The 2006 Kenworth T800 is a rugged and versatile Class 8 truck, a staple in the heavy-duty segment since its introduction. Primarily available as a conventional cab, it has seen continuous evolution through various model years. While specific trims vary based on application, key configurations often include day cabs and various sleeper options. Its popularity stems from its legendary durability, customizable configurations, and robust performance, making it a trusted workhorse for long-haul trucking, construction, and vocational applications. Pricing for a used 2006 model can range significantly based on condition and specifications, typically from $30,000 to $70,000+.
The Good
The 2006 Kenworth T800 boasts exceptional reliability and robust performance, appealing to practical buyers seeking a dependable workhorse. Its durable design and driver-focused comfort features offer emotional reassurance and a sense of capability for long hauls, making it a valuable long-term investment.
The Bad
Potential weaknesses for the 2006 Kenworth T800 include the age of the components, possibly leading to wear and tear on parts like the engine, transmission, and suspension. Electrical gremlins and rust on the chassis are also common concerns to watch out for, especially on well-used units.
2006 Kenworth T800: Quick Overview
- Engine Options: The 2006 Kenworth T800 was typically equipped with powerful Cummins ISX or Caterpillar C15 engines, known for their robust performance and durability. Other engine options from PACCAR (Kenworth's parent company) were also available, depending on the specific configuration and customer requirements.
- Horsepower: Horsepower ratings varied significantly based on the engine choice and vocational application. Common ranges for the Cummins ISX were between 400 to 600 horsepower, while Caterpillar C15 engines often fell within a similar bracket, potentially reaching up to 625 horsepower in some configurations.
- Fuel Economy: Fuel economy in a Class 8 truck like the T800 is highly dependent on factors such as engine, transmission, axle ratios, aerodynamic modifications, load weight, and driving style. For the 2006 T800, typical highway fuel economy could range from 5 to 7 miles per gallon (MPG).
- 0-60 Times: 0-60 mph acceleration times are not a primary metric for heavy-duty trucks and are rarely documented. These vehicles are designed for sustained hauling rather than rapid acceleration. Load conditions, gear ratios, and engine power significantly influence any acceleration measurement.
- Towing Capacity: The towing capacity of the 2006 Kenworth T800 is substantial and dictated by its Gross Vehicle Weight Rating (GVWR) and Gross Combination Weight Rating (GCWR), as well as the specific axle configurations and chassis. These trucks are engineered to handle heavy loads, often exceeding 80,000 pounds GCWR, making them suitable for tandem trailers, heavy equipment transport, and vocational applications.
- Trim-Level Features: The T800 is highly configurable, meaning "trim levels" are less about luxury packages and more about functional specifications tailored to the job. Key features include:
- Cab Options: Day cabs for shorter routes, and various sleeper configurations (e.g., 42-inch, 62-inch, 72-inch) for long-haul drivers, offering amenities like beds, storage, and sometimes even small refrigerators.
- Chassis Configurations: Wheelbases, frame rail thicknesses, and axle placements are customized for specific applications (e.g., dump trucks, concrete mixers, heavy haulers).
- Suspension Systems: A range of suspension options, including Kenworth's own proprietary systems and those from third-party manufacturers, to suit ride quality and load-bearing requirements.
- Braking Systems: Typically feature robust air brake systems.
- Interior: While utilitarian, the interiors are designed for driver comfort and functionality, with adjustable seats, ergonomic dashboards, and integrated controls. Higher-spec units might include upgraded upholstery and additional creature comforts.
2006 Kenworth T800 Specifications
Vehicle Information
| Year | 2006 |
| Make | Kenworth |
| Model | T800 |
| Trim | - |
| Style | - |
| Type | Truck |
| Category | Compact Car |
Manufacturing Details
| Made In | Mexico |
| Manufacturing City | CHILLICOTHE |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | 330001 pounds |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 12L I6 |
| Engine Size | 12L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | 6x4 |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
Vehicle
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Specifications
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Analysis
Analysis
What Problems Does the 2006 Kenworth T800 Have?
The 2006 Kenworth T800, being a heavy-duty truck, is built for longevity. However, like any vehicle, it can develop issues over time, particularly with age. Common concerns reported by owners often revolve around standard wear and tear rather than inherent design flaws. One frequently mentioned area is the electrical system; older trucks can experience issues with wiring harnesses, sensors, and control modules, leading to intermittent faults or warning lights. This can sometimes be exacerbated by corrosion in connectors, especially in regions with harsh weather or road salt usage.
Another area to watch is the drivetrain. While the engines (typically Cummins or Caterpillar) and transmissions are robust, components like clutches, U-joints, and differential seals can require replacement after extensive mileage. Issues with exhaust gas recirculation (EGR) systems on later models with these technologies can also arise, though the 2006 model might predate some of the more complex emission control systems that became standard later.
Concerning recalls, for a 2006 model year, any significant recalls would have been issued by the manufacturer and addressed by now. It's crucial for potential buyers to check the National Highway Traffic Safety Administration (NHTSA) database or consult Kenworth directly for any outstanding recalls or past service campaigns related to specific VINs. General long-term reliability concerns for a 2006 T800 largely depend on the original build specifications, how well it was maintained, and the type of work it performed. Trucks used in severe service applications (e.g., mining, heavy construction) will naturally show more wear than those used primarily for line-haul. The chassis itself is incredibly durable, but rust can become an issue on frames and body panels in corrosive environments. Regular and thorough maintenance, including fluid changes, filter replacements, and inspections, is paramount to ensuring continued reliability and mitigating potential problems with a truck of this age.
Another area to watch is the drivetrain. While the engines (typically Cummins or Caterpillar) and transmissions are robust, components like clutches, U-joints, and differential seals can require replacement after extensive mileage. Issues with exhaust gas recirculation (EGR) systems on later models with these technologies can also arise, though the 2006 model might predate some of the more complex emission control systems that became standard later.
Concerning recalls, for a 2006 model year, any significant recalls would have been issued by the manufacturer and addressed by now. It's crucial for potential buyers to check the National Highway Traffic Safety Administration (NHTSA) database or consult Kenworth directly for any outstanding recalls or past service campaigns related to specific VINs. General long-term reliability concerns for a 2006 T800 largely depend on the original build specifications, how well it was maintained, and the type of work it performed. Trucks used in severe service applications (e.g., mining, heavy construction) will naturally show more wear than those used primarily for line-haul. The chassis itself is incredibly durable, but rust can become an issue on frames and body panels in corrosive environments. Regular and thorough maintenance, including fluid changes, filter replacements, and inspections, is paramount to ensuring continued reliability and mitigating potential problems with a truck of this age.
How long will the 2006 Kenworth T800 last?
The 2006 Kenworth T800 is renowned for its exceptional long-term durability, often logging well over a million miles in its service life. Average mileage for a truck of this age can range dramatically, from 500,000 miles for lighter vocational use to over 1.5 million miles for dedicated long-haul operations. With diligent maintenance, including regular oil changes, filter replacements, and proactive inspections, these trucks can continue to perform reliably for many years. The primary weaknesses that emerge over time are typically related to wear and tear on components like the engine, transmission, suspension, and exhaust systems, rather than catastrophic failures. Rust can also be a concern in certain climates. However, the core chassis and cab structure are built to last, making them a sound investment for continued use if properly cared for.
What Technology & Safety Features are Included?
The 2006 Kenworth T800, being a heavy-duty commercial truck from that era, prioritizes functionality and driver practicality over advanced consumer-grade technology, driver-assistance features, or extensive entertainment systems. Its built-in tech is primarily focused on operational efficiency and safety in a commercial setting.
Basic Technology & Instrumentation: The dashboard features a robust array of analog gauges and digital readouts providing critical information on engine status, fuel levels, air pressure, and vehicle speed. Diagnostic systems are integrated to alert the driver and technicians to potential issues. For its time, features like integrated cruise control were common, aiding driver comfort on long routes. AM/FM radio and CB radio capabilities were standard or common options for entertainment and communication.
