Hot Racing optional aluminum differential spool (locker) hub for the HPI Savage, Savage X, Savage XL, and Flex. This part is recommended for off-road use only.
- CNC machined solid aluminum- Lightened design includes cross-drilled holes- Anodized silver in color- Replaces differential spider and side gears- Allows for better acceleration and climbing
- One (1) aluminum differential locking hub
- Overall length: 18mm- Diameter: 15.9mm
- Recommended for use only on off-road low-traction conditions to avoid damage to driveline components