Traxxas 7727A X-Maxx Rear Bulkhead, Upper & Lower Wheels Known for its futuristic design

Known for its futuristic design and high-speed capabilities

Proven MP11 suspension components and compatibility with optional upgrades gives racers a significant setup advantage

Optional- You can use the stock Slash front shock by removing the springs

28t gear / 11t brass pinion

The XTREME 150C versions use an 11

Traxxas 7727A X-Maxx Rear Bulkhead, Upper & Lower Wheels Known for its futuristic designX Maxx rear upper and lower bulkhead set, supplied complete with steel motor mount washers and mounting screws. The rear bulkhead is the structural backbone of the back half of the truck. It carries the rear differential, anchors the motor mount, and takes the reaction loads every time you get on the throttle which on an 8S truck is a substantial amount of twist. A cracked or flexing bulkhead throws off gear mesh, which accelerates wear on the spur