Hot Racing steel helical spiral 33T/13T Rear gear set for TRA UDR gear set is the stock gear ratio.
- Precision machined helical spiral cut gears offer inherently greater strength and smooth operation than the factory bevel gears.
- High carbon steel CNC spiral cut construction
- Stronger than the stock bevel gears
- Maintains the stock 33T/13T ratio
- One (1) 33 tooth diff spiral cut ring gear
- One (1) 13 tooth spiral cut pinion gear
- Installation following kit manual must replace as a set.
- Medium threadlock (blue threadlocking compound) if screws are threaded into metal
- Hot Racing SPL10G05 high temp grease recommended for the diff gear.
- Weight:
- Replaces TRA 8579
- Must replace as a set