Hobby Fans 32P Pinion Gear Set 16T 17T 18T 19T 20T 3.175mm Shaft with Hex Key for 1/10 RC Car Motor

Features:Durable & LightDurable aluminum construction for long-lasting performance. More FunProvide the option of being able to change your gear ratio for different track conditions. Note32P is the pitch of each tooth on the pinion gear and the 16T 17T 18T 19T 20T is the number of teeth on the pinion gear. You have to make sure your spur gear and pinion gear have the same pitch, or the teeth wont mesh. 3.175mmThe pinion gear shaft diameter or bore is 3.175mm, make sure your RC motor shaft have the same diameter. Gear Combo SetComes with set screws for each pinion gear, the pinion gear combo set also included a hex key, easy to install. Package include: 1 X 32P 3.175mm 16T pinion gear 1 X 32P 3.175mm 17T pinion gear 1 X 32P 3.175mm 18T pinion gear 1 X 32P 3.175mm 19T pinion gear 1 X 32P 3.175mm 20T pinion gear 5 X 32P Screws 1 X Hex key Pay Attention: Make sure you thread lock the grub screw. They are hard to find when they fall out. Larger gears will result in higher speeds while smaller gears provide more torque. For quicker acceleration go for a smaller pinion gear (with fewer teeth) and a larger spur gear (with more teeth). Your car will accelerate off the mark very quickly with more torque, and youll also benefit from cooler running temperatures, extending the life of your motor and ESC.