20T 32P Pinion Gear Set Pro Grade For One Tenth Scale RC Cars With 5mm Bore Black Oxide 45 Steel And 0.03mm Tolerance Three Pack With M4 Screws Fits Traxxas ARRMA HPI Kyosho And Other 5mm Shafts

3-Pack 20T 32P Pinion Gear Set for 1/10 RC Cars 5mm Bore
✔️ 20T 32P pinion, 5mm bore, +0.03mm tolerance, M4 screws, 3-pack

These pinion gears are precision-cut 32P gears designed for 1/10 scale RC cars. With a 5mm bore and tight tolerance, they’re built for high-performance tuning on popular models that use 5mm shafts. This three-pack provides backups or multi-car upgrades.

✅ 20T 32P pinion gear with 5mm bore fits 5mm shafts and common RC motors
✅ Tight bore tolerance +0.03mm for zero backlash on 5mm shafts
✅ Black oxide-coated 45# steel for long-lasting durability in bashing and racing
✅ 3-pack with M4 screws for easy multi-car upgrades
✅ Compatible with Traxxas, ARRMA, HPI, Kyosho and other 5mm shaft RC cars

💡 What is a pinion gear set used for in 1/10 scale RC cars?

Pinion gear sets control speed and torque by changing the gear ratio between motor and drivetrain.

- helps dial in acceleration and top speed for 5 mm bore shafts
- pairs with spur gears for correct mesh and pitch
- handy back-up option for multi-vehicle setups
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