Hardened Steel Pinion Gear Set For RC Cars, 5Mm Motor Shaft, 17T 18T 19T 20T 21T, 32P Pitch, Works Only With Steel Spur Gear, Not For Plastic Or Aluminum, Set Of 5 Upgrade Pinions
✔️ 32P pitch, 17T-21T, 5mm bore, steel spur compatible; set of 5
This hardened steel pinion gear set is designed for 1/10 scale RC vehicles with a 5mm motor shaft. It’s intended to pair with steel spur gears (not plastic or aluminum) for durable, reliable power transfer.
✅ 32P pitch matches with steel spur gears for smooth meshing
✅ 5 sizes included: 17T, 18T, 19T, 20T, 21T
✅ 5mm bore fits most 1/10 scale motors
✅ Hardened steel for long wear under load
✅ Includes grub screws and L-wrench for quick install
💡 What is a pinion gear set with 32P pitch used for in RC vehicle gearing?
This handy guide explains why matching gear pitch matters for reliability and performance.
- Helps dial in gearing to balance speed and torque on 1/10 scale builds
- Works with 5mm shafts and steel spurs for a sturdy drivetrain
- Includes five pinions plus grub screws and L-wrench for quick upgrades
- Great for upgrading factory gear sets to improve control and consistency