Parts list: № Number Qty Name Options 1 AL209762 2 Wheel TW23BX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST994190 Steel Disk Front Wheels, 16 Position, TW18LX30, 335 mm Bolt Circle Diameter ST964590 Steel Disk Rear Wheels, 2 Position, TW23BX38, 335 mm Bolt Circle Diameter ST827534 Steel Disk Front Wheels, 2 Position, DW15LX30, 335 mm Bolt Circle Diameter ST862196 Mounting Parts, Rear Wheels, Rack and Pinion Axle, 100 mm Diameter, W/ Rear Wheel Weight Adaptor ST746564 Steel Disk Rear Wheels, 2 Position, DW23AX38 ST827612 Steel Disk Front Wheels, 2 Position, DW18LX28 ST737733 Cast Rear Wheel Rims, MW23AX38, Rack and Pinion Axle ST478257 Steel Disk Rear Wheels, 8 Position, DW23BX38 ST901914 Steel Disk Front Wheels, 8 Position, DW18LX30 ST775845 Cast Rear Wheels, DW23AX42, Rack and Pinion Axle, 50 km/h (31 mph)