Amazon.com: Center Driveshaft 6855 & Complete Slipper Clutch 6878 Metal Differential Gear with 32 Pitch 15T/17T/19T Pinions Gear Set for 1/10 Traxxas Slash 4X4 VXL/Platinum/Ultimate,Navy Blue : Toys & Games
Amazon.com: Traxxas 6883 Center Differential Gear Set, Slash 4X4, 380-Pack : Toys & Games
6780 Differential kit, center R/SL – Superstition Hobbies