AR310478 Steel Pinion Gear 17T Mod1 5mm (ARAC7778)

This steel 17-tooth MOD1 pinion gear for 5mm motor shafts is a direct replacement for the stock gear, built to deliver durable, reliable performance in demanding RC setups.

With tough steel construction and a precision tooth profile for smooth engagement, it features double set-screw holes to secure the gear from either side of the motor shaft for extra security. The package includes a steel 17T MOD1 pinion gear and two M4x4mm set screws, both designed for 5mm shafts.