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2008 Freightliner MT55 Overview, Reviews, Ratings & Specs

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Jovan | December 17, 2025
The 2008 Freightliner MT55 is a commercial step van chassis, part of Freightliner's Custom Chassis division. Primarily produced from the mid-2000s onward, it served as a robust platform for various vocational bodies, including delivery vans, RVs, and specialized work vehicles. While specific trims varied based on body configuration, its popularity stemmed from its durable construction, customizable nature, and Freightliner's reputation for commercial vehicle reliability. Pricing varied significantly depending on the upfit.
The Good

The 2008 Freightliner MT55 offers exceptional durability and a workhorse performance, appealing to practical buyers focused on longevity. Its robust chassis provides a secure and reliable foundation, while its straightforward design ensures ease of maintenance, contributing to excellent long-term value.

The Bad

Potential weaknesses for the 2008 Freightliner MT55 include the possibility of rust on the chassis, particularly in areas with harsh climates. Electrical system issues can arise over time, and exhaust system components may require attention due to heavy usage.

2008 Freightliner MT55: Quick Overview

  • Engine Options: The 2008 Freightliner MT55 was typically equipped with robust diesel engines designed for commercial applications. Common options included the Cummins ISB series and potentially Mercedes-Benz diesel engines, depending on the specific configuration and original upfitter specifications.
  • Horsepower: Horsepower ratings varied significantly based on the specific engine chosen, but generally ranged from approximately 170 hp to over 250 hp. These engines were tuned for torque and durability rather than outright speed.
  • Fuel Economy: Fuel economy for commercial vehicles like the MT55 is highly dependent on the engine, transmission, payload, and driving conditions. Estimates for similar vehicles suggest figures in the range of 8-12 miles per gallon (MPG) in mixed or highway driving.
  • 0-60 Times: 0-60 mph acceleration times are not a primary performance metric for this type of vehicle and are generally not published or relevant. Due to their heavy-duty nature and purpose, these vehicles are not designed for rapid acceleration.
  • Towing Capacity: While the MT55 chassis itself is built for substantial loads, its towing capacity is dictated by the specific upfit and chassis configuration. It is designed to carry significant weight in its body, and when used as a chassis for motorhomes or specialized trailers, its towing capability would be considerable, often rated in the tens of thousands of pounds.
  • Trim-Level Features: The concept of "trim levels" as found in passenger vehicles doesn't directly apply to the MT55 chassis. Instead, features are determined by the upfit. However, the chassis itself would offer a robust frame, commercial-grade suspension, and a basic but functional driver's cabin. Optional features on the chassis might include different transmission types (e.g., Allison automatic), air brakes, power steering, and a choice of fuel tank capacities. The cabin would typically feature essential gauges, a driver's seat, and basic controls.

2008 Freightliner MT55 Specifications

Vehicle Information
Year 2008
Make Freightliner
Model MT55
Trim -
Style -
Type Truck
Category Heavy Truck
Manufacturing Details
Made In United States
Manufacturing City GAFFNEY
Dimensions
Doors -
Curb Weight -
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 6.7L L6 DIESEL
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 2008 Freightliner MT55 Have?

The 2008 Freightliner MT55, being a commercial chassis, is built for durability. However, like any vehicle, it can develop issues over time, especially with high mileage and demanding use. One frequently reported area of concern can be the exhaust system, including issues with particulate filters (DPF) or exhaust gas recirculation (EGR) systems, particularly in diesel engines, which require regular maintenance and can be costly to repair if they fail.

Rust and corrosion are also common concerns, particularly on the chassis frame and body components, especially in regions where salt is used on roads during winter months. Regular inspection and undercoating can mitigate this.

Some owners have reported issues with electrical components, such as wiring harnesses, alternators, or starter motors, which can be exacerbated by vibrations from heavy-duty operation. Given its age, any original components may be nearing the end of their service life.