Driver-Assistance Features: True driver-assistance systems as we know them today (like lane keeping assist, adaptive cruise control, or automatic emergency braking) were not standard or widely available on the 2006 T800. The focus was on the driver's direct control and awareness. ABS (Anti-lock Braking System) was a significant safety feature present on most models.
Safety Features: Safety in the T800 is inherent in its robust construction. It features heavy-duty frame rails, a strong cab structure designed to protect occupants in a collision, and powerful air brakes for reliable stopping power. Seatbelts are standard. Visibility from the driver's seat is generally excellent due to the cab-over-engine design and large windows.
Optional Features: Depending on the vocational application and customer specifications, optional features could include upgraded interior materials, power windows and locks (less common on earlier models), premium seating, auxiliary heating systems, and advanced telematics for fleet management. Higher-end sleeper cabs could be equipped with amenities like satellite radio pre-wiring, inverter systems for small electronics, and more comfortable sleeping accommodations.
Crash-Test Ratings: Commercial trucks like the Kenworth T800 are not typically subjected to the same types of crash-test ratings as passenger vehicles by organizations like the NHTSA or IIHS. Their safety is assessed based on Federal Motor Vehicle Safety Standards (FMVSS) for heavy-duty vehicles, which focus on structural integrity, braking performance, and occupant protection in commercial-specific scenarios. The T800's design is inherently geared towards heavy-duty impact resistance and driver survivability.
Basic Technology & Instrumentation: The dashboard features a robust array of analog gauges and digital readouts providing critical information on engine status, fuel levels, air pressure, and vehicle speed. Diagnostic systems are integrated to alert the driver and technicians to potential issues. For its time, features like integrated cruise control were common, aiding driver comfort on long routes. AM/FM radio and CB radio capabilities were standard or common options for entertainment and communication.
Driver-Assistance Features: True driver-assistance systems as we know them today (like lane keeping assist, adaptive cruise control, or automatic emergency braking) were not standard or widely available on the 2006 T800. The focus was on the driver's direct control and awareness. ABS (Anti-lock Braking System) was a significant safety feature present on most models.
Safety Features: Safety in the T800 is inherent in its robust construction. It features heavy-duty frame rails, a strong cab structure designed to protect occupants in a collision, and powerful air brakes for reliable stopping power. Seatbelts are standard. Visibility from the driver's seat is generally excellent due to the cab-over-engine design and large windows.
Optional Features: Depending on the vocational application and customer specifications, optional features could include upgraded interior materials, power windows and locks (less common on earlier models), premium seating, auxiliary heating systems, and advanced telematics for fleet management. Higher-end sleeper cabs could be equipped with amenities like satellite radio pre-wiring, inverter systems for small electronics, and more comfortable sleeping accommodations.
Crash-Test Ratings: Commercial trucks like the Kenworth T800 are not typically subjected to the same types of crash-test ratings as passenger vehicles by organizations like the NHTSA or IIHS. Their safety is assessed based on Federal Motor Vehicle Safety Standards (FMVSS) for heavy-duty vehicles, which focus on structural integrity, braking performance, and occupant protection in commercial-specific scenarios. The T800's design is inherently geared towards heavy-duty impact resistance and driver survivability.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
2006 Kenworth T800 Prices and Market Value
When new, a 2006 Kenworth T800 could have commanded a price ranging from approximately $100,000 to $200,000 or more, depending heavily on the specific configuration, engine, transmission, axle choices, and any specialized vocational equipment fitted. The T800 is a premium vocational and heavy-haul truck, and its initial price reflected its robust build quality and customization options.
Currently, the used market for a 2006 Kenworth T800 shows significant variation. Well-maintained trucks with lower mileage and desirable configurations can still fetch prices from $30,000 to upwards of $70,000, particularly if they are set up for specific, high-demand applications. Trucks with higher mileage, older engines, or those requiring extensive repairs will be considerably less, potentially in the $20,000-$30,000 range.
