Traxxas
Traxxas X-Maxx/XRT Pro-Built Complete Rear Differential (TRA7881)
The Traxxas X-Maxx/XRT Pro-Built Complete Rear Differential is a pre-built replacement for the X-Maxx 8S or XRT. Traxxas Pro-Built parts allow you to get your rig back in action faster and with less effort. These components allow you to replace parts as a complete unit, no assembly required.