Bearing for 2wd front assemble for nitro jato 2wd front nitro stampede 2wd front nitro rustler 2wd front 0'' offset for 2wd rear assemble for electric stampede 2wd rear electric rustler 2wd rear 1/2'' offset 4wd front & rear assemble for nitro jato 2wd rear nitro stampede 2wd rear nitro rustler 2wd rear electric stampede 2wd front electric rustler 2wd front electric stampede 4wd front & rear electric hpi savage xs flux front & rear all glued tire are applicable for : 1. 1/10 scale traxxas style bead 2. 8'' monster truck. 2. Fit other 1/10 scale monster trucks with 12mm hex. (lt3211bb)