Robinson Racing Extra Hard Steel Mod1 Pinion Gear w/5mm Bore

Robinson Racing Extra Hard Steel 32P Pinion Gear w/5mm Bore

Hot Racing Steel Mod 1 Pinion Gear w/5mm Bore

Yeah Racing Hardened Steel Mod 1 Pinion Gear (5mm Bore)

Robinson Racing 48P Machined Pinion Gear (5mm Bore)

(2) Robinson Racing Extra Hard Steel 1Mod Pinion Gear w/5mm Bore - 2 Pinions

Yeah Racing 18T HD Steel Mod1 5mm Bore Pinion Gear (MG-10008)

Traxxas 20-Tooth Machined Pinion Gear 1.0 Mod 5mm Bore 6494R XO-1 Maxx X-Maxx