Customers will need AS81644 and AS81645 to update their RC8B4e to the new chassis system (instructions are included). The AS81581 104mm center dogbone from the original kit is used with the new parts. The AS81646 replacement 96.5mm center dogbone set is sold separately for spare parts (it's included in AS81645).

Fits

• AS81644 - RC8B4e FWB/RWB Chassis
• AS81646 - RC8B4e Center Dogbone Set, 96.5mm