Powered by Traxxas® TRX® 2.5 Racing Engine. New look with gray parts: - Battery box, skid plates, shock bodies and lower chassis braces. Strengthened front and rear bulkheads. Strengthened differential housings. Strengthened engine mount. New receiver box with blue-anodized aluminum crimp nut. Massive pre-glued T-Maxx® tires mounted on satin 5-spoke wheels. Improved adjustable body-mounts. Upper shock mounts allow for 3 mounting positions. Throttle/brake servo, shifting servo and high-torque steering servo delivers 80 in/oz of torque. EZ-Start® push-button electric starting. Automatic two-speed shifting in both forward and reverse. 4WD system with hardened steel ring and pinions; planetary gear differentials; slipper clutch. 8 adjustable oil-filled Ultra Shocks™. Over 3 1/2 inches of suspension travel. Four-wheel disc braking. Precision ball bearings (28 total). 3mm heavy-duty blue-anodized chassis. 3-channel radio system. Heavy-duty 3.5mm precision turnbuckles. Fully assembled and Ready-to-Race®. Includes full-color manual and DVD. Fully painted, trimmed and decaled Prographix® body. Fuel mixtures are pre-set.