Pinion Gear 17T 0.5M 2mm Shaft For Mini JRX2 RC Car Upgrade High Precision Metal Gear For Gears And Differentials Gray Finish Durable RC Hobby Accessory
✔️ 0.5M mod, 2mm shaft, 17T pinion for Mini JRX2 RC car
This compact, high-precision pinion gear is designed for Mini JRX2 RC cars, delivering precise gear ratios and smooth drivetrain engagement. It’s a common upgrade part for fine-tuning gears and differentials in 1:10 scale RC kits and hobby builds.
✅ Pinion size: 17 teeth; module 0.5; shaft 2 mm
✅ Material: durable metal gear with gray finish
✅ Compatibility: Mini JRX2 drivetrain and gear diffs
✅ Pack: single gear
💡 What is a pinion gear used for in RC gearing systems? This handy component engages with the spur gear to transfer motor power to the drivetrain, helping dial in torque and top speed for your setup.
- Sets the gear ratio to control acceleration and top speed
- Must match spur gear size and shaft diameter for smooth operation
- Helps manage motor heat and wear when sized correctly