Traxxas Machined Mod 1.0 Pinion Gear w/5mm Bore (13T) Bumpers there are two 22mm long

there are two 22mm long screws mixed into the 20mm screws

Construction Materials and Finishing Supplies

Central dogbone drive shafts offer reduced rotating mass for faster acceleration while also simplifying maintenance

Once the flashing light stops

Size: Diameter: 1

Traxxas Machined Mod 1.0 Pinion Gear w/5mm Bore (13T) Bumpers there are two 22mm long13 tooth pinion gear (1. 0 metric pitch) fits 5 mm motor shafts and includes set screw. Traxxas pinion gears let you fine tune the performance of your Traxxas model. Changing gear ratios can help balance acceleration and top speed for different running conditions. Please consult your owners manual for more information on recommended gearing options for your specific model.