The 2018 Peterbilt 579 is a Class 8 vocational truck known for its aerodynamic design and driver-focused features. Introduced in 2013, it remains a popular choice for long-haul trucking. Key trims often revolve around engine and chassis configurations. New pricing for this model year would have been in the range of $120,000 to $180,000, depending on specifications. Its popularity stems from a blend of fuel efficiency, driver comfort, and Peterbilt's strong reputation for quality and durability.
The Good
The 2018 Peterbilt 579 excels with its superior fuel efficiency, robust reliability, and exceptional driver comfort, making it a smart investment for fleets and owner-operators alike. Its modern, aerodynamic design appeals to pride, while its low operating costs resonate with practical concerns.
The Bad
Potential buyers of the 2018 Peterbilt 579 should be aware of possible electrical system gremlins and the initial higher purchase price compared to some competitors. Also, ensure all maintenance records are scrutinized for any recurring issues, especially with emissions systems.
2018 Peterbilt 579: Quick Overview
- Engine Options: The 2018 Peterbilt 579 typically featured PACCAR MX-13 engines, with Detroit Diesel and Cummins options also available depending on specific configurations and fleet preferences.
- Horsepower: PACCAR MX-13 engines offered a range of horsepower, commonly from 400 to 500 hp. Specific ratings varied based on tuning and application.
- Fuel Economy: While exact MPG figures vary significantly based on load, terrain, and driving habits, the 579 is designed for optimal fuel efficiency due to its aerodynamic enhancements. Estimates often place it in the 6-8 MPG range for highway cruising, but this is highly variable.
- 0-60 Times: For a Class 8 truck, 0-60 mph times are not a primary performance metric and are generally not published. The focus is on consistent power delivery for hauling heavy loads rather than rapid acceleration.
- Towing Capacity: As a heavy-duty truck, the towing capacity of the 2018 Peterbilt 579 is substantial, designed for Class 8 applications. Gross Combination Weight Ratings (GCWR) can exceed 80,000 lbs and often go much higher depending on axle configurations and trailer type, typically designed to haul in excess of 50,000 lbs in the trailer.
- Trim-Level Features: Key trim-level differentiators for the 2018 579 often centered around the cabin size (e.g., 72-inch sleeper), interior amenities, and specific aerodynamic packages. Features could include premium seat options, advanced climate control, enhanced infotainment systems, and various lighting packages. Standard features included power steering, power windows, and air conditioning. Optional upgrades might encompass navigation systems, satellite radio, auxiliary power units (APUs) for sleeper comfort, and advanced telematics for fleet management.
2018 Peterbilt 579 Specifications
Vehicle Information
| Year | 2018 |
| Make | Peterbilt |
| Model | 579 |
| Trim | - |
| Style | - |
| Type | Truck |
| Category | Medium Truck |
Manufacturing Details
| Made In | United States |
| Manufacturing City | DENTON |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 12.9L I6 |
| Engine Size | 12.9L |
| 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 | - |
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What Problems Does the 2018 Peterbilt 579 Have?
The 2018 Peterbilt 579, while generally regarded as a reliable workhorse, has had some reported issues common to heavy-duty trucks of its era. One area that sometimes surfaces in owner forums and repair logs relates to the diesel particulate filter (DPF) and selective catalytic reduction (SCR) systems, which are part of modern emissions control technology. These systems can sometimes require regeneration cycles or experience clogging if the truck is primarily used for short-haul or stop-and-go driving. This can lead to engine derates or warning lights.
Another area sometimes mentioned involves electrical components. While not widespread, occasional reports of dashboard warning lights, sensor failures, or issues with the infotainment system can occur. These are often minor and addressable with proper diagnostics. Some owners have also reported issues with the HVAC system, particularly in extreme weather conditions, requiring compressor or fan replacements.
