This is an 1/8 scale electric powered, radio controlled, 80% Pre-Built Ultra LX-2E Off-Road Buggy Kit. FEATURES: Chassis: CNC machined 0.12" (3mm) thick with hard anodized aluminum front and center top plates, plastic stone guards and front and rear braces Drive: Four wheel shaft Motor Mount: One-piece CNC aluminum Ball Bearings: Rubber sealed Shocks: Oil-filled 16mm Big Bore, hard coated aluminum body Shock Towers: Aluminum Spur Gear: Lightweight composite 51 tooth Differentials: Planetary geared Tires: Triad racing Wheels: White dish type Body: Molded from polycarbonate plastic, clear and untrimmed, high downforce wing molded in white Suspension: Front C-hub, front and rear sway bars Caster: Adjustable, caster/toe-in refers to the angle of the front suspension when viewed from the side of the car in relation to the chassis Camber: Adjustable front and rear, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle INCLUDES: Ofna Ultra LX-2e Buggy 80% Pre-Assembled Roller, body, wing, decals tires, wheels and instruction manual REQUIRES: Radio: 2-Channel with 2 Servos Radio Batteries: (8) AA size Motor: Brushless motor for best performance, Ofna recommends the Mamba Monster Brushless Power System with 2650kV Motor and Programmable ESC, CSEC6202 Battery: 2S to 4S LiPo Battery Charger: LiPo compatible Building and track equipment SPECS: Vehicle- Length: 19.5" (495mm) Width: 11.7" (298mm) Weight: 6.2lbs (2812g) Wheelbase: 12.9" (330mm) Body- Length: 14.7" (374mm) Width: 7.9" (200mm) at widest point Height: 4.2" (108mm) COMMENTS: For Replacement Ball Bearings use: Qty. Size Location Qty. Bearing Set 2 7x19mm Front Diff 1 DTXC1579 2 7x19mm Rear Diff 1 DTXC1579 2 7x19mm Center Diff 1 DTXC1579 2 6x13mm Fr Gear Case 1 DTXC1573 2 6x13mm Rear Gear Case 1 DTXC1573 4 8x16mm Fr Knuckle Arms 2 DTXC1585 4 8x16mm Rear Hubs 2 DTXC1585 jxs 07/12/11