The T800 exhibits strong resale value for a truck of its age, a testament to its durability and reputation. Depreciation is steep in the initial years, as is typical for heavy-duty vehicles, but once past the first decade, the rate slows considerably. Factors affecting resale value include engine hours, overall condition (mechanical and cosmetic), maintenance history, tire tread depth, and the presence of specialized equipment. Trucks that have been regularly serviced and operated in less severe applications generally hold their value better.
Currently, the used market for a 2006 Kenworth T800 shows significant variation. Well-maintained trucks with lower mileage and desirable configurations can still fetch prices from $30,000 to upwards of $70,000, particularly if they are set up for specific, high-demand applications. Trucks with higher mileage, older engines, or those requiring extensive repairs will be considerably less, potentially in the $20,000-$30,000 range.
The T800 exhibits strong resale value for a truck of its age, a testament to its durability and reputation. Depreciation is steep in the initial years, as is typical for heavy-duty vehicles, but once past the first decade, the rate slows considerably. Factors affecting resale value include engine hours, overall condition (mechanical and cosmetic), maintenance history, tire tread depth, and the presence of specialized equipment. Trucks that have been regularly serviced and operated in less severe applications generally hold their value better.
2006 Kenworth T800 Cost of Ownership
Owning a 2006 Kenworth T800 involves significant costs, making it a costly vehicle to own and operate compared to lighter-duty trucks. Insurance premiums can be substantial, reflecting the vehicle's value and the risks associated with commercial hauling. Fuel costs are a major factor, with consumption varying widely based on engine, load, and route, but averaging 5-7 MPG means substantial expenditure on diesel. Maintenance and repair costs are also considerable; while durable, parts and labor for heavy-duty components are expensive. Regular preventive maintenance is critical to avoid costlier repairs. Overall, while the T800 is a workhorse, its long-term ownership is decidedly costly due to high operational and maintenance expenses, though its longevity can offset some of these concerns for profitable businesses.
2006 Kenworth T800 Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2006 Kenworth T800 Recalls & Defects
Steering
Recall date
2005-11-29
Recall no.
05v543000
Source
NHTSA
Summary
ON Certain Trucks Equipped With THE Bendix Electronic Stability Control (Esp) System, THE System Uses Multiple Sensors and AN Electronic Control Unit (Ecu) TO Control Vehicle Under Steer, Over-Steer, and Rollover Situations. THE System Relies ON Vehicle Sensors TO BE Functioning and Aligned Properly. THE Steering Angle Sensor HAS THE Potential TO BE Misaligned With THE Steering Column Shaft, Thereby Providing Incorrect Information TO THE Bendix Ecu.
Consequence
This Condition Could Affect Vehicle Throttle Control and Braking, Thereby Leading TO Loss OF Vehicle Steering Control Which Could Cause A Crash Without Warning.
Remedy
Because OF THE Immediate and Substantial Risk, Kenworth and Peterbilt Dealers Will First Deactivate THE YAW Control Feature OF THE Bendix ESP System Preventing Inadvertent ESP Activation. When Parts ARE Available, THE Steering Column Will BE Replaced TO Insure Proper Alignment OF THE Steering Shaft Sensor and THE Full ESP System Will BE Reactivated. THE Recall Began ON December 7, 2005. Parts TO Complete THE Remedy ARE Estimated TO BE Available IN Early 2006. Owners MAY Contact Kenworth AT 1-425-828-5440 or Peterbilt AT 1-940-591-4201.
Notes
Kenworth Recall NO. 05kw6 and Peterbilt Recall NO. 1105d. Customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Engine and Engine Cooling
Recall date
2005-12-22
Recall no.
05v570000
Source
NHTSA
Summary
ON Certain Tractors Equipped With Caterpillar Diesel Engines, THE Variable Valve Actuation OIL Line MAY Wear Against THE Sharp Edge OF THE Cylinder Head IF NOT Positioned Correctly.
Consequence
THE OIL Line MAY BE CUT ON THE Cylinder Head Causing AN OIL Leak and A Possible Fire.
Remedy
Caterpillar, IN Conjunction With Paccar, Will BE Conducting THE Owner Notification and Remedy FOR This Campaign Free OF Charge. Owners MAY Call Caterpillar AT 309-675-6496, Kenworth AT 425-828-5440, or Peterbilt AT 940-591-4201.
Notes
Kenworth Recall NO. 05kw7 and Peterbilt Recall NO. 1205e.customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236(Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Trailer Hitches:fifth Wheel Assembly
Recall date
2006-11-30
Recall no.
06v461000
Source
NHTSA
Summary
ON Certain Trucks, AN Ra529 King PIN Release AIR Valve WAS Manufactured With THE Internal Spool Installed Backwards. This Results IN THE AIR Option OF THE King PIN Release System Being Inoperable. TO Correct This Situation, THE Vehicle's AIR Lines Were Reversed Rather Than Replacing THE Valve.
Consequence
With THE Lines Reversed, THE King PIN CAN BE Released Without THE Driver's Knowledge. When This Occurs, THE Driver Could Drive Away and THE Trailer Could Become Disengaged, Increasing THE Risk OF A Crash.
Remedy
Kenworth Will Inspect THE King PIN Release System and Suspect Valve. IF ANY Vehicles Have A Nonconforming Valve or Incorrect Plumbing, IT Will BE Replaced and Re-Plumbed. THE Recall Began ON November 29, 2006. Owners MAY Contact Kenworth AT 1-425-828-5440.
Notes
Kenworth Recall NO. 06kw3.customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Power Train:driveline
Recall date
2006-10-13
Recall no.
06v391000
Source
NHTSA
Summary
ON Certain Trucks Equipped With Chalmers Rear Suspensions, THE Adjustable Torque ROD END Castings MAY BE Brittle. A Brittle ROD END Casting MAY Fracture Without Warning, Causing THE Vehicles' Rear Axles TO Become Misaligned.
Consequence
This Misalignment CAN Cause THE Vehicle TO Lose Directional Stability AT Speeds That MAY Result IN A Vehicle Crash.
Remedy
Dealers Will Inspect THE Vehicles TO Determine IF They Were Manufactured With A Suspect Torque ROD End. IF A Suspect Torque ROD END IS Found, THE Entire Torque ROD Will BE Replaced. THE Recall Began ON October 9, 2006. Owners MAY Contact Peterbilt AT 1-940-591-4196 or Kenworth AT 1-425-828-5440.
Notes
Kenworth Recall NO. 06kw1 and Peterbilt Recall NO. 1006c.customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Engine and Engine Cooling
Recall date
2007-06-28
Recall no.
07v279000
Source
NHTSA
Summary
ON Certain Trucks Equipped With Caterpillar C11, C13 or C15 Engines, THE OIL Fill CAP CAN Become Dislodged DUE TO CAP Damage or Improper Installation and Become Lodged IN THE U-Joint OF THE Steering Driveline and Steering Gear.
Consequence
IF THE CAP Becomes Dodged IN This Area, IT MAY Result IN Difficulty Steering THE Vehicle or Cause Complete Steering Lock-Up Increasing THE Risk OF A Crash.
Remedy
Paccar IS Working With Caterpillar TO Repair These Vehicles. Revised OIL CAP Retention Based ON THE Engine Model/Configuration Will BE Incorporated TO Prevent Steering Lock-Up. THE Recall Began During December 2007. Owners MAY Contact Caterpillar AT 1-800-447-4986 or Kenworth AT 425-828-5440.
Notes
Kenworth Recall NO. 07kwb.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Power Train:automatic Transmission
Recall date
2007-03-16
Recall no.
07v107000
Source
NHTSA
Summary
ON Certain Trucks, THE Wiring, Parts, or Transmission Programming Required FOR THE Auto Neutral Feature TO Function AS Designed Were Either NOT Installed, Connected, or Programmed Properly.
Consequence
IF ANY OF These Conditions Exists, THE Transmission Will NOT Automatically Shift Into Neutral When Left IN Drive With THE Parking Brake SET Engaged. THE Vehicle Could Move Without Warning Increasing THE Risk OF A Crash.
