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2014 Kenworth T3 Series Overview, Reviews, Ratings & Specs

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Jovan | March 31, 2026
The 2014 Kenworth T3 Series, specifically the T370 model, is a medium-duty conventional truck renowned for its versatility and durability. Manufactured for vocational applications, it has been a staple in the Kenworth lineup for many years, with the T370 being a prominent iteration. Key trims often revolve around engine and drivetrain configurations. While precise pricing varies widely based on customization, new models historically ranged from the mid-$70,000s to over $100,000. Its popularity stems from its robust construction and suitability for diverse tasks like construction, refuse, and distribution, making it a reliable workhorse.
The Good

The 2014 Kenworth T3 Series offers exceptional reliability and rugged performance for demanding vocational tasks. Its comfortable cab enhances driver productivity, while its efficient design contributes to a strong value proposition. This truck appeals to practical buyers with its durability and operational efficiency, and to emotional buyers with its reputation for dependable service and professional appearance.

The Bad

Potential weaknesses for the 2014 Kenworth T3 Series can include the complexity and cost of maintaining advanced emissions systems, especially on diesel engines. Some owners report a stiffer ride than lighter-duty vehicles, and certain interior materials might show wear over time in demanding vocational use. Awareness of these points is crucial for informed ownership.

2014 Kenworth T3 Series: Quick Overview

  • Engine Options: The 2014 Kenworth T3 Series (primarily the T370) offered a range of robust PACCAR PX-6 and PX-7 diesel engines. These were known for their durability and performance in vocational applications. Specific engine choices often depended on the vocational upfitting and intended use.
  • Horsepower: Horsepower ratings for the PACCAR PX-6 typically ranged from approximately 200 to 260 hp, while the PACCAR PX-7 engines offered higher output, generally from 240 hp up to 325 hp, providing ample power for various work demands.
  • Fuel Economy: Specific MPG figures for heavy-duty vocational trucks like the Kenworth T3 Series are not typically advertised or measured in the same way as passenger vehicles. Fuel economy is highly dependent on the engine chosen, transmission, axle ratios, vehicle weight, load, and driving conditions. However, the PX-7 engines were designed with efficiency in mind for their class.
  • 0-60 Times: 0-60 mph acceleration is not a relevant metric for this class of vehicle, which is designed for work and not for spirited driving. Their focus is on torque and pulling power.
  • Towing Capacity (if applicable): Towing capacity is highly variable and determined by the specific chassis configuration, axle ratings, suspension, and Gross Vehicle Weight Rating (GVWR). The T370 is designed for significant payloads and towing applications, often rated for Gross Combination Weight Ratings (GCWR) well into the 50,000+ lbs range, depending on configuration and options.
  • Trim-Level Features: While not having traditional passenger car trims, the T3 Series had various configurations and optional features to suit vocational needs. Key features included:
    • Robust chassis options for various applications (e.g., dump truck, refuse, tow truck).
    • Various transmission options, including Allison automatic and manual transmissions.
    • Different axle configurations and ratios.
    • Air brakes for superior stopping power.
    • Optional PTO (Power Take-Off) capabilities for auxiliary equipment.
    • Different cab styles and interior amenities focused on driver comfort and functionality for long workdays.
    • Durable exterior components designed for the rigors of vocational use.

2014 Kenworth T3 Series Specifications

Vehicle Information
Year 2014
Make Kenworth
Model T3 Series
Trim -
Style -
Type Truck
Category Heavy Truck
Manufacturing Details
Made In Canada
Manufacturing City MEXICALI
Dimensions
Doors -
Curb Weight -
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 6.7L I6
Engine Size 6.7L
Engine Cylinders 6
Transmission -
Transmission Type -
Transmission Speeds -
Drivetrain Rear-Wheel Drive
Additional Features
Anti-Brake System -
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) -
Invoice Price -
Delivery Charges -

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What Problems Does the 2014 Kenworth T3 Series Have?

The 2014 Kenworth T3 Series, specifically the T370, is generally considered a reliable vocational truck, but like any commercial vehicle, it can experience certain issues. One area that can be a concern, particularly with diesel engines of this era, is related to the emissions control systems. Components like the Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR) systems, designed to meet stringent emissions standards, can become clogged or malfunction, leading to reduced performance and increased maintenance costs. This is more a function of complex emissions technology than a fundamental flaw in the truck's design. Owners often need to adhere to strict regeneration cycles and use appropriate diesel exhaust fluid (DEF) to mitigate these issues.

