Click to expand Tap to zoom 25T Spur Gear by B&M Racing Sale $45.00 | / SKU 600251 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart ATTENTION: Please view our recommended Ratios for Gear, Belt, and Motor. Over-gearing and under-gearing could result in damage. View warranty. This product is designed specifically for the Traxxas X-Maxx, 8mm shaft. B&M 25T Pinion Gear.