Traxxas 6779 - Ring Gear, Differential/ Pinion Gear, Differential (12/47 by Traxxas Sold out $35.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Traxxas 6779 - Ring Gear, Differential/ Pinion Gear, Differential (12/47Brand: TraxxasPart Number: 6779Replacement or upgrade part for these Traxxas models: