How to Hop-up a 2.5
-supermaxx ext suspention kit, supermaxx servo saver, hardcore racing bulkheads, hardcore racing bulkhead braces, hardcore racing titanium skid plates (front, rear, center), hardcore racing chasis braces, hardcore racing titanium chasis, hardcore racing differential housings (front/rear) robinson racing aluminum gearbox, robinson racing FOC Tranny gears, robinson racing ring and pinion gears (front/rear), ballistic batteries 1600 Mah battery, Sirio .18, Jr crystaless radio, proline masher tires----I'm sure I missed a few things, but this is what I remember.