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Kenworth L770

Specs, Engines & Vocational Applications

Refuse, Concrete & Municipal Use

Overview of the Kenworth L770

Kenworth L770 low cab forward vocational truck specs
Kenworth L770 Side Loader

The L770 is Kenworth’s first low-cab forward vocational truck designed specifically for refuse, concrete, and municipal urban applications. Built for tight turning environments and high stop-and-go efficiency, the Kenworth L770 is available with diesel, natural gas, and electric powertrains — making it a versatile solution for both fleet operators and owner-operators.

Kenworth L770 Applications – Refuse, Concrete & Municipal Use

The Kenworth L770 is purpose-built for vocational applications that require maneuverability, visibility, and durability in tight or urban environments. Common applications include:

  • Refuse and garbage truck applications
  • Concrete mixers and pumpers
  • Roll-off and waste hauling
  • Municipal and utility fleets

The L770’s low-cab forward design improves visibility and maneuverability in tight urban routes where traditional cab trucks struggle.

Kenworth L770 Engine & Powertrain Options

The Kenworth L770 offers multiple powertrain options to meet the needs of different vocational applications and fleet requirements.


Engine Options at a Glance

Diesel Engine Options:

PACCAR MX-11Up to 445 HP / 1,700 lb-ft torque
PACCAR PX-9Up to 380 HP / 1,250 lb-ft torque

Natural Gas Engine Options:

Cummins X15NUp to 500 HP
Cummins ISX12NUp to 400 HP
Cummins L9NUp to 320 HP

Electric Option:

Kenworth L770EZero-emissions powertrain designed for urban routes and sustainability initiatives

Transmission options include both manual and automated configurations for optimized performance and driver preference.

Why Choose the Kenworth L770

The Kenworth L770 is designed to outperform traditional cab trucks in urban and vocational environments. Key advantages include:

  • Tight turning radius for urban routes
  • 90° door opening for easier entry/exit
  • Pre-configured frames for faster upfit
  • Same architecture as other vocational models for fleet consistency

These features make the L770 ideal for high-stop, high-efficiency routes where uptime and driver productivity are critical.

Is the Kenworth L770 Right for Your Operation?

The L770 is best suited for:

  • Urban environments with tight turning requirements
  • Fleets needing fast body upfit and standardization
  • Operators prioritizing visibility and maneuverability

It may not be ideal for:

  • Long-haul applications
  • Highway-dominant routes

Performance Highlights

  • Horsepower: Up to 445 HP (varies by configuration)
  • Torque: Up to 1,700 lb-ft
  • GVWR: Up to 60,000 lbs

Cab & Chassis Configurations

The Kenworth L770 is available in multiple configurations to meet the demands of different industries and job applications. Options include:

  • Multiple wheelbase lengths
  • Day cab and extended cab layouts
  • Compatibility with dump, mixer, refuse, and roll-off bodies

This flexibility allows fleets and owner-operators to customize the L770 for specific operational needs.

Built on a low-cab forward platform, the Kenworth L770 thrives in vocational applications, specifically refuse collection, concrete pumping, and urban utility work. Its pre-configured frame layouts simplify body upfit and installation for front loaders, side loaders, and rear loaders.

For easy access, visibility, and maneuverability in tight spaces, the improved L770 configuration features:

  • Full 90 Degree Door Opening for easier entry/exit
  • 65 Degree Cab Tilt provides superior engine access
  • Compact 53” Cab Length is spacious for driver comfort, and compact enough for maneuverability
Kenworth L770 Cab
L770 right-hand-drive

For drivers with specific needs, this model is available in multiple configurations:

  • Right-Hand Drive
  • Left-Hand Drive
  • Dual Seated Drive
  • Left-Hand Seated Drive with Right-Hand Stand Up

For long-term durability on demanding jobsites, this truck is created with:

  • Durable Stainless Steel Grille
  • Corrosion-Resistant Aluminum Panels
  • 4 Cab Layout Options for Single or Dual Drive

L770

When you need a truck with durability, flexible powertrain options, and a one-size-fits-most body integration design, the L770 is your solution. This truck conquers demanding jobs with Kenworth’s staple reliability and efficiency.

Kenworth L770 FAQ

  • The L770 is commonly used for refuse collection, concrete applications, municipal fleets, and other urban vocational jobs.

  • The L770 offers PACCAR MX-11 and PX-9 diesel engines, along with Cummins natural gas options including the X15N, ISX12N, and L9N.

  • Yes, the L770E is a fully electric version designed for zero-emission urban routes.

  • The L770 uses diesel or natural gas engines, while the L770E is fully electric with lower maintenance and zero emissions.

  • Yes, the L770 is specifically designed for refuse routes, offering tight turning radius, visibility, and easy cab access.

Ready to spec your Kenworth L770 for your operation?
Request pricing, or speak with a vocational truck specialist today: