Kenworth W990

Category: Last Updated: 01/09/2026 06:17 PM
Manufacturer: KENWORTH

Make & Model

Detailed Specifications

Sleeper
PACCAR MX-13 Engine ,12.9 Liter, 405-510 HP, 1,450 – 1,850 lb-ft of Torque, TruckTech+ Remote Diagnostics
RH Under Fairing DPF/SCR with Horizontal Tailpipe, Small Round DEF Tank – 11 Usable Gallons
PACCAR Automated Transmission 12-Speed
Multiplex Electrical System With Centralized Power Distribution Incorporating Plug-In Style Relays & Circuit Protection For Serviceability 12 Volt Lighting System With Circuit Protection Circuits Numbered & Color Coded Key Switch Start & Shutdown
160 Amp PACCAR Alternator PACCAR 12 Volt Starter Three PACCAR Dual Purpose Batteries
Frame - 10 3/4” Steel - 120,000 psi - Heat Treated
Front Springs - Taperleaf w/Shocks, 12,000 lb Front Springs - Taperleaf w/Shocks, 12,000 lb Rear Axle - PACCAR, 40,000 lbs. Tandem Rear Suspension - Kenworth AG400L
Brakes, Front - Air DiscBrakes, Rear - Air Disc ABS, ATC, ESP - Bendix
Wheels – Steel 22.5 Tires – Bridgestone 295/75R22.5
24.5” Round Aluminum – 100 Gallon Capacity
Straight Aluminum Channel - Natural Finish or Polished
Kenworth GT701 High Back Driver Seat Kenworth GT701 High Back Toolbox Plus Rider Seat Power Door Locks· Passenger-side Electric Window
Predictive Cruise Control Stability Control Driver Performance Assistant

Description

Kenworth W990 — Iconic Power, Premium Comfort, and Unmatched Presence

The Kenworth W990 is the flagship long-hood conventional Class 8 truck that blends commanding road presence with premium performance, comfort, and craftsmanship. Built for professional drivers, fleet operators, and owner-operators who demand a balance of traditional styling and modern capability, the W990 delivers straight-ahead power, advanced technology, and exceptional driver-focused design across long-haul, regional haul, and highway transport applications.

Equipped with industry-proven PACCAR MX-13 (and optional MX-11) engines delivering robust horsepower and torque, paired with a high-performance PACCAR automated transmission, the W990 provides confident acceleration, strong performance under load, and reliable duty over extended miles.

The W990’s distinctive long-hood profile and refined traditional styling command attention on the road while the spacious, ergonomic cab offers excellent visibility, intuitive controls, and driver amenities designed to reduce fatigue on long trips. Multiple sleeper cab options — including day cab and generous sleeper sizes — ensure comfort and flexibility for every driver’s needs.

Advanced safety, connectivity, and driver-assist systems help enhance operational confidence, including adaptive steering, high-definition digital displays, and integrated navigation and diagnostics. Premium interior options and available lifestyle packages elevate comfort and livability, making the W990 more than a truck — it’s a home away from home for drivers on the road.

With its combination of timeless style, heavy-duty performance, and modern technology, the Kenworth W990 stands as the ultimate choice for professionals who value capability, comfort, and presence mile after mile.