Parts list: № Number Qty Name Options 1 AL227007 2 Wheel TW18LX30, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST816429 Rear Wheel Weights, 4 Weights, Outside Rear Wheel, 72 Kg (159 lb) / 205 kg (452 lb) ST827605 Steel Disk Front Wheels, 16 Position, W10X34, 335 mm Bolt Circle Diameