TRX® 3.3 Racing Engine 60% more peak horsepower than the TRX 2.5 Bigger piston and sleeve delivers extreme power Consistent and smooth throughout the entire power band Backed by Traxxas Lifetime Engine Replacement Plan 70+mph top speed Resonator™ laser-etched, blue-anodized aluminum tuned pipe Precision metric hex hardware throughout New ProGraphix® body graphics available in red, blue, white and black Ultra-precise ball bearing bellcranks Gray molded chassis components and shock bodies Enclosed receiver box protects the receiver from dirt and fuel spills Widened rear belt and larger pulleys Rubber-sealed ball bearings throughout Blue-anodized aluminum antenna crimp nut Three-belt all-wheel-drive system Adjustable 2-speed auto-shifting transmission 200mm wide Ultra-low center of gravity (CG) Fuel tank is centrally mounted for superior balance 2.0-inch nylon mesh wheels (bright, aluminum finish) Pre-glued racing tires with contoured inserts Reactive caster capability and adjustable caster angle Full turnbuckles Adjustable ride height Fully-countersunk aluminum chassis Engine and engine mount are a structurally integrated Front upper and lower suspension arms Planetary gear differentials with bearing supported shafts Traxxas Support Included full-color manual and tuning DVD Parts and service availability from almost 2,000 hobby dealers worldwide E-mail and toll-free phone support accessibility