The BRKRC M1 Mod 1 8mm Bore Motor Gears 26T Steel Pinion Gear is specifically designed for 1/5 scale X-MAXX RC vehicles. This high-quality steel pinion gear with 26 teeth is compatible with Brkrc brand products and is lightweight at 0.13 pounds. With dimensions of 3.78x3.5x0.59 inches, this gear is a reliable and durable component for enhancing the performance of your RC vehicle.