35T Mod1 Safe-D5 Pinion Gear (ARA311130)

This rugged steel 35-tooth Mod 1 Safe-D5 pinion gear is built for durable, precise power transfer in high-performance RC setups. It fits 5 mm motor shafts, delivering smooth engagement and dependable performance under demanding conditions.

Its wide, finely machined tooth profile ensures smooth meshing with the spur gear, while a D-shaped bore matches the motor shaft to help keep the pinion engaged even if the set screw backs out. The package includes an M4 x 4 mm set screw and a 3.2 mm E-clip to secure the pinion on the shaft and retain it during operation, making this a reliable addition to any RC toolbox.