The KRATON
® 4X4 4S BLX Speed Monster Truck RTR marks the next evolution of the ARRMA
® 4X4 4S platform — longer, wider, and tougher than the previous chassis for no-holds-barred bashing action, with a Spektrum
™ 4S brushless power system factory-installed.
- 16% Larger footprint – longer and wider than the previous KRATON® 4X4 4S platform for added stability
- Tough new suspension arms that increase vehicle width
- Durable steel 1.35 module main diff gears and input gears in the front and rear gearboxes
- Strong CVD telescopic driveshafts front and rear
- Higher shock towers, longer shocks and wider suspension arms for longer, more plush suspension travel
