Kenworth T280

Quick Facts

Manufacturer: Kenworth Truck Company
Truck Class: Class 6 Medium-Duty Commercial Truck
Common Configurations: Straight Truck, Day Cab, Chassis Cab, Box Truck, Refrigerated Truck, Flatbed, Stake Bed, Dump Truck, Service Body, Utility Truck, Tow Truck
Primary Applications: Local Delivery, Regional Distribution, Municipal Work, Utility Service, Landscaping, Construction Support, Towing and Recovery
Common Engine Options: PACCAR PX-7, PACCAR PX-9, Cummins B6.7N Natural Gas
Typical Transmission Options: PACCAR TX-8 Automatic, Allison Automatic, PACCAR TX-12 PRO in applicable configurations
Common Axle Setup: 4×2 Single Rear Axle
Maximum GVWR: Approximately 26,000 lbs
Front Axle Capacity: Approximately 8,000–12,000 lbs
Rear Axle Capacity: Approximately 11,500–21,000 lbs
Maximum Horsepower: Up to approximately 380 horsepower depending on engine and configuration
Maximum Torque: Up to approximately 1,250 lb-ft depending on engine and configuration
Cab Style: Conventional Medium-Duty Day Cab
Roof Options: Standard Low Roof and Optional Raised Roof
Production Status: Active Production

Overview

The Kenworth T280 is a Class 6 medium-duty truck designed for local delivery, regional distribution, municipal service, utility work, towing, landscaping, and light vocational operations.

With a maximum GVWR of approximately 26,000 pounds, the T280 provides greater commercial capability than many light-duty chassis while remaining smaller and more maneuverable than a Class 7 or Class 8 truck.

The T280 is available primarily as a 4×2 straight truck and can support numerous commercial bodies. Common installations include box bodies, refrigerated bodies, flatbeds, stake beds, dump bodies, tow equipment, service bodies, and utility equipment.

The truck combines a wide cab, strong driver visibility, multiple engine options, automatic-transmission availability, and a body-builder-friendly chassis. These features allow fleets to configure it for both freight delivery and specialized vocational truck applications.

Key Characteristics

The Kenworth T280 is designed around versatility, driver comfort, maneuverability, and commercial-body compatibility.

Its conventional cab provides room for up to three occupants while maintaining the visibility required for urban streets, loading areas, job sites, and regional routes.

The available PACCAR engines and automatic transmissions allow buyers to match the powertrain to payload, terrain, route conditions, and vocational equipment.

Key characteristics include:

Class 6 operating capacity
Maximum GVWR of approximately 26,000 pounds
4×2 single-rear-axle configuration
Wide 2.1-meter cab
Standard low-roof configuration
Optional raised-roof configuration
Short aerodynamic hood
Multiple wheelbase options
PACCAR diesel engine availability
Natural-gas engine availability on applicable configurations
PACCAR TX-8 automatic transmission
Allison automatic transmission options
Body-builder-friendly chassis layout
Multiple cargo and vocational body options
Seven-inch digital driver display
Strong visibility and urban maneuverability

Common Specifications

Engine Options

The Kenworth T280 can be configured with PACCAR diesel engines and, in applicable markets and model years, a Cummins natural-gas engine.

The PACCAR PX-7 is a 6.7-liter diesel engine commonly selected for pickup-and-delivery, box truck, refrigerated delivery, and lighter vocational operations. Available ratings can reach approximately 325 horsepower, depending on model year and specifications.

The PACCAR PX-9 is an 8.9-liter diesel engine available for applications requiring greater horsepower and torque. It can be useful for heavier bodies, towing, construction support, utility equipment, and more demanding regional work.

The Cummins B6.7N natural-gas engine has also been offered for applicable T280 configurations. It can operate with compressed or liquefied natural gas and may appeal to fleets pursuing alternative-fuel goals.

Additional information about diesel powertrains is available in How Diesel Truck Engines Work and Understanding Horsepower vs Torque.

Transmission Options

The PACCAR TX-8 automatic transmission is a common transmission for the T280. This eight-speed transmission is designed for pickup-and-delivery, utility, municipal, and vocational applications.

Allison automatic transmissions are also available in applicable configurations. Allison transmissions are widely used in operations involving traffic, frequent stops, towing, emergency service, and PTO-powered equipment.

The PACCAR TX-12 PRO automated transmission may be available in applicable PX-9 configurations requiring greater gross combination weight and vocational capability.

The correct transmission depends on engine torque, loaded weight, towing requirements, route conditions, operating speed, and vocational-equipment needs. More information is available through the Transmissions section.

Axle Configuration

The Kenworth T280 is commonly configured as a 4×2 straight truck with one steer axle and one powered rear axle.

Available front axle ratings generally range from approximately 8,000–12,000 pounds.

Available rear axle ratings generally range from approximately 11,500–21,000 pounds.

Actual axle availability depends on the engine, transmission, suspension, tires, wheels, brakes, body configuration, and intended application.

GVWR

The T280 is a Class 6 truck with a maximum GVWR of approximately 26,000 pounds.

Usable payload is lower than GVWR because the weight of the chassis, fuel, driver, passengers, cargo body, liftgate, refrigeration equipment, tools, and installed accessories must be deducted from the truck’s total rating.

Buyers should calculate the completed empty weight before estimating the truck’s actual cargo capacity.

Cab Configuration

The T280 uses Kenworth’s 2.1-meter-wide medium-duty cab. The cab can accommodate up to three occupants depending on seating specifications.

The design provides driver visibility, interior storage, accessible controls, and a conventional driving position suitable for local and regional commercial operations.

Roof Options

A standard low roof is available for applications requiring reduced overall height.

An optional raised roof provides additional interior headroom and may improve comfort for drivers spending longer periods inside the truck.

Hood Configuration

The T280 commonly uses a short aerodynamic hood with a bumper-to-back-of-cab measurement of approximately 107.5 inches.

The shorter hood and available wheelbases help improve turning ability and maneuverability in urban delivery and vocational environments.

Wheelbase Options

Wheelbase availability varies according to body length, cargo requirements, axle placement, equipment installation, and turning requirements.

Shorter wheelbases improve maneuverability, while longer wheelbases can support larger cargo bodies and specialized equipment.

The body manufacturer and chassis dealer should confirm proper cab-to-axle dimensions and loaded weight distribution before the truck is ordered.

Braking System

Brake configuration can vary depending on vehicle specifications. Available systems may include hydraulic or air brake equipment.

The braking system must be matched to GVWR, towing requirements, axle ratings, and the truck’s intended application.

Suspension Options

Available suspension configurations vary according to payload, axle capacity, ride-quality requirements, and vocational use.

A delivery truck may prioritize cargo protection and ride quality, while a dump truck or service vehicle may require greater load support and stability.

More information is available in the Suspension Systems section.

PTO Compatibility

Properly equipped T280 configurations can support a transmission-mounted power take-off.

A PTO can operate hydraulic pumps used by dump bodies, tow equipment, cranes, service bodies, spreaders, and other vocational systems.

Additional information is available in PTO System Explained.

Common Applications

The Kenworth T280 can support a wide variety of delivery and vocational applications.

Local pickup and delivery
Regional distribution
Box truck operations
Refrigerated delivery
Food and beverage distribution
Furniture and appliance delivery
Moving operations
Parcel and final-mile delivery
Flatbed hauling
Stake-bed hauling
Landscaping operations
Municipal service
Utility work
Construction support
Service-body operations
Mobile repair
Towing and recovery
Rollback vehicle transport
Light dump operations
Fuel and propane delivery
Fire and emergency service

The correct configuration depends on cargo dimensions, loaded weight, body type, unloading requirements, route environment, and vocational-equipment needs.

Advantages

The Kenworth T280 offers several advantages for medium-duty commercial operations.

Maximum GVWR of approximately 26,000 pounds
Multiple diesel engine options
Natural-gas availability in applicable configurations
PACCAR TX-8 automatic transmission
Allison automatic transmission availability
Wide and comfortable cab
Strong driver visibility
Seating for up to three occupants
Standard and raised-roof options
Good urban maneuverability
Multiple wheelbase options
Broad commercial-body compatibility
Conventional hood for service access
Strong suitability for local and regional operations
Available PTO compatibility
Kenworth dealer and parts support
Smaller footprint than larger Class 7 and Class 8 trucks

Limitations or Considerations

The Kenworth T280 may not be suitable for every operation.

Lower payload capacity than larger Class 7 trucks
Not designed for regular Class 8 freight operations
Heavy commercial bodies can reduce usable payload
Longer wheelbases can reduce maneuverability
The truck may exceed individual axle ratings before reaching total GVWR
Higher-output engines can increase purchase and operating costs
Modern diesel emissions systems require proper maintenance
Natural-gas configurations require appropriate fueling access
Specialized equipment can substantially increase purchase price
Some configurations may require a CDL because of trailer or combined weight
PTO and hydraulic equipment require additional maintenance
Engine and transmission availability can change by model year

Buyers should compare completed body weight, equipment weight, cargo, passengers, and accessories before selecting a chassis.

Driver and Operator Experience

The Kenworth T280 is designed to provide a driver-focused environment similar to Kenworth’s larger commercial trucks.

The wide cab provides room for the driver, passengers, storage, and work-related equipment. A seven-inch digital display presents vehicle information in a configurable format, while available steering-wheel controls allow drivers to access common functions without unnecessary movement.

The short aerodynamic hood and large windshield provide visibility in traffic, loading areas, parking lots, and job sites.

Automatic-transmission options reduce driver workload during routes involving frequent starts, stops, and low-speed maneuvering. This can be useful for delivery fleets employing drivers with different experience levels.

Ride quality depends on wheelbase, suspension, tires, body configuration, and loaded weight. Proper specification is important for protecting cargo and maintaining driver comfort.

Maintenance and Ownership Notes

The conventional hood provides access to the engine, cooling system, belts, filters, fluid checkpoints, and other routine service components.

Routine maintenance should include:

Engine oil and filter service
Fuel filter replacement
Cooling-system inspection
Transmission service
Brake inspection and adjustment
Tire-pressure and tread inspection
Steering-system inspection
Suspension inspection
Axle and differential service
Battery and electrical-system testing
Diesel emissions-system maintenance
Body-mount inspection
Liftgate maintenance when equipped
PTO and hydraulic-system inspection when equipped
Refrigeration-unit maintenance when equipped
Tow-body inspection when equipped
Dump-body hinge and hydraulic-cylinder inspection

Commercial trucks used for frequent short trips, extensive idling, or stop-and-go delivery may require closer monitoring of the diesel particulate filter and aftertreatment system.

Operators should understand regeneration procedures and respond promptly to warning indicators. More information is available in Diesel Emissions Systems Explained.

Buying Considerations

Before purchasing a Kenworth T280, buyers should calculate the completed truck’s weight and operating requirements.

Important considerations include:

Required GVWR
Expected payload
Cargo-body dimensions
Completed empty weight
Loaded front and rear axle weights
Engine horsepower and torque
Transmission selection
Wheelbase and turning radius
Cab-to-axle dimensions
Standard or raised roof
Suspension configuration
Brake system
Tire and wheel ratings
Liftgate requirements
Refrigeration equipment
PTO requirements
Hydraulic-equipment needs
Trailer weight
Combined vehicle rating
Route length and road conditions
Dealer and parts availability
Used-truck maintenance history

A truck rated at 26,000 pounds GVWR may fit certain non-CDL operations. However, trailer weight, combined vehicle rating, hazardous materials, passenger capacity, and state regulations can change licensing requirements.

Buyers can use How to Choose the Right Commercial Truck to compare vehicle classifications, payload, body requirements, and operating conditions.

Variants and Configurations

The Kenworth T280 can support numerous commercial body and equipment configurations.

Straight truck
Chassis cab
Box truck
Refrigerated box truck
Flatbed truck
Stake-bed truck
Beverage-delivery truck
Moving truck
Service-body truck
Utility truck
Municipal truck
Landscape truck
Light dump truck
Tow truck
Rollback carrier
Mobile-repair truck
Construction-support truck
Fuel-delivery truck
Propane-delivery truck
Fire and emergency vehicle

Each body installation must be matched to the chassis wheelbase, frame, axle ratings, suspension, braking system, and available payload.

Comparison to Similar Trucks

The Kenworth T280 competes with other medium-duty commercial trucks, including the Freightliner M2 106, International MV Series, Hino L Series, and Peterbilt 535.

Compared with lighter commercial chassis, the T280 provides greater diesel-engine capability, commercial-body flexibility, and medium-duty durability.

Compared with the Freightliner M2 106 and International MV Series, the T280 competes through its PACCAR powertrain options, wide cab, driver-focused interior, and Kenworth dealer support.

Compared with the Hino L Series, the T280 provides a broader range of diesel engine, transmission, axle, and vocational specifications.

Compared with larger Class 7 models, the T280 provides less maximum capacity but may offer advantages in vehicle weight, maneuverability, acquisition cost, and licensing for certain applications.

The correct choice depends on payload, cargo-body requirements, powertrain preference, operating environment, maintenance support, and total ownership cost.

Best Fit For

Local delivery fleets
Regional distribution businesses
Food and beverage distributors
Moving companies
Municipal departments
Utility companies
Landscaping businesses
Construction contractors
Towing and recovery operators
Mobile service fleets
Commercial rental fleets
Businesses requiring a Class 6 box truck
Operators preferring a conventional medium-duty cab
Fleets prioritizing automatic-transmission availability
Businesses needing more capability than a light-duty chassis

Regulatory and Compliance Notes

The Kenworth T280 must comply with federal, state, and local commercial-vehicle regulations based on its registered weight, actual loaded weight, cargo, trailer, and operating area.

Operators should monitor:

Registered GVWR
Actual loaded vehicle weight
Front and rear axle weights
Driver-license requirements
Medical-card requirements
USDOT registration requirements
Vehicle inspection requirements
Hours-of-service applicability
Commercial insurance requirements
Trailer and combined weight ratings
Cargo-securement requirements
Hazardous-material regulations when applicable
State and local commercial-vehicle rules
Diesel emissions requirements

A 26,000-pound GVWR does not automatically exempt every T280 operation from CDL requirements. A trailer, combined vehicle rating, hazardous materials, passenger use, or specific state regulation can change the required license or endorsement.

Operators should also verify that the completed truck remains within its axle, tire, wheel, suspension, and braking-system ratings.

Real World Operating Notes

In real-world operations, the Kenworth T280 performs best when its engine, transmission, wheelbase, axles, suspension, and commercial body are selected together.

A lightweight delivery box requires different specifications than a refrigerated body, tow body, dump body, utility crane, or heavy service installation.

Liftgates, refrigeration systems, hydraulic equipment, tool compartments, cranes, additional fuel tanks, and tow equipment reduce usable payload.

Buyers should obtain the completed truck’s empty weight before estimating cargo capacity. Individual axle weights should also be checked because a truck can remain below its total GVWR while exceeding a front or rear axle rating.

Operations involving frequent idling and short trips should monitor the diesel aftertreatment system carefully. Proper regeneration practices can help prevent avoidable downtime and repair expenses.

T280 trucks equipped with hydraulic equipment should receive regular PTO and hydraulic-system inspections.

Related Truck Types

Related Freight Types

Related Trailer Types

Related Equipment Systems

Related Guides

Frequently Asked Questions

What class of truck is the Kenworth T280?

The Kenworth T280 is a Class 6 commercial truck with a maximum GVWR of approximately 26,000 pounds.

What engines are available in the Kenworth T280?

Common engine options include the PACCAR PX-7 and PACCAR PX-9. A Cummins natural-gas engine has also been available in applicable configurations.

What transmission does the Kenworth T280 use?

The PACCAR TX-8 automatic is a common transmission for the T280. Allison automatic transmissions and the PACCAR TX-12 PRO may also be available in applicable configurations.

Does the Kenworth T280 require a CDL?

A T280 rated at 26,000 pounds GVWR may be operated without a CDL in some circumstances. Trailer weight, combined vehicle rating, hazardous materials, passenger capacity, and state regulations can still create CDL requirements.

Can the Kenworth T280 be configured as a box truck?

Yes. The T280 can support dry freight and refrigerated box bodies for local and regional delivery operations.

Can the Kenworth T280 be configured as a dump truck?

Yes. The T280 can support lighter dump-body and landscaping configurations when the chassis, axles, suspension, transmission, and PTO system are specified correctly.

Is the Kenworth T280 suitable for regional delivery?

Yes. Its Class 6 capacity, automatic-transmission options, wide cab, and commercial-body flexibility make it suitable for local and regional distribution.

What is the difference between the Kenworth T280 and T380?

The T280 is primarily a Class 6 truck rated at approximately 26,000 pounds GVWR. The T380 is a larger Class 7 model offering higher axle ratings, payload capacity, and heavier vocational capability.

Availability and Where to Find

New Kenworth T280 trucks can be ordered through authorized Kenworth dealerships. Availability depends on engine, transmission, wheelbase, axle ratings, suspension, cab, and commercial-body requirements.

Used T280 trucks may be available through Kenworth dealerships, commercial-truck dealers, fleet-retirement sales, equipment auctions, and online commercial-vehicle marketplaces.

When evaluating a used T280, buyers should inspect the engine, transmission, diesel emissions system, frame, suspension, axles, brakes, tires, electrical equipment, commercial body, liftgate, and PTO equipment.

Maintenance records, engine hours, mileage, idle time, former cargo, and the truck’s previous application should be reviewed before purchase.

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