Our Service Department, Ring & Pinion Service is currently CLOSED to any new business.

The warranty for all previous work will be honored for the normal 6-month period from date of service.

If you have a warranty issue, please reach out to us via email using the “Contact Us” form, email to info@differentials.com or by phone at (800)787-8012

Contact Us

For any inquiries, please fill out the form below.