Traxxas 3979 - Housings, Differential (Left & Right)/ Pinion Collar (1) by Traxxas Sold out $14.90 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Traxxas 3979 - Housings, Differential (Left & Right)/ Pinion Collar (1)Brand: TraxxasPart Number: 3979Replacement or upgrade part for these Traxxas models:39036 - E-Maxx Brushless