These are located at the gearbox and drive the dogbones

PHB2S520050XT60-

HPI Racing 100320 Servo Saver Set E-Firestorm / Firestorm 10T / 10T Flux

Savox SB-2282SG Servo Gear Set w/ Bearings

Losi TLR5288 Silicone Differential Oil (125

Traxxas 7855 Springs Shock (Natural Finish) (GTX) (1.199 rate) (2) X-Maxx Latrax Teton Parts These are located at theTraxxas 7855 Springs Shock (Natural Finish) (GTX) (1. 199 rate) (2) X Maxx This is a genuine Traxxas pair of GTX shock springs in natural finish with a 1. 199 rate for the Traxxas X Maxx. Step up to a firmer spring rate for better support under hard acceleration, jumps, and rough terrain. Manufactured to Traxxas factory specifications for GTX shocks, the springs fit exactly and install easily. Genuine Traxxas part 7855 GTX shock springs, 1. 199 rate