This is the electric powered, radio controlled, 1/8 scale Mugen MBX7R ECO Off Road Buggy Kit. Changes from the original MBX7 ECO include: **New 16mm Shocks for better stability** **Side angle of chassis changed to increase strength** **Front axle position changed to trailing axle position*** **New steering Ackermann plate for better steering input** **Shortened upper suspension arms for more camber adjustability** **New front & rear drive train & universals for better performance** on bumpy surfaces **New wing mounts increase rear traction & jumping abilities** **Stronger heavy duty sliding motor mount** FEATURES Chassis: A7075 T6 aluminum 0.12" (3mm) thick Drive: Four wheel three differential shaft drive Shocks: 16mm oil filled with 3.5mm shock shafts, hard anodized aluminum bodies Shock Towers: Front, 0.20" (5mm) thick A7075 aluminum Rear, 0.16" (4mm) thick A7075 aluminum Gearbox: Sealed, front and rear Differentials: Planetary geared, straight cut conical gears Motor Mount: Aluminum sliding type, heavy duty aluminum, anchored with 4mm screws for extra strength Transmission: Single-speed Ball Bearings: Full set Battery Tray: Designed for two 2-cell LiPo batteries in a staggered mounting position, or a single 4 cell LiPo Suspension: Pillow ball type with 0.20" (5mm) A7075 aluminum lower suspension mounts for optimized geometry Body: Clear buggy type, cab forward design with raised sides for increased rear traction Spur Gear: 44 Tooth plastic Pinion Gear: 14T steel Camber Tie Rods: Adjustable, Camber describes the angle at which the tires sit vertically, suspension arms shortened 1.6mm allowing more camber adjustment Steering Tie Rods: Adjustable, Caster/Toe-in is the angle at which the tires point inward as viewed from above Steering: Bell-crank type, with carbon graphite steering brace and adjustable Ackerman. Ackerman describes the effect of the inside front wheel turning faster than the outside front wheel during turns. Newly designed Ackerman plate improves steering input INCLUDES Mugen MBX7R-ECO Off Road Buggy Kit with clear buggy body, rear wing, decal sheet, window mask sheet, battery/ESC tray, spur and pinion gears, and illustrated instrucion manual