2007 Kenworth T800: Heavy-Haul Dump Truck with Fresh Powertrain Updates

2007 Kenworth T800: Heavy-Haul Dump Truck with Fresh Powertrain Updates

The 2007 Kenworth T800 listed at $99,000 delivers serious hauling capability for operators who need GVWR headroom and proven durability without the depreciation hit of a new chassis. This five-axle dump truck combines a 500-horsepower Caterpillar C13 with a recently converted Eaton 13-speed manual transmission, plus a stack of 2026 component replacements that reset critical wear items. With 22,503 total hours and 821,868 miles, this is a high-mileage unit—but one with fresh investment where it counts.

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Key Specifications

Condition Assessment

This T800 carries a Condition Score of 6.6/10 and falls into Condition Tier 2, indicating a work-ready truck with visible wear consistent with its service history. The score reflects high accumulated hours and mileage, not neglect. The seller discloses that the hour meter was changed around 16,500 hours; total operational hours are approximately 22,500. This transparency matters for buyers calculating remaining service life and maintenance intervals.

The condition positive notes tell the real story: eight major components replaced or upgraded in 2026, including the ECM, intercooler, PTO, transmission hydro pump, clutch, oil cooler, and tailgate controls. The transmission itself was converted to the Eaton 13-speed manual in January 2026. Tires show 80% or better remaining tread. These are not cosmetic refreshes—they address the exact components that typically drive downtime in high-mileage Class 8 trucks.

The double frame and aluminum body show this spec was built for severe-duty cycles. Air ride cab and seat reduce operator fatigue on long hauls. Heated mirrors add cold-weather operational safety. For a 2007 chassis, the hardware mix is appropriate for buyers who prioritize function over flash.

Pricing Analysis

At $99,000, this T800 positions below replacement cost for a comparable new five-axle dump truck by a significant margin—new Class 8 dump chassis with similar GVWR and axle configurations typically run well into the $200,000+ range before body upfitting. The valuation confidence of 0.75, based on auction market pricing, supports that this listing aligns with transactional data for comparable age, spec, and condition units.

The value proposition centers on component age versus chassis age. A buyer acquiring this truck gets a 2007 frame with 2026 powertrain and control components. The recent transmission conversion alone—moving to a 13-speed manual from an automatic—represents a meaningful capital investment that improves drivability, fuel economy, and serviceability in vocational applications.

For fleet managers calculating total cost of ownership, the $99,000 entry price plus the eliminated near-term capex of ECM, clutch, cooling system, and PTO replacement creates a favorable depreciation curve. The 21-foot aluminum body and quint axle configuration also preserve resale value in markets where payload capacity and bridge-law compliance command premiums.

What Makes This Machine Stand Out

Five-axle, 99,060-lb GVWR configuration. The 12x4 axle setup with three 11,500-lb pusher axles and a 20,000-lb front axle maximizes legal payload in weight-restricted jurisdictions. This is not a converted highway tractor—this is a purpose-built heavy-haul dump spec.

2026 powertrain refresh. The Cat C13 at 500 HP provides adequate torque for quarry, demolition, and aggregate work. The January 2026 transmission conversion to Eaton 13-speed manual gives the operator more control in grade and load-variable conditions. Paired with the new ECM, clutch, and hydro pump, the drivetrain presents as recently renewed.

Aluminum Alfab 21 ft body with vocational features. The 63-inch wall height and 60-inch standard swing tailgate suit dense materials—gravel, sand, asphalt millings. The cable asphalt tarp with electric control supports DOT compliance for road travel. The skuttle/chute configuration enables controlled discharge for paving and precision work.

Double frame construction. Critical for dump applications where frame flex and fatigue crack conventional single-frame chassis. This T800 was specced for the work it did.

Who This Machine Is For

This T800 fits established aggregate haulers, demolition contractors, and regional paving companies that run multiple trucks and maintain in-house or contracted service capability. The high mileage and hours require a buyer with mechanical infrastructure—not a first-time owner-operator expecting turnkey perfection.

Ideal buyer profiles:

• Fleet managers expanding capacity without new-truck lead times or financing complexity
• Quarry and pit operators needing GVWR-maximized units for short-haul, high-cycle work
• Paving contractors requiring asphalt-tarp compliance and chute discharge for laydown operations
• Heavy civil contractors in states with strict bridge formulas where axle count and spacing determine legal payload

This is not a truck for long-haul OTR conversion or casual light-duty use. The quint axle, double frame, and vocational body add weight and complexity that only generate ROI in high-utilization, heavy-payload applications.

Bottom Line

The 2007 Kenworth T800 at $99,000 offers a specific value equation: aged chassis, renewed powertrain, maximum legal GVWR, and vocational body configuration. For buyers who can absorb the cosmetic and accumulated wear of 821,868 miles—and who have the shop support to maintain a Cat-powered, multi-axle dump truck—the 2026 component replacements significantly de-risk the acquisition.

With 49 images available and rep-confirmed specifications, this listing provides the transparency serious buyers need to evaluate against comparable auction and retail inventory.

View this listing to inspect full photo documentation and submit an inquiry directly to the seller.