Traxxas 7767-GRAY X-Maxx GTX Spring Retainers (4) Savage Parts digital servos including the BLS

digital servos including the BLS series and most peripheral

It's built as a direct-fit upgrade shared across these popular Axial crawler chassis

or aluminum front and rear bumpers with integrated lights

Genuine Losi Racing part LOS251084

Scale: 1:12

Traxxas 7767-GRAY X-Maxx GTX Spring Retainers (4) Savage Parts digital servos including the BLSGTX shock spring retainers (adjusters) machined from aluminum with a dark gray anodized finish, supplied as a set of four with integrated O rings. The spring retainer threads onto the shock body and sets spring preload, which is how you dial in ride height and how much the truck squats under its own weight. Getting preload right matters more on the X Maxx than on most trucks simply because of how much mass the suspension has to control too little and