Standard Item #645 Download Brochure

Auto ChoiceOptional Equipment Shown


The Mack Granite Dump (Standard Item #645) is approved for purchase through the U.S. General Services Administration’s (GSA) Auto Choice program. This rugged truck features a 365-horsepower engine (1,350 lb.-ft. of torque) and a 6×4 driveline. It has a 100,000 lb. GCWR with 18,000-lb.-capacity front axles and 46,000-lb.-capacity rear axles.

The Mack Granite Series represents a milestone in vocational truck engineering. From its stronger frame specially designed for harsh work environments to its powerful and fuel-efficient MP engine, this truck delivers all the muscle you need for a vast array of applications. And with a cab that delivers unmatched comfort, the Mack Granite makes life easy behind the wheel to help you boost profits. Granite comes in two configurations — axle forward or axle back — but either way these trucks are amazing feats of engineering equipped with all the features you need to maximize productively.

To view available options or to order your Mack truck from the GSA Auto Choice program, click here.

GSA Contact Information

Wayne Stehle, contract administrator for Mack Defense, LLC. For any questions, contact Wayne by phone at 484-387-5905; by fax at 610-395-3240 or email