1/32 scale slot car.  Digital plug ready.  Accepts C8515 plug-in digital chip. Lights front and rear. 

Configuration

Motor:Mabuchi FF, 18k rpm, Gear ratio 9:27
Chassis: Rear Mounted Motor, In-Line, Rear 2 wheel drive
Magnet: Rectangular step 2.5 mm, Down-force 175 gm
Overall length: 132 mm, Wheelbase: 78 mm
Axle/Hub width: 45 mm Front, 45 mm Rear
Tire diameter: 18(ext), 11(int), 7mm Front, 18(ext), 11(int), 7 mm Rear
Weights: Car 74 gm, Case 156gm
Scale = 1/32