Regarding recalls, it's essential to check the National Highway Traffic Safety Administration (NHTSA) database for any specific recalls issued for the 2018 model year Peterbilt 579. These recalls are typically safety-related and address potential manufacturing defects or component failures. For instance, a recall might involve a specific braking system component or a potential issue with the steering column. It's crucial for potential buyers to verify if any outstanding recalls have been addressed on a used vehicle.
Long-term reliability is generally strong with proper and consistent maintenance. The PACCAR MX-13 engines are built for durability. However, like any complex machine, components will eventually wear. Common wear items include clutch components (if manual transmission), suspension parts, brake pads and rotors, and tires. Regular oil changes, filter replacements, and thorough inspections are paramount to ensuring the longevity of a 2018 Peterbilt 579.
Another area sometimes mentioned involves electrical components. While not widespread, occasional reports of dashboard warning lights, sensor failures, or issues with the infotainment system can occur. These are often minor and addressable with proper diagnostics. Some owners have also reported issues with the HVAC system, particularly in extreme weather conditions, requiring compressor or fan replacements.
Regarding recalls, it's essential to check the National Highway Traffic Safety Administration (NHTSA) database for any specific recalls issued for the 2018 model year Peterbilt 579. These recalls are typically safety-related and address potential manufacturing defects or component failures. For instance, a recall might involve a specific braking system component or a potential issue with the steering column. It's crucial for potential buyers to verify if any outstanding recalls have been addressed on a used vehicle.
Long-term reliability is generally strong with proper and consistent maintenance. The PACCAR MX-13 engines are built for durability. However, like any complex machine, components will eventually wear. Common wear items include clutch components (if manual transmission), suspension parts, brake pads and rotors, and tires. Regular oil changes, filter replacements, and thorough inspections are paramount to ensuring the longevity of a 2018 Peterbilt 579.
How long will the 2018 Peterbilt 579 last?
The 2018 Peterbilt 579 is engineered for high mileage and long service life. With diligent maintenance, including regular fluid changes, filter replacements, and proactive inspections, these trucks can easily exceed 1 million miles. Owner data and industry averages suggest that many 579s remain in active service for 8-12 years, or even longer for well-maintained units. The long-term durability is a hallmark of Peterbilt construction, with a robust chassis and reliable powertrain components. Weaknesses over time are typically related to the wear and tear of components like suspension, brakes, and exhaust systems, rather than fundamental design flaws. Consistent adherence to the maintenance schedule is key to maximizing its lifespan.
What Technology & Safety Features are Included?
The 2018 Peterbilt 579 offers a range of technology, safety, and driver-assistance features, with many of these being optional upgrades that contribute to its premium positioning. Standard technology often includes a basic AM/FM radio, power windows, and power locks. However, many trucks are equipped with more advanced infotainment systems, which might include a touchscreen display, Bluetooth connectivity for hands-free calling and audio streaming, and USB ports for device charging and media playback.
Driver-assistance features, while not as comprehensive as in passenger vehicles of the same year, were becoming more prevalent. Optional systems could include lane departure warning, which alerts the driver if the truck drifts out of its lane without the turn signal activated. Some models might also be equipped with adaptive cruise control, which automatically adjusts the vehicle's speed to maintain a safe distance from the vehicle ahead..
Safety features are paramount in a heavy-duty truck. Standard safety equipment typically includes robust braking systems (air brakes), antilock braking systems (ABS), and durable construction designed to protect occupants in the event of a collision. Seatbelts are, of course, a critical safety feature. For a vehicle of this class, traditional crash-test ratings like those for passenger cars (e.g., NHTSA's star ratings) are not directly applicable or commonly published. Instead, the focus is on structural integrity, rollover resistance, and the performance of safety systems under extreme conditions. Peterbilt trucks are built to stringent industry standards for heavy-duty vehicles.
Optional features that enhance both comfort and productivity can include auxiliary power units (APUs) for sleeper cabs to provide climate control without idling the main engine, advanced navigation systems, and integrated telematics for fleet management, which can track vehicle performance, location, and driver behavior. The availability of these features greatly depends on the original buyer's specifications and the truck's intended use.
Driver-assistance features, while not as comprehensive as in passenger vehicles of the same year, were becoming more prevalent. Optional systems could include lane departure warning, which alerts the driver if the truck drifts out of its lane without the turn signal activated. Some models might also be equipped with adaptive cruise control, which automatically adjusts the vehicle's speed to maintain a safe distance from the vehicle ahead..
Safety features are paramount in a heavy-duty truck. Standard safety equipment typically includes robust braking systems (air brakes), antilock braking systems (ABS), and durable construction designed to protect occupants in the event of a collision. Seatbelts are, of course, a critical safety feature. For a vehicle of this class, traditional crash-test ratings like those for passenger cars (e.g., NHTSA's star ratings) are not directly applicable or commonly published. Instead, the focus is on structural integrity, rollover resistance, and the performance of safety systems under extreme conditions. Peterbilt trucks are built to stringent industry standards for heavy-duty vehicles.
Optional features that enhance both comfort and productivity can include auxiliary power units (APUs) for sleeper cabs to provide climate control without idling the main engine, advanced navigation systems, and integrated telematics for fleet management, which can track vehicle performance, location, and driver behavior. The availability of these features greatly depends on the original buyer's specifications and the truck's intended use.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
2018 Peterbilt 579 Prices and Market Value
When new, the 2018 Peterbilt 579 would have commanded a price range typically between $120,000 and $180,000, depending heavily on the specific configuration, engine, sleeper size, and optional features. The current used market prices for a 2018 Peterbilt 579 vary significantly based on mileage, condition, maintenance history, and specifications. You can expect to find them ranging from approximately $60,000 to $100,000+. Heavy-duty trucks like the 579 experience a slower depreciation curve compared to light-duty vehicles, especially those with a proven track record of reliability. Key factors affecting resale value include engine hours, overall mileage, the presence and quality of maintenance records, tire condition, and whether the truck is equipped with desirable options like APUs or advanced sleeper amenities. A well-maintained truck with lower mileage will always command a higher price.
2018 Peterbilt 579 Cost of Ownership
Owning a 2018 Peterbilt 579 involves significant but often manageable costs. Insurance premiums for heavy-duty trucks are substantial, varying based on coverage, radius of operation, and driver record. Fuel is a primary expense, with MPG highly dependent on load and terrain, but the 579 is designed for efficiency. Routine maintenance is crucial and includes oil changes, filter replacements, and inspections, which can be costly due to specialized parts and labor. Repairs, especially for powertrain or emissions systems, can be expensive. Overall, while the initial purchase price and ongoing operational expenses are high, the 579 is considered economical for its intended purpose due to its durability, fuel efficiency, and ability to generate revenue, making it a cost-effective investment for commercial operations.
2018 Peterbilt 579 Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2018 Peterbilt 579 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
2018 Peterbilt 579 Insurance
Insurance for a 2018 Peterbilt 579 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2018 Peterbilt 579 Compare to Other Truck?
The 2018 Peterbilt 579 competes in the premium Class 8 long-haul and vocational truck segment against formidable rivals such as the Kenworth T680, Freightliner Cascadia, and Volvo VNL. In terms of performance, the 579, powered by the PACCAR MX-13 engine (or comparable options), offers competitive horsepower and torque figures comparable to its direct competitors. Its aerodynamic design contributes to excellent fuel efficiency, often matching or exceeding that of the Cascadia and T680, which are also known for their efficiency.
When it comes to features and comfort, the Peterbilt 579 is renowned for its driver-centric design. The cabin is typically spacious, well-appointed, and offers a high level of comfort for long-haul drivers, with premium sleeper options. This often places it on par with or even slightly above the Kenworth T680 and Volvo VNL in terms of interior refinement and build quality. The Freightliner Cascadia also offers a comfortable and modern interior, but Peterbilt often has a slight edge in perceived build quality and driver ergonomics for some.
