5pcs Steel Hardened 32P Pinion Gears 10T 11T 12T 13T 14T 3.175mm Shaft for Traxxas Arrma HSP HPI AXIAL Tamiya Losi 1/10 RC Car

How to install the pinion gear:You will probably need to loosen the motor a bit, in order to fit the pinion gear on.Make sure you lock it in place on the flat portion of the motor shaft.When you are tightening it back up, make sure you leave about a gap between the pinion gear and the spur gear.That gap will be very small. It should be about the width of a piece of paper.(1).Made from tough hardened steel for superior strength and wear resistance, ensuring long-lasting performance in high-performance RC vehicles.(2).Includes gears with 10T, 11T, 12T, 13T, and 14T teeth counts, allowing you to fine-tune your gear ratio for optimal speed or torque.(3).Perfect for 3.175mm shaft motors, designed to fit motors with a 3.175mm shaft, providing a secure fit and efficient power transfer.(4).Compatible with 550, 540, 3650, and other similar motors, making it ideal for various RC car, truck, and off-road models.(5).Comes with five gears (10T 11T 12T 13T 14T), 5pcs M4 set screws, and a 2mm hex wrench for quick, hassle-free installation—no extra tools needed.Material: Hardened SteelPitch: 32PTeeth: 10T 11T 12T 13T 14THeight: 11mmSuitable shaft diameter: 3.175mm1 × 10T Pinion Gear1 × 11T Pinion Gear1 × 12T Pinion Gear1 × 13T Pinion Gear1 × 14T Pinion Gear5 × Grub Screws1 × Hex Key