Another area to watch for can be the wear and tear on certain powertrain components, such as the transmission or clutch (in manual configurations), especially if the vehicle has been used extensively in heavy-duty vocational applications with frequent stop-and-go operation or heavy hauling. Drivetrain components like universal joints and rear axles can also experience wear over time under severe use.

Electrical system issues, though less common, can arise in any vehicle of this age. This might include problems with sensors, alternators, or wiring harnesses, particularly if exposed to harsh environmental conditions. Regarding recalls, specific recalls for the 2014 model year would need to be checked against the National Highway Traffic Safety Administration (NHTSA) database. However, common areas for recalls in commercial vehicles can include braking systems, steering components, or specific engine or transmission software updates. Long-term reliability is generally strong if the vehicle receives consistent and proactive maintenance. The robust PACCAR engines are known for their longevity when properly cared for. The primary drivers of long-term reliability are proper maintenance schedules, appropriate use for the vehicle's design, and timely addressing of any emerging issues. While specific widespread model-year issues for the 2014 T3 are not prominently reported, the general maintenance and operational considerations for a heavy-duty vocational truck apply.

How long will the 2014 Kenworth T3 Series last?

The 2014 Kenworth T3 Series is built for longevity, and with proper maintenance, it's not uncommon for these trucks to accumulate 500,000 to over a million miles in service. Owner data and maintenance habits are critical. Trucks used in vocational applications like construction or waste management that experience extreme conditions and less frequent, meticulous maintenance may show wear sooner, potentially around 200,000-300,000 miles, though the core powertrain remains robust.

Long-term durability is a strong suit, with PACCAR engines and robust chassis components designed for the long haul. Weaknesses over time typically manifest as wear-and-tear on components like the transmission, suspension, and brake systems, as well as potential issues with emissions control systems if not maintained. Regular servicing, including oil changes, filter replacements, and component inspections, is paramount to achieving the highest mileage and years of service from a 2014 Kenworth T3. Many owners report continued satisfaction well into their second decade of ownership with diligent care.

What Technology & Safety Features are Included?

The 2014 Kenworth T3 Series, while primarily a vocational workhorse, offers a functional suite of technology and safety features designed to enhance driver productivity and security. Built-in tech and entertainment were often basic, focusing on essentials for a working environment. Standard features typically included a digital multi-function display providing essential vehicle information, AM/FM radio, and auxiliary input for portable media devices. Higher trims or optional packages could add features like Bluetooth connectivity for hands-free calling and audio streaming, enhancing the driver's ability to stay connected and entertained during long hours.

Driver-assistance features were not as prevalent or sophisticated as in modern light-duty vehicles, but essential safety systems were standard. This included robust air brake systems for reliable stopping power, power steering for maneuverability, and standard safety belts. Optional features could include advanced lighting packages for improved visibility in various conditions and sometimes integrated backup alarms or cameras for improved situational awareness during operation.

Regarding safety, Kenworth trucks are built to rigorous commercial vehicle standards. While specific crash-test ratings like those for passenger cars (e.g., NHTSA's star ratings) are not typically performed or published for heavy-duty trucks like the T3 Series, their construction is inherently designed for durability and occupant protection in demanding environments. The sturdy cab structure, reinforced frames, and comprehensive braking systems are all testament to their focus on safety. Optional safety enhancements might have included features like heated mirrors for better visibility in adverse weather and more advanced diagnostic systems to alert drivers to potential issues. The emphasis is on proactive safety through robust engineering and essential driver aids rather than electronic driver-assistance systems common today.

What Colors Options are Available?

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2014 Kenworth T3 Series Prices and Market Value

When new, the 2014 Kenworth T3 Series (T370) typically had a starting price range anywhere from the mid-$70,000s to over $100,000, heavily depending on the specific configuration, engine, transmission, and vocational upfitting. Used market prices for a 2014 model can vary significantly, commonly ranging from $30,000 to $70,000 or more, contingent on mileage, condition, maintenance history, and remaining lifespan of key components.

These trucks exhibit a moderate depreciation curve for their class, holding value relatively well due to their robust build and reputation for durability. Factors affecting resale value include: low mileage, comprehensive maintenance records, good tire condition, absence of significant rust or body damage, and desirable vocational configurations (e.g., a well-maintained dump body or crane). Trucks with specialized equipment that is still in high demand will also command a better price. Overall, they are considered a sound investment with good residual value for their intended purpose.

2014 Kenworth T3 Series Cost of Ownership

Owning a 2014 Kenworth T3 Series involves significant costs, making it a potentially costly vehicle to own if not managed effectively. Insurance premiums will be higher than for light-duty vehicles, reflecting its commercial nature, GVWR, and the cost of repairs. Fuel costs are substantial, driven by the diesel engines and the vehicle's weight and operational demands. Maintenance and repair costs are also considerable; while durable, parts and specialized labor for heavy-duty trucks are expensive. Routine maintenance is crucial to control long-term repair expenses. Overall, it is not an economical vehicle to own in terms of initial or ongoing operational costs compared to smaller vehicles, but its value and earning potential in vocational applications can justify the investment.

2014 Kenworth T3 Series Fuel Efficiency

Fuel Type Diesel
Fuel Capacity -
City Mileage -
Highway Mileage -

2014 Kenworth T3 Series 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

2014 Kenworth T3 Series Insurance

Insurance for a 2014 Kenworth T3 Series is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2014 Kenworth T3 Series Compare to Other Truck?

The 2014 Kenworth T3 Series (T370) operates in the competitive medium-duty vocational truck segment, facing strong rivals like the International 4300/TerraStar, Freightliner M2 106, and Hino 195/268.

In terms of performance, the Kenworth T370, with its PACCAR PX-6 and PX-7 engines, generally offers robust power and torque suitable for demanding vocational tasks, often matching or exceeding competitors in raw pulling capability for its class.

Regarding features, the T370 prioritizes functionality and durability over luxury. While competitors like the Freightliner M2 106 might offer slightly more modern interior options or creature comforts in certain configurations, the Kenworth's cabin is designed for driver comfort during long workdays and is well-equipped for its purpose. Technology features are typically practical, focusing on essential information and connectivity rather than advanced infotainment systems.

Reliability is a significant strong suit for Kenworth. The brand has a long-standing reputation for building exceptionally durable trucks that withstand rigorous use. While all vehicles in this class require maintenance, Kenworths are often lauded for their long-term resilience and lower incidence of major breakdowns compared to some competitors, especially when properly maintained.

In terms of price, the Kenworth T370 often sits at the higher end of the spectrum when new, reflecting its premium build quality and brand prestige. Used, its value retention is typically strong. Competitors like the International 4300 or Freightliner M2 106 might offer slightly lower entry prices, both new and used, but potentially at a compromise in long-term durability or resale value.

Alternatives:
- Similar: The Freightliner M2 106 is a very direct competitor, offering a slightly different balance of features and potentially a wider dealer network. The International 4300/TerraStar also offers comparable vocational capabilities.
- Consider: For a more focused application like delivery, a Hino 195/268 might be considered for potentially better fuel efficiency in lighter duty applications, though Kenworth generally offers superior ruggedness for severe vocational use. If maximum durability and brand reputation are paramount, the Kenworth T370 is often the preferred choice.

Final Verdict: Is the 2014 Kenworth T3 Series a Good Truck?

The 2014 Kenworth T3 Series is ideally suited for businesses and individuals requiring a highly durable, reliable, and capable medium-duty truck for demanding vocational applications such as construction, utility work, refuse collection, or specialized hauling. It's a truck built for work, not for comfort-driven commuting.

Whether it's worth buying depends heavily on the buyer's needs and budget. For those prioritizing long-term durability, robust performance, and strong resale value, a well-maintained used 2014 Kenworth T3 Series is often an excellent value. New models are a significant investment but offer the latest configurations and warranties.

It is particularly worth buying if you can find one with a comprehensive maintenance history, low hours/miles for its age, and a configuration that precisely matches your operational requirements. Special attention should be paid to the condition of the engine and emissions system. For buyers needing a dependable workhorse that will last for many years and miles, the T3 Series is a strong contender.

2014 Kenworth T3 Series Owner Reviews

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Jovan

Jovan specializes in interpreting vehicle records and making sense of VIN data. With over 10 years of experience in the automotive data industry, his work ensures that every report is clear, accurate, and useful for car buyers.