Traxxas 3961 - Spur Gear, 68-Tooth (0.8 Metric Pitch, Compatible With by Traxxas $7.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Traxxas 3961 - Spur Gear, 68-Tooth (0.8 Metric Pitch, Compatible WithBrand: TraxxasPart Number: 3961Replacement or upgrade part for these Traxxas models:39036 - E-Maxx Brushless