5Mm Bore Pinion Gear Set For RC Cars 1 By 10 And 1 By 8 - 18T 19T 20T 21T 22T Metal Motor Gears Durable Upgrade For Smooth Mesh Perfect For Hobbyists And Racers

5mm Bore RC Pinion Gear Set for 1/8-1/10 Cars (18T-22T)
✔️ Includes 5 pinions: 18T, 19T, 20T, 21T, 22T with screws and hex key

The pinion gear set features metal construction with a 5mm bore, designed for 1/8 and 1/10 scale RC cars. It’s a durable upgrade that helps achieve smooth mesh with compatible spur gears, making it a solid choice for hobbyists and racers working on monster trucks, buggies, and similar rigs.

✅ 5 pinions included: 18T, 19T, 20T, 21T, 22T
✅ 5mm bore fits 5mm shaft motors
✅ Metal construction for durability and long life
✅ Includes 5 grub screws and a hex key for easy install

💡 What is a pinion gear set for RC cars and how do you choose the teeth count for 1/8-1/10 models?

Here's a handy breakdown to help you pick the right teeth:

- gear mesh with correct spur pitch for reliable operation - select 18T-22T based on desired speed and torque - confirm 5mm bore matches your motor shaft and use included screws - install with the provided hex key and grub screws for a solid fit✝️