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2007 Freightliner X-Line Motorhome Overview, Reviews, Ratings & Specs

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Simon A | September 28, 2025
The 2007 Freightliner X-Line Motorhome, while not a specific factory-built model but rather a motorhome built upon a robust Freightliner chassis, represents a popular segment of Class A diesel pushers from that era. Freightliner chassis are renowned for their durability and power, typically underpinning various manufacturers' luxury coaches. Common body styles were large Class A coaches, often featuring multiple slide-outs. For 2007, pricing for new coaches built on Freightliner chassis could range from $200,000 to over $500,000. It stands out for its strong diesel engine performance, air ride comfort, and the solid foundation it provides for a "home-on-wheels".
The Good

Key advantages of a 2007 Freightliner X-Line Motorhome include its powerful diesel performance for effortless long-haul travel and towing, coupled with the inherent reliability of a heavy-duty chassis. Air ride suspension delivers superior comfort. Emotionally, it offers the freedom of luxury travel, while practically, it provides vast living space, generous storage, and a durable platform, making it a valuable long-term investment for discerning adventurers.

The Bad

Known weaknesses for a 2007 Freightliner X-Line Motorhome include its large size, which can make maneuverability challenging, and high fuel consumption despite being diesel. The complexity of its various systems (engine, transmission, air suspension, and house components) can lead to expensive, specialized maintenance and repair costs, particularly for aging components like emissions systems (EGR, DPF on later 2007 builds).

2007 Freightliner X-Line Motorhome: Quick Overview

  • Engine Options: Typically, a 2007 Freightliner motorhome chassis would feature a Cummins ISC (8.3L) or ISL (8.9L) turbocharged diesel engine. Some might have Caterpillar C7 or C9 engines, though Cummins was very prevalent. These engines are known for their strong torque and durability, designed for heavy-duty applications.

  • Horsepower: Horsepower ratings generally ranged from 330 HP for the lower-end ISC to 425 HP or more for the ISL, providing ample power for climbing grades and highway cruising with a heavy load. Torque figures were substantial, often exceeding 1,000 lb-ft.

  • Fuel Economy: Given their immense weight and size, fuel economy is modest. Owners typically report 7 to 10 miles per gallon (MPG) under ideal conditions, heavily influenced by terrain, speed, and load.

  • 0-60 Times: Motorhomes are not designed for acceleration. A 0-60 mph time for a large Class A diesel pusher is generally in the 20 to 30-second range, if not longer, depending on the engine and load. This metric is largely irrelevant for this vehicle type.

  • Towing Capacity: Most Freightliner chassis of this vintage featured a significant towing capacity, typically ranging from 10,000 lbs to 15,000 lbs, allowing owners to comfortably tow a car or a trailer. The robust Allison automatic transmission (usually 3000 or 4000 series) was well-matched for such demands.

  • Trim-Level Features (General for Class A Motorhomes on Freightliner Chassis): Specific "trim levels" would vary by the motorhome manufacturer building on the chassis, not Freightliner itself. However, common luxury features included:
    • Multiple slide-out rooms for expanded living space.
    • Full kitchen with residential-style appliances (refrigerator, microwave/convection oven, stove).
    • Large living areas with premium furnishings, often leather.
    • Master bedroom with a queen or king-sized bed.
    • Full bathroom, sometimes with an additional half-bath.
    • Washer/dryer prep or combo unit.
    • Hydraulic or air leveling systems.
    • On-board diesel generator (8.0 kW to 12.5 kW).
    • Multiple roof-mounted air conditioning units.
    • Pass-through storage compartments.
    • Entertainment systems with multiple TVs, surround sound.
    • Power awnings and window coverings.
    • Heated holding tanks and basement compartments.
    • Sophisticated electrical systems (inverters, battery banks).

2007 Freightliner X-Line Motorhome Specifications

Vehicle Information
Year 2007
Make Freightliner
Model X-Line Motorhome
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 8.9-L L-6 Diesel
Engine Size 8.9L
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 2007 Freightliner X-Line Motorhome Have?

For a 2007 Freightliner X-Line Motorhome (referring to a coach built on a Freightliner chassis), frequently reported problems often stem from both the chassis components and the "house" systems provided by the motorhome manufacturer.

Chassis-Related Concerns (Freightliner):
  • Engine Emissions Systems: 2007 was a transition year for diesel emissions standards. Later 2007 models might feature early iterations of Diesel Particulate Filters (DPF) and Exhaust Gas Recirculation (EGR) systems, which were prone to issues like clogging, sensor failures, and premature component wear. This can lead to costly repairs and "derate" conditions.
  • Air Suspension and Brakes: Air leaks in the suspension system (air bags, lines, leveling valves) are common with age, leading to air compressor overwork or uneven ride height. Air brake system maintenance, including air dryer and gladhand issues, is also crucial.
  • Electrical Gremlins: The multiplex wiring systems, while advanced for their time, can develop intermittent electrical faults due ranging from sensor failures to communication issues between modules.
  • Steering Components: Wear in kingpins, tie rod ends, or steering gear can lead to loose steering or alignment problems over time.