Remedy
Dealers Will Inspect THE Affected Vehicles TO Ensure THE Auto Neutral Feature Functions Properly And, IF Needed, Will Make THE Necessary Repairs Free OF Charge. THE Recall Began ON MAY 9, 2007. Owners MAY Contact Kenworth AT 425-828-5440.
Notes
Kenworth Recall NO. 07kw3.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Service Brakes, AIR
Recall date
2007-03-09
Recall no.
07v090000
Source
NHTSA
Summary
Certain Trucks Fail TO Comply With THE Brake Timing Regulatory Requirements OF Federal Motor Vehicle Safety Standard NO. 121, "air Brake Systems." THE Brake Valve WAS Moved TO THE Opposite Rail, Increasing THE Length OF THE AIR Line, Which IN Turn Increased THE Wheelbase Requiring A Dual Relay Valve System. THE Vehicles Were Manufactured With A Single Valve System.
Consequence
IF Stopping Distance WAS Limited, A Vehicle Crash Could Result.
Remedy
Dealers Will Convert THE Single Relay Valve TO A Dual Relay Valve System Free OF Charge. THE Recall Began ON MAY 21, 2007. Owners MAY Contact Kenworth AT 425-828-5440.
Notes
Kenworth Recall NO. 07kw2.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Trailer Hitches
Recall date
2007-06-26
Recall no.
07v269000
Source
NHTSA
Summary
ON Certain Trucks, THE Removable TOW Hitch ,when Used TO TOW or Lift A Vehicle, CAN Fail DUE TO Defective Material IN THE TOW Hitch.
Consequence
IF THE TOW Hitch Assembly Fails While A Vehicle IS Being Towed or Lifted, IT MAY Cause AN Accident That Could Result IN Personal Injury or Death.
Remedy
Dealers Will Replace THE TOW PIN Assembly Free OF Charge. THE Recall Began ON September 4, 2007. Owners MAY Contact Kenworth AT 425-828-5440 or Peterbilt AT 940-591-4201.
Notes
Peterbilt Recall No.507e and Kenworth Recall NO. 07kwa.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Engine and Engine Cooling:engine:diesel
Recall date
2007-10-02
Recall no.
07v467000
Source
NHTSA
Summary
ON Certain Emergency Vehicles Equipped With Cummins ISL Cm850 Diesel Engines, THE Connecting Rods Which Transfer Energy From THE Piston TO THE Crankshaft ARE Defective and CAN Result IN Seizure OF THE Piston Pin. A Piston PIN Seizure CAN Result IN A Mission-Disabling Engine Failure.
Consequence
This Condition Could Ultimately Result IN A Loss OF Vehicle Power (Engine Stall) Increasing THE Risk OF A Crash.
Remedy
Paccar IS Working With Cummins TO Replace THE Connecting Rods Free OF Charge (Please SEE 06e037). Owners MAY Contact Cummins AT 1-800-Diesels or Kenworth AT 1-425-828-5440.
Notes
Customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Suspension
Recall date
2008-09-24
Recall no.
08v485000
Source
NHTSA
Summary
Paccar IS Recalling 130 MY 2004-2009 T2000, T800, T600, W900 and T660 Kenworth Trucks Built With AN Ag400 Rear Suspension, Long Stroke Brake Chambers, and Wide Base Tires (Super Singles). These Vehicles MAY Develop AN Increase IN Lateral and Vertical Axle Movement. This Movement MAY Cause Part or Parts OF THE Brake Assembly (Brake CAM Tube Support, Brake Chamber Bracket, Brake Chamber, Brake Spider) TO Develop Fatigue Cracks, Possibly Resulting IN THE Failure OF THE Part or Parts Within THE Brake Assembly.
Consequence
A Failure MAY Reduce Vehicle Brake Performance, Increasing THE Risk OF A Crash.
Remedy
Dealers Will Install THE CAM Tube Support Brackets ON All OF THE Rear Axle Wheel Ends. Inspect THE Rear Axle Brake Assembly and Replace IT IF Cracked. THE Recall IS Expected TO Begin During November 2008. Owners MAY Contact Kenworth AT 1-425-828-5440.