Reliability is a strong suit for Peterbilt, a brand with a long-standing reputation for building durable and robust trucks. The 579 generally holds up very well over the long haul, with many owners reporting fewer significant issues compared to some competitors. While all trucks require maintenance, Peterbilt's build quality often translates to better long-term mechanical integrity. The PACCAR MX-13 engine is also considered a reliable powerplant.
In terms of price, the 2018 Peterbilt 579 typically sits at the higher end of the spectrum when new, reflecting its premium positioning and brand prestige. Used prices also tend to remain strong. Similar alternatives offering comparable performance and reliability include the Kenworth T680 (often sharing many components with the 579) and the Volvo VNL. The Freightliner Cascadia is usually a more budget-friendly option, offering excellent efficiency and features, but sometimes perceived as less robust in build quality by traditionalists. For those prioritizing driver comfort and a premium feel, the Peterbilt 579 and Kenworth T680 are excellent choices. If value and efficiency are slightly higher priorities, the Freightliner Cascadia is a strong contender, while the Volvo VNL offers a balanced approach.
When it comes to features and comfort, the Peterbilt 579 is renowned for its driver-centric design. The cabin is typically spacious, well-appointed, and offers a high level of comfort for long-haul drivers, with premium sleeper options. This often places it on par with or even slightly above the Kenworth T680 and Volvo VNL in terms of interior refinement and build quality. The Freightliner Cascadia also offers a comfortable and modern interior, but Peterbilt often has a slight edge in perceived build quality and driver ergonomics for some.
Reliability is a strong suit for Peterbilt, a brand with a long-standing reputation for building durable and robust trucks. The 579 generally holds up very well over the long haul, with many owners reporting fewer significant issues compared to some competitors. While all trucks require maintenance, Peterbilt's build quality often translates to better long-term mechanical integrity. The PACCAR MX-13 engine is also considered a reliable powerplant.
In terms of price, the 2018 Peterbilt 579 typically sits at the higher end of the spectrum when new, reflecting its premium positioning and brand prestige. Used prices also tend to remain strong. Similar alternatives offering comparable performance and reliability include the Kenworth T680 (often sharing many components with the 579) and the Volvo VNL. The Freightliner Cascadia is usually a more budget-friendly option, offering excellent efficiency and features, but sometimes perceived as less robust in build quality by traditionalists. For those prioritizing driver comfort and a premium feel, the Peterbilt 579 and Kenworth T680 are excellent choices. If value and efficiency are slightly higher priorities, the Freightliner Cascadia is a strong contender, while the Volvo VNL offers a balanced approach.
Final Verdict: Is the 2018 Peterbilt 579 a Good Truck?
The 2018 Peterbilt 579 is ideal for owner-operators and fleet managers who prioritize durability, driver comfort, and long-term value in a Class 8 truck. Its aerodynamic design contributes to excellent fuel efficiency, making it a sound investment for long-haul operations. It is worth buying, especially on the used market, as these trucks are built to last and depreciate slower than many competitors. The conditions under which it's most advantageous to buy are used, provided a thorough inspection and comprehensive maintenance history are available. Specific trims with the PACCAR MX-13 engine and well-equipped sleeper cabs offer the best balance of performance and driver amenities. While new models offer the latest technology, a well-maintained used 2018 579 represents a strong value proposition.
Eugene S
Eugene is an automotive enthusiast with over 15 years of experience in the used car market. As a writer at VINCheck.info, he brings deep industry insight and a passion for cars, helping readers make smart, informed decisions. Eugene has written hundreds of used car reviews and is known for breaking down complex automotive topics into clear, actionable advice. Over the years, he has driven and worked on a wide range of vehicles—starting with tuning street cars in his early days and eventually focusing on performance upgrades and reliability improvements. Today, he specializes in evaluating used vehicles through the lens of real-world ownership and enthusiast needs. A longtime fan of Porsche, Eugene especially appreciates vehicles that blend durability with driving enjoyment.