Traxxas 3973 - Gear set close ratio (1st speed gear 21T 18T input gear)

Traxxas 3973 - Gear set, close ratio (1st speed gear 21T, 18T input gear)

Brand: Traxxas

Part Number: 3973

Close ratio transmission gear set includes 21-tooth 1st speed gear and 18-tooth input gear

Replacement or accessory part for these models:
49077-3 T-Maxx 3.3 Tsm
55077-3 1/10 Nitro Jato 3.3 Stadium Truck TSM TQi RTR
56076-4 Summit 4Wd With Locking Diffs And High Low Gearing
Please note that some accessory parts may require other parts to fit.