Is this for snow?
Go check out some videos on YouTube with r/c trucks with tracks and then check out some videos on trucks with just regular ol' paddle tires. The paddle tires perform 10x better and are wayyyyyyyy less expensive.
Slash 4x4 LCG. RC GearShop 2150kv, WP-SC8 ESC, SMC 3s, Ebay 4s, XO-1 diffs, MIP X Dutys, Hot Racing, RPM Parts, Turnigy 1258TG servo
Syma X5SC Quadcopter