Traxxas 7039 - Gear, 15-T Pinion (48 Pitch, 2.3Mm Shaft)/ Set Screw by Traxxas $7.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Traxxas 7039 - Gear, 15-T Pinion (48 Pitch, 2.3Mm Shaft)/ Set ScrewBrand: TraxxasPart Number: 7039Replacement or upgrade part for these Traxxas models: