Parts list: № Number Qty Name Options 1 AL209762 2 Wheel TW23BX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST737736 Cast Rear Wheels, DW12AX50, Rack and Pinion Axle ST737737 Cast Rear Wheels, DW20AX42, Rack and Pinion Axle ST746564 Steel Disk Rear Wheels, 2 Position, DW23AX38 ST746905 Steel Disk Rear Wheels, 2 Position, W18AX42 ST775844 Cast Rear Wheels, DW23AX42, Rack and Pinion Axle, 40 km/h (25 mph) ST478261 Mounting Parts, Front Wheels ST478254 Steel Disk Rear Wheels, 8 Position, DW18LX42 ST478220 Steel Disk Rear Wheels, TW18LX46 ST478210 Steel Disk Rear Wheels, 2 Position, TW20BX42, 335 mm Bolt Circle Diameter ST1022276 Cast Rear Wheel Rims, TW15LX50, Rack and Pinion Axle