NSM certified, Cottrill has the experience and knowledge to shorten or lengthen your truck’s wheelbase to meet your exact vocational requirements. Our team can modify the chassis to properly accommodate specialized truck bodies, equipment, and load capacities while maintaining correct weight distribution, stability, and handling on the road.

A properly configured wheelbase helps optimize load balance, improve maneuverability, and ensure the truck performs safely and efficiently for its intended application.

Whether you’re installing a new truck body, repurposing an existing chassis, or building a custom vocational truck, Cottrill can modify the frame to match the job.

• Wheelbase shortening and lengthening
• Frame extensions and chassis modifications
• Body and equipment fitment optimization
• Proper weight distribution and axle loading
• Vocational truck body conversions