Upgrade the drivetrain of your Baja 5B with these great heavy-duty option gears and options! In addition to stronger & more durable main diff gear and idler gear, you can also upgrade the pinion gear as well as change the drive ratio of your Baja!
113141 HPI Baja 5B RTR with D-BOX
107684 HPI RTR Baja 5B Flux
112457 HPI Baja 5B SS Buggy Kit