Notes
Kenworth Recall NO. 08kwb. Customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Service Brakes, Air:slack Adjusters
Recall date
2008-03-04
Recall no.
08v099000
Source
NHTSA
Summary
Paccar IS Recalling 130 MY 2005-2007 Kenworth C500, T800, W900, and Peterbilt Models 357 and 379 Tractor Trailers Equipped With Fabco Slack Adjusters ON Sisu Axles. THE Slack Adjusters MAY Fail AS A Result OF A Fatigue Crack Rendering THE Slack Adjuster Inoperative. This Could Reduce Braking Effectiveness.
Consequence
Reduction IN Braking Capacity Could Increase THE Risk OF A Crash.
Remedy
Dealers Will Inspect and Replace THE Slack Adjusters Free OF Charge. THE Recall Began ON March 21, 2008. Owners MAY Contact Kenworth AT 1-425-828-5440 and Peterbilt AT 1-940-591-4196.
Notes
Kenworth Recall NO. 08kw2 and Peterbilt Recall NO. 208c.customers MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Http://Www.safercar.gov.
Engine and Engine Cooling:engine:diesel
Recall date
2008-09-23
Recall no.
08v487000
Source
NHTSA
Summary
Paccar IS Recalling 4,883 MY 2006-2009 Kenworth T600, T660, T800, W900, T2000 and MY 2008-2009 Peterbilt 365, 367, 379, 384, 386, 387, 388 and 389 Trucks. Inadequate Stiffness OF THE Diesel Particulate Filter (Dpf) Bracket Could Result IN Separation OF THE DPF From THE Chassis.
Consequence
A Vehicle Crash Could Occur IF Another Vehicle Strikes THE DPF ON THE Roadway.
Remedy
Paccar IS Working With Caterpillar TO Repair These Vehicles (Please SEE 08e041). Owners MAY Contact Caterpillar AT 1-800-447-4986 or Kenworth AT 1-425-828-5440 or Peterbilt AT 1-940-591-4196.
Notes
Kenworth Recall NO. 08kwd and Peterbilt Recall NO. 908g.customers MAY Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty: 1-800-424-9153); or GO TO Http://Www.safercar.gov.
Service Brakes, AIR
Recall date
2009-06-30
Recall no.
09v239000
Source
NHTSA
Summary
Kenworth IS Recalling 3,423 MY 2004-2009 T2000, T800,t600, W900 and T660 Vehicles. Increased Brake Excitation IN A Certain Vehicle Configuration Which Includes Bendix Drum Brakes, Wide Base Low Profile Single Tires, and AN Ag400 or Ag460 Rear Suspension, DUE TO ITS Unique Brake Clocking and CAM Tube Length, CAN Cause Fatigue and Cracking TO Brake Assembly Components.
Consequence
Cracking CAN Cause A Complete Fracture OF THE CAM Tube, Which Could Increase Stopping Distance and Decrease Parking Brake Hold Capability.
Remedy
Dealers Will Inspect THE Rear Axle Brakes Assembly, Replace Cracked Rear Axle Brakes Assembly Components Where Required, and Install CAM Tube Support Brackets ON All Rear Axle Wheel Ends Free OF Charge. THE Recall IS Expected TO Begin or Before July 25, 2009. Owner MAY Contact Kenworth AT 1-425-828-5440.
Notes
Paccar Recall NO. 09kw7.owners MAY Also Contact THE National Highway Traffic Safety Administration's Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO <A Href=http://Www.safercar.gov>http://www.safercar.gov</a> .
2006 Kenworth T800 Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
2006 Kenworth T800 Insurance
Insurance for a 2006 Kenworth T800 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2006 Kenworth T800 Compare to Other Truck?
The 2006 Kenworth T800 competes in the highly demanding Class 8 vocational and heavy-haul truck market. Its primary rivals include other premium brands known for their durability and customizable platforms, such as Peterbilt (often sharing platforms and powertrains with Kenworth), Freightliner (particularly models like the Coronado or specialized vocational trucks), and Mack Trucks (known for their ruggedness and durability, like the Pinnacle series).
