For decades, Fontaine Modification has been the company that the leading OEMs and fleets have turned to when they need chassis modifications. Properly modifying chassis for specific applications is a highly specialized field that requires experience, engineering expertise and the wherewithal to meet FMVSS standards. Our in-house product development team designs and engineers every chassis modification to best meet the customer’s specific needs.

Our chassis modification services include:

• Drop-frame and step-frame conversions
• All-wheel drive installation
• Wheelbase changes
• Tag or pusher lift axle installation
• Frame extensions
• Winch and specialty bumper installation
• Exhaust modifications
• Frame body drilling
• Component relocation
• Telma retarder installation
• Heavy-duty fender installation
• Body company chassis prep
• PTO installation