Parts list: № Number Qty Name Options 1 AL170041 2 Rim DW18LX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST827838 Steel Disk Front Wheels, 8 Position, W18LX28 ST926755 Hub Extension, 111 mm, Rear, Tread Adjustment, Attachment ST957617 Steel Disk Rear Wheels, 2 Position, TW18LX38, W/ Reinforcement ST1021538 Cast Rear Wheel Rims, W18LX38, Rack and Pinion Axle ST590894 Steel Disk Rear Wheels, 2 Position, TW20BX42, 335 mm Bolt Circle Diameter, W/ Reinforcement ST996054 Wheel Weights, 4 Weights, Outside Rear Wheel, 72 kg(159 lb) / 205 kg(452 lb) ST994196 Cast Rear Wheel Rims, W20LX38, Rack and Pinion Axle, 814 mm Bolt Circle Diameter ST992266 Steel Disk Front Wheels, 2 Position, TW18LX28, 335 mm Bolt Circle Diameter ST971115 Mounting Parts, Rear Wheels, Flange Axle, 275 mm Bolt Circle Diameter ST970703 Mounting Parts, Rear Wheels, Flange Axle, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adaptor