Performance: The T800, equipped with powerful Cummins or Caterpillar engines, generally offers comparable, if not superior, performance to its rivals in terms of torque and hauling capability. Kenworth trucks are often favored for their robust drivetrains and ability to handle extreme loads.
Features: Feature-wise, the T800 is highly configurable. While rivals might offer similar levels of customization, Kenworth often excels in offering durable, driver-centric ergonomics and options for vocational specific needs. For a 2006 model, advanced electronics and driver aids were limited across all brands, focusing more on mechanical robustness.
Reliability: Kenworth and Peterbilt are widely regarded as having top-tier reliability, often exceeding that of Freightliner or even some Mack models in terms of long-term component durability and chassis integrity. The T800 is a benchmark for reliability in the vocational segment.
Price: When new, all these premium trucks were similarly priced, reflecting their heavy-duty construction and customization. In the used market, the 2006 T800 often holds its value exceptionally well due to its reputation, sometimes commanding higher prices than comparable models from other brands with similar mileage, due to its perceived longevity and lower long-term cost of ownership.
Alternatives:
Performance: The T800, equipped with powerful Cummins or Caterpillar engines, generally offers comparable, if not superior, performance to its rivals in terms of torque and hauling capability. Kenworth trucks are often favored for their robust drivetrains and ability to handle extreme loads.
Features: Feature-wise, the T800 is highly configurable. While rivals might offer similar levels of customization, Kenworth often excels in offering durable, driver-centric ergonomics and options for vocational specific needs. For a 2006 model, advanced electronics and driver aids were limited across all brands, focusing more on mechanical robustness.
Reliability: Kenworth and Peterbilt are widely regarded as having top-tier reliability, often exceeding that of Freightliner or even some Mack models in terms of long-term component durability and chassis integrity. The T800 is a benchmark for reliability in the vocational segment.
Price: When new, all these premium trucks were similarly priced, reflecting their heavy-duty construction and customization. In the used market, the 2006 T800 often holds its value exceptionally well due to its reputation, sometimes commanding higher prices than comparable models from other brands with similar mileage, due to its perceived longevity and lower long-term cost of ownership.
Alternatives:
- Peterbilt 379/389: Similar in build and powertrain, offering a slightly different aesthetic and driver experience. Often considered equally reliable and desirable.
- Mack Pinnacle Axle Forward/Back: Known for its robust build and powerful engines, a strong contender, especially for severe service.
- Freightliner Coronado/FLD Series: While perhaps not as consistently lauded for long-term ruggedness as Kenworth or Peterbilt, these offer strong performance and competitive features, often at a slightly lower used price point.
Final Verdict: Is the 2006 Kenworth T800 a Good Truck?
The 2006 Kenworth T800 is ideal for owner-operators and fleet managers seeking a highly durable, versatile, and reliable heavy-duty truck for vocational applications, heavy hauling, or long-haul trucking. It is worth buying for those who prioritize longevity, robust construction, and customizable configurations over cutting-edge technology or creature comforts found in newer vehicles.
It is best purchased on the used market, as new models are significantly more expensive and the 2006 T800, when well-maintained, still offers exceptional value. Buyers should carefully inspect any potential purchase, paying close attention to engine hours, maintenance records, and overall condition. Specific trims or configurations should be chosen based on the intended application – day cabs for local work, and sleepers for over-the-road operations. For its intended purpose, a well-maintained 2006 Kenworth T800 represents a sound and economically viable investment for demanding commercial use.
It is best purchased on the used market, as new models are significantly more expensive and the 2006 T800, when well-maintained, still offers exceptional value. Buyers should carefully inspect any potential purchase, paying close attention to engine hours, maintenance records, and overall condition. Specific trims or configurations should be chosen based on the intended application – day cabs for local work, and sleepers for over-the-road operations. For its intended purpose, a well-maintained 2006 Kenworth T800 represents a sound and economically viable investment for demanding commercial use.
Drew B
Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma