This is the Electric Powered, Radio Controlled, 1/12 Scale RC12R5.2 On-Road Factory Team Pan Car Kit from Associated. FEATURES: Chassis: 0.098" (2.5mm) thick carbon fiber with centralized LiPo battery mount position that fits ROAR approved 3.7V LiPo battery packs Drive: Rear wheel Motor Mount: Three point upper pod plate with graphite motor mount cross brace Suspension: Pivot ball link rear suspension allowing independent adjustments for chassis roll, bump and alignment, Dynamic Strut front end with symmetric components and updated lower control arms for more accurate mounting Rear Shock: Oil-filled aluminum body with through shaft design for equalized damping in both directions without unwanted rebound 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, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle Ackerman: Adjustable with spacers, Ackerman describes the effect of the inside front wheel turning faster than the outside front wheel during turns INCLUDES: Associated Factory Team 12R5.2 Pan Car Kit with decals, 96T spur gear rear shock, and illustrated instruction manual REQUIRES: Radio: 2-channel with mini steering servo Electronic Speed Control: To match selected motor Motor: 540 size Battery: 3.7V ROAR approved LiPo battery Battery Charger: Peak type for selected battery Wheels and Tires: 1/12 scale on-road Pinion Gear: 61 pitch, number of teeth dependent on selected motor Body: 1/12 scale high downforce type SPECS: Length: 10.75" (273mm) Width: 6.69" (170mm) Wheelbase: 7.83" (199mm) Weight: 0.5lbs (225g) Internal Gear Ratio: 1:1 COMMENTS: For Replacement Ball Bearings use: Qty. Size Location Qty Bearing Set 2 1/4x3x8" Rear Axle 2 ASCC7600 2 1/4x3x8" Ride Height Adjuster 2 ASCC7600 8 1/8x5/16" Fr & Rear Wheels 4 ASCC4125 jxs 09/17/12 ir/jxs