Traxxas 6646 - Spur Gear, 78-Tooth (2) by Traxxas $7.90 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Traxxas 6646 - Spur Gear, 78-Tooth (2)Brand: TraxxasPart Number: 6646Replacement or upgrade part for these Traxxas models: