This is the 1/10 scale, glow powered, Ready to Run Jammin" SCRT10 Short Course Racing Truck from Ofna. FEATURES: Chassis: Aluminum 0.12" (3mm) thick with aluminum front and rear stiffeners, side guards Drive: Four wheel shaft, front universals Radio: 2.4GHz direct sequence 3-channel with digital steering/ throttle trims, digital steering dual rates, throttle fail safe steering servo and charge jack for optional rechargeable NiMH batteries Engine: .18 cu in (3.0cc) with pull starter, slide valve carburetor, remote glow starter and foam air filter Exhaust: Aluminum tuned pipe, black in color Fuel Tank: 4.2oz (125cc) Clutch: Three-shoe composite Clutch Bell: 13 tooth steel Spur Gear: 46 tooth steel Brakes: Dual steel discs Shocks: Oil filled, plastic body with white springs Ball Bearings: Full set, sealed Differentials: Three oil filled, planetary gear Bumpers: Composite plastic front and rear, shock absorbing Body: Painted and trimmed racing truck with all sponsor decals applied Tires: High traction 1.75" (38mm) wide, 3.8" (98mm) diameter, with foam inserts Wheels: 1.3" (34.5mm) wide, 2.4" (62mm) diameter, plastic construction, black in color, blue bead locks Suspension: C-hub with captured hinge pins with adjustable front and rear sway bars and adjustable anti-squat plate 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 Steering: Dual bellcrank with adjustable top loading servo saver INCLUDES: RTR Jammin" SCRT10 Short Course truck, tires, wheels, foam inserts, 2.4GHz radio, painted body, decals, instruction manual, .18 cu in engine, fuel bottle and "D" size glow starter REQUIRES: AA Batteries: Eight for transmitter Receiver Battery: 5-cell 6V hump Battery Charger: For receiver battery Fuel: 5%-30% Nitromethane (20% is recommended) Building and Track Equipment SPECS: Vehicle; Length: 21" (533mm) Width: 10.3" (263mm) Ground Clearance: 1.6" (41mm) Wheelbase: 12.6" (320mm) Tread: 9.05" (230mm) center of wheels side to side Track: 10.3" (263mm) outer edges of wheels side to side Body; Length: 21" (526mm) Width: 9" (229mm) behind front wheels, narrowest point 10.1" (258mm) at rear wheels, widest point Height: 5.4" (137mm) COMMENTS: For Replacement Ball Bearings use: Qty. Size Location Qty. Bearing Set 4 10x15mm Fr & R Diff 2 DTXC1595 2 10x15mm Center Diff 1 DTXC1595 2 5x10mm Clutch 1 DTXC1535 2 5x11mm Fr Gear Case 1 DTXC1547 4 5x11mm Fr Knuckle Arms 2 DTXC1547 2 5x11mm Rear Gear case 1 DTXC1547 2 5x11mm R Suspension Arms 1 DTXC1547 jxs 01/19/11 ir/jxs