House-Related Concerns (Motorhome Manufacturer-Specific):
  • Water Leaks: The most pervasive long-term issue. Roof seals, window seals, and slide-out seals degrade, leading to water intrusion, delamination of walls/floors, and mold. Thorough inspection of the roof and all seams is critical.
  • Slide-out Mechanisms: These are complex and prone to motor, gear, and track failures, often exacerbated by improper use or lack of lubrication.
  • Appliance Failures: Refrigerators, water heaters, air conditioners, and furnaces have a finite lifespan and are costly to replace.
  • Generator Issues: Diesel generators require regular maintenance; clogged fuel filters, worn injectors, and control board failures are common.
  • Interior Wear: Fading upholstery, cracked dashboards, delaminating flooring, and failing cabinetry hardware are typical signs of age and use.

Recalls: Freightliner would have issued recalls specific to their chassis for issues like braking systems, steering components, or lighting, which would apply to any motorhome built on that chassis. Additionally, the specific motorhome manufacturer (e.g., Tiffin, Newmar, Winnebago) would have issued their own recalls for "house" systems, appliances, or structural issues. It's essential to check both the Freightliner chassis VIN and the motorhome manufacturer's VIN for open recalls.

How long will the 2007 Freightliner X-Line Motorhome last?

A well-maintained 2007 Freightliner X-Line Motorhome chassis, particularly its Cummins or Caterpillar diesel engine and Allison transmission, is designed for impressive longevity. With diligent maintenance, including regular oil changes, filter replacements, and coolant flushes, these components can easily achieve 250,000 to 400,000 miles or more, equating to 20+ years of reliable service. The heavy-duty frame is exceptionally durable.

However, long-term durability weaknesses primarily arise in the "house" components and age-related wear on chassis accessories. Water intrusion from aging seals on the roof or slide-outs is a major concern, leading to structural damage. Air ride suspension components, such as air bags and valves, will eventually require replacement. Aging electronics, appliance failures, and generator issues also contribute to long-term ownership costs, making proactive maintenance critical to maximizing service life.

What Technology & Safety Features are Included?

The 2007 Freightliner X-Line Motorhome, being a large Class A coach of its era, featured technology that was robust but less sophisticated than today's vehicles.

Built-in Tech & Entertainment:
Standard tech typically included an AM/FM/CD player in the dash, often integrated with a basic sound system. Many units featured CRT televisions (though early LCDs were emerging) in the living area and bedroom, often with a DVD player or a VCR. Satellite dish prep was common, with optional rooftop satellite systems. Dash-mounted rearview cameras were a popular optional feature, offering crucial visibility for maneuvering. Some higher-end models might have had rudimentary, external GPS navigation systems, often with small screens. Electrical systems were advanced for the time, including inverters to provide 120V AC power from the battery bank, and comprehensive monitoring panels for tank levels, battery voltage, and generator status.

Driver-Assistance Features:
Driver-assistance systems were quite basic. Cruise control was standard, allowing for comfortable highway driving. The air brake system itself, with Anti-lock Braking System (ABS), was a significant safety and driver-assistance feature. Some high-end chassis might have included rudimentary stability control systems, though these were not widespread for motorhomes. Modern features like lane keeping assist, adaptive cruise control, or blind-spot monitoring were nonexistent.

Safety Features:
Primary safety features focused on passive protection and robust construction. The heavy-duty steel frame of the Freightliner chassis provided a strong foundation. Air brakes with ABS offered excellent stopping power. Seatbelts were standard for all designated seating positions. Large windshields and mirrors provided good visibility, often supplemented by optional side-view cameras. Unlike passenger vehicles, large motorhomes are not subjected to standardized crash-test ratings by organizations like NHTSA or IIHS due to their size, weight, and unique construction. Therefore, no official crash-test ratings are available for the 2007 Freightliner X-Line Motorhome or any Class A motorhome of that period. Safety relies heavily on the structural integrity of the chassis and the manufacturer's build quality, combined with the driver's skill and defensive driving.

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2007 Freightliner X-Line Motorhome Prices and Market Value

When new, a 2007 Freightliner X-Line Motorhome (i.e., a Class A built on a Freightliner chassis) typically commanded prices ranging from $200,000 for entry-luxury models to well over $500,000 for high-end luxury coaches, depending on the builder and features. Currently, in the used market, prices have depreciated significantly, often ranging from $50,000 to $150,000+, depending heavily on condition, mileage, and specific manufacturer/model.

Depreciation is steepest in the first few years, then slows considerably. Factors heavily affecting resale value include overall condition of both the chassis and the "house" components, evidence of water damage, functionality of slide-outs and appliances, engine hours/miles, and the reputation of the original motorhome manufacturer. Thorough maintenance records significantly enhance resale value.

2007 Freightliner X-Line Motorhome Cost of Ownership

Owning a 2007 Freightliner X-Line Motorhome is generally a costly endeavor. Insurance premiums are substantial due to its high value and specialized coverage requirements. Fuel costs are significant, as even with diesel efficiency, its low MPG (7-10) and large tank capacity mean frequent, expensive fill-ups. Maintenance for the heavy-duty diesel engine, air brakes, and complex house systems is specialized and often expensive, requiring certified RV technicians. Repairs, especially for emissions systems, slide-outs, or major appliances, can run into thousands of dollars. Long-term ownership is far from economical, demanding a significant budget for ongoing upkeep, storage, and potential major component replacements. This vehicle is certainly on the costly side to own and operate.

2007 Freightliner X-Line Motorhome Fuel Efficiency

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

2007 Freightliner X-Line Motorhome 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

2007 Freightliner X-Line Motorhome Insurance

Insurance for a 2007 Freightliner X-Line Motorhome is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2007 Freightliner X-Line Motorhome Compare to Other Truck?

The 2007 Freightliner X-Line Motorhome, representing a Class A diesel pusher built on a Freightliner chassis, competes directly with other premium diesel pushers of its era, often built on Freightliner, Spartan, or Roadmaster chassis. Key rivals include models like the Newmar Dutch Star or Mountain Aire, Tiffin Allegro Bus, Winnebago Journey, Monaco Diplomat or Knight, and Fleetwood Discovery.

Performance: In terms of performance, a Freightliner-chassis motorhome is typically on par with rivals utilizing similar Cummins (ISC/ISL) or Caterpillar (C7/C9) engines. They all offer robust power for highway cruising and towing, often paired with reliable Allison 3000/4000 series transmissions. Spartan chassis were sometimes considered slightly more premium for their handling and braking characteristics, but overall motive power was very similar across the board.

Features: Feature sets vary wildly depending on the motorhome manufacturer, not the chassis builder. Most luxury diesel pushers from 2007 offered multiple slide-outs, full residential-style kitchens, spacious living areas, high-end entertainment systems, large generators, and sophisticated leveling systems. Newmar and Tiffin were often lauded for their quality interiors and innovative floor plans, potentially offering a slightly more refined "house" experience than some mass-market brands.

Reliability: Chassis reliability is generally excellent across Freightliner and Spartan, designed for hundreds of thousands of miles. The critical differences in long-term reliability often come down to the quality of the motorhome builder's "house" construction — plumbing, electrical, slides, and seals. Brands like Newmar, Tiffin, and certain Monaco models from that era often have a reputation for better build quality and fewer systemic house issues than some competitors.

Price: New prices were comparable across premium brands, all commanding high figures. Used market prices today reflect initial depreciation plus current condition, brand reputation, and specific features. A well-maintained Tiffin or Newmar might fetch a slightly higher price than a comparable Winnebago or Fleetwood of the same vintage due to perceived build quality.

Recommended Alternatives: For better or similar alternatives, consider models built by < ู‚ูˆูŠ >Newmar< /strong >, < ู‚ูˆูŠ >Tiffin Motorhomes< /strong >, or < ู‚ูˆูŠ >Foretravel< /strong > (often on Spartan chassis) from the same model year. These manufacturers typically demonstrate superior build quality in the "house" portion, which is crucial for long-term ownership. If a Freightliner chassis is specifically desired, look for well-regarded manufacturers like Winnebago, Fleetwood, or Damon (now part of Thor) that utilized them, ensuring a thorough pre-purchase inspection of the house components.

Final Verdict: Is the 2007 Freightliner X-Line Motorhome a Good Truck?

The 2007 Freightliner X-Line Motorhome, representing a Class A diesel pusher on a Freightliner chassis, is ideal for serious RV enthusiasts, full-time travelers, or those seeking a spacious, powerful, and luxurious "home on wheels" for extended trips. It suits individuals comfortable with large vehicle operation and capable of, or budgeting for, significant maintenance.

It is absolutely worth buying, but only as a used vehicle, given its age and depreciation. The key conditions for purchase are a comprehensive pre-purchase inspection by a reputable RV technician, focusing on the chassis, engine, transmission, and especially for any signs of water damage, slide-out functionality, and appliance operation. Buying a unit with detailed maintenance records is paramount. While no specific "trims" apply to the chassis, look for well-regarded motorhome manufacturers who built on Freightliner chassis, as their construction quality will significantly impact long-term satisfaction.

2007 Freightliner X-Line Motorhome Owner Reviews

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Simon A

Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.