While specific widespread recalls for the 2008 model year are not extensively documented in public consumer databases, it is crucial for potential buyers to check for any outstanding manufacturer recalls or service bulletins pertaining to the specific vehicle they are considering. The reliability of the MT55 largely depends on its original upfit and how well it has been maintained. For example, if used as a delivery truck with constant stop-and-go traffic, wear and tear on brakes and drivetrain components will be more significant than on a lightly used RV chassis.

Long-term reliability is generally good if the vehicle has received consistent, professional maintenance. The engines and transmissions are typically robust commercial-grade units, but they require adherence to scheduled maintenance intervals, including oil changes, filter replacements, and fluid checks. Neglecting these can lead to premature component failure. Specific issues can sometimes be tied to the transmission model installed, with some Allison transmissions known for their longevity and others requiring more attention depending on the application.

How long will the 2008 Freightliner MT55 last?

The 2008 Freightliner MT55 is designed for a long service life, often exceeding 300,000 to 500,000 miles or more, particularly with diligent maintenance. Owner data and typical commercial use suggest that with regular oil changes, fluid checks, and component servicing, the core chassis and drivetrain components are very durable.

Weaknesses that emerge over time often relate to wear-and-tear items like suspension components, brakes, and exhaust systems. Rust can also become a significant factor, especially in corrosive environments, impacting the frame and body. Electrical systems, while generally reliable, can also develop issues as wiring ages and components like alternators and starters reach their service limits. Proper rust prevention and consistent mechanical upkeep are key to maximizing its longevity and avoiding costly repairs down the line.

What Technology & Safety Features are Included?

The 2008 Freightliner MT55, as a commercial chassis, prioritizes functionality and durability over cutting-edge technology and luxury features common in passenger vehicles. Built-in tech is generally basic, focusing on essential operational information. The instrument cluster typically includes a speedometer, tachometer, fuel gauge, and various warning lights for engine diagnostics, oil pressure, and brake systems.

Entertainment systems were typically aftermarket installations or basic factory AM/FM radios with cassette or CD players, depending on the original buyer's specifications. Bluetooth connectivity, touchscreens, or sophisticated navigation systems were not standard features for this model year.

Driver-assistance features were largely non-existent in the modern sense. Features like cruise control might have been optional, but advanced systems such as lane departure warning, adaptive cruise control, or blind-spot monitoring were not available. The focus was on essential controls for operating a commercial vehicle.

Safety features were primarily centered around robust construction and essential mechanical systems. Standard safety equipment would include seatbelts, hydraulic or air brakes (depending on configuration) designed for heavy loads, and exterior lighting. More advanced safety features like airbags were standard in the driver's compartment.

Optional features on the chassis itself could include features like anti-lock braking systems (ABS), which became more common on commercial vehicles around this period, different transmission options (e.g., locking torque converter automatics), and enhanced mirror systems for better visibility.

Crash-test ratings are generally not applicable or available for commercial chassis like the Freightliner MT55 in the same way they are for passenger cars and SUVs tested by organizations like the NHTSA or IIHS. The design is focused on structural integrity for carrying heavy loads and operator protection during typical commercial use rather than crash performance in consumer-oriented scenarios. Its heavy-duty construction inherently provides a significant level of occupant protection.

What Colors Options are Available?

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2008 Freightliner MT55 Prices and Market Value

The original price of a 2008 Freightliner MT55 chassis would have varied significantly based on specifications and engine choices, but typically ranged from the mid-$50,000s to over $70,000 when new. The final price of a completed vehicle (e.g., a delivery van or RV) would be considerably higher due to the custom bodywork.

On the used market, a 2008 Freightliner MT55 chassis can be found for prices ranging from $10,000 to $30,000, heavily dependent on mileage, condition, and the type of body that is attached. Depreciation is relatively steep in the first few years, as is typical for commercial vehicles, but after that, the value tends to stabilize, reflecting its robust build and operational utility. Factors affecting resale value include engine health, chassis rust, overall maintenance history, and the condition and functionality of the specific upfit (e.g., box, RV interior).

2008 Freightliner MT55 Cost of Ownership

Owning a 2008 Freightliner MT55 can range from economical to costly depending on its application and maintenance. Fuel costs will be significant due to its diesel engine and lower MPG. Insurance rates will vary widely based on usage (commercial vs. personal, RV) and coverage needs. Maintenance and repair costs can be moderate to high, as specialized commercial-grade parts and labor are often required. Routine maintenance like oil changes and fluid checks are essential. Unexpected repairs, especially to the engine or transmission, can be substantial. While its initial depreciation might be lower than passenger vehicles, its operational costs can make it more expensive to own than a smaller, more fuel-efficient vehicle, especially for light-duty use.

2008 Freightliner MT55 Fuel Efficiency

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

2008 Freightliner MT55 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

2008 Freightliner MT55 Insurance

Insurance for a 2008 Freightliner MT55 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2008 Freightliner MT55 Compare to Other Truck?

The 2008 Freightliner MT55 operates in a niche segment, primarily as a chassis for custom vocational vehicles and RVs. Its direct rivals are typically other commercial chassis manufacturers.

Performance: Compared to lighter-duty chassis or cargo vans, the MT55 offers superior load-carrying capacity and a more robust drivetrain. Its diesel engines are designed for torque and longevity, not speed. Rivals like the Ford E-Series cutaway chassis or Chevrolet Express cutaway chassis offer similar utility but often with gasoline engine options that may be less fuel-efficient for heavy-duty work but potentially simpler to maintain for some.

Features: As a chassis, the MT55 is fundamentally utilitarian. Both it and its rivals would offer basic driver amenities. The choice of features is largely dictated by the aftermarket upfitter. In terms of raw chassis capability, the MT55 often stands out for its Freightliner engineering, which is synonymous with commercial durability.

Reliability: Freightliner has a strong reputation for reliability in the commercial sector, and the MT55 generally upholds this. Its diesel engines (Cummins, Mercedes-Benz) are known for their durability when properly maintained. Ford and Chevrolet offerings are also generally reliable, but their diesel options might be less common or powerful in comparable model years.

Price: When new, all these commercial chassis were competitively priced within their segment. On the used market, the MT55 can often represent excellent value, especially if the engine is in good condition, due to its inherent build quality.

Alternatives:
  • Ford E-Series Cutaway Chassis (E-350, E-450): A very common alternative, especially for RV conversions and commercial van bodies. Offers both gasoline and diesel engine options.
  • Chevrolet Express Cutaway Chassis: Similar to the Ford, often found with gasoline V8 engines, which can be easier for general mechanics to service than diesels.
  • International TerraStar (if comparing slightly newer or different class): A heavier-duty option, but for specific commercial applications requiring extreme robustness.
For users prioritizing long-term durability and robust diesel power, the 2008 Freightliner MT55 remains a strong contender. If simpler mechanics and broader parts availability for gasoline engines are a higher priority, a comparable Ford or Chevrolet chassis might be considered.

Final Verdict: Is the 2008 Freightliner MT55 a Good Truck?

The 2008 Freightliner MT55 is ideal for businesses requiring a reliable and durable chassis for custom vocational bodies like delivery vans, utility trucks, or for individuals undertaking custom RV conversions. It is a workhorse designed for longevity and heavy use, not for leisurely driving or fuel efficiency.

It is worth buying primarily in the used market, provided it has been well-maintained and shows minimal signs of rust on the chassis. Buyers should prioritize vehicles with verifiable service records, especially concerning the engine and transmission. Purchasing a used MT55 is a practical decision for those who need its robust capabilities and can handle the associated operational costs (fuel, maintenance). New models are generally only available through custom order for fleet or specialized applications. Focus on well-serviced examples, ideally with a powerful diesel engine, to maximize its long-term value and performance.

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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.