HRCSG1817 - 17t 48p Hardened Steel Pinion Gear 1/8 Bore

This product is a hardened steel 48 pitch pinion gear designed for 1/8 inch bore motor shafts, delivering consistent and efficient power transfer in 1/10 scale RC vehicles. The 17-tooth configuration offers a balanced setup between acceleration and top speed, making it ideal for general-purpose driving across varied terrain. Precision-cut teeth ensure smooth gear mesh, reducing noise and minimizing wear on both pinion and spur gears. Constructed from heat-treated 4140 steel, it provides durability under high torque and brushless power systems. Its compact design maintains proper alignment for reliable drivetrain performance.

• 17 tooth 48 pitch design balances acceleration and top speed

• Fits 1/8 inch (3.175mm) motor shafts used in most RC vehicles

• Hardened 4140 steel construction for strength and wear resistance

• Heat-treated finish improves durability under high load conditions

• Precision-cut teeth provide smooth and efficient gear mesh

• Includes heavy duty set screw for secure motor shaft attachment

• Suitable for a wide range of 1/10 scale on-road and off-road applications