This pinion gear contains hard anodized chrome steel, it is 48-53HRC certified. You will discover the energy you will need for the car through changing pinion gear. With comparable outside gear, you can actually improve your pinion gear (within allowable range) to own various torque and cost. (the reduced the T count, greater the torque; greater the T count, the faster the rate.)
Specification: Bore Diameter: 5mm / Modulus: 1.0mm / steel Pinion: 40CR
Applications: typically the most popular 1/8th off road (buggy and truggy)