All of this sounds like a huge car stand

4V 4200mah 120c Graphne + HV Lipo Battery w XT60 plug

Genuine Tamiya King Hauler body

Genuine Traxxas part #9096

Traxxas Differential Rear 1/10-scale Rally & 4X4 models Slash Stampede Rustler MT10 Parts Parts All of this sounds likeTraxxas Differential Rear 1 10 scale Rally & 4X4 models Slash Stampede Rustler Put reliable power back to the ground with this genuine Traxxas rear differential for 1 10 scale Rally and 4X4 models, including the Slash, Stampede, and Rustler. Built to factory specifications, it restores smooth, consistent drivetrain performance after hard bashing or wear. A direct fit replacement, it installs just like the original for a quick return to action. Genuine