Peterbilt 389 Truck Specs

Model years: 2008-2025

Specifications

Peterbilt 389 Truck specifications
Class	8
Engines	PACCAR MX-11, PX-9; Cummins ISX12N, L9N
Front Axle & Suspension	12,000 - 22,800 lbs
Horsepower	400 - 605 hp
Rear Axle & Suspension	21,000 - 78,000 lbs
Torque	1,450 - 2,050 lb.-ft.

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon

Peterbilt 389 Truck Specs

Specifications

Stay Ahead of the Market