tunable damping to help absorb bumps and keep the chassis composed

The most precise way to measure it is from the chassis underside to the axle center

The Team Losi Racing TLR234068 Front Spindle Carrier Set 15 degree Ten Scte 3

or affordability

The batteries

Traxxas 6424X Box Receiver Sealed GROM Parts tunable damping to help absorbSealed receiver box for the Traxxas XO 1, which also carries the servo mount. Supplied as a complete kit. The box keeps water, dust, and grit away from the receiver the component least tolerant of moisture and most expensive to replace after a soaking. A cracked box or a perished seal defeats that protection entirely, and the damage usually shows up as intermittent radio glitches rather than an obvious failure. The package includes two foam pads, the