Hot Racing ATF9337 Steel Helical Diff Ring / Pinion 13T / 37T : Arrma BLX 3S 4S

Hot Racing steel helical spiral 37T/13T gear set for Arrma 1/10 4WD
The 37T/13T gear set is the stock gear ratio.
FEATURES:
- Precision machined helical spiral cut gears offer inherently greater strength and smooth operation than the factory bevel gears. (it has been updated to 15g lighter)
- High carbon steel construction
- Stronger than the stock bevel Plastic gears
- Maintains the stock 37T/13T ratio
YOU WILL RECEIVE:
- One (1) 37 tooth diff spiral cut ring gear
- One (1) 13 tooth spiral cut pinion gear
REQUIREMENTS:
- ARAC4023 Composite Diff case Cover Or ATF11A01 Aluminum Diff case Cover.
- Installation following kit manual
- Medium threadlock (blue threadlocking compound) if screws are threaded into metal
- Hot Racing SPL10G05 high temp grease recommended for the diff gear.
- Use Silicone Diff Fluid for Gear Diffs inside.
SPECIFICATIONS:
- Weight: 32.35oz (66.75g)
COMMENTS:
- Replaces bevel-Plastic gears
- ARAC4023 you will only use the differ cover plate do not need to use the back plate.