Hot Racing Arrma Grom Rear Steel Helical Differential Ring & Pinion Gears Set

The Hot Racing Arrma Grom Rear Steel Helical Differential Ring & Pinion Gears Set replaces the stock rear gears with precision-machined, spiral-cut helical gears made from high-carbon steel. The helical design supports smoother operation and improved load distribution compared with standard bevel gears.

Features

• Precision-machined helical spiral-cut gears
• High-carbon steel construction
• Stronger than the stock gears
• 30/12T rear ring and pinion gear set

Includes

• (1) Steel Helical Cut Rear Ring Gear (30T)
• (1) Steel Helical Cut Rear Pinion Gear (12T)

Notes

• Use the same gear cut style for the front and rear.
• Do not use with stock pinion or ring gears featuring straight-cut teeth.
• Apply a small amount of blue thread-lock to screws and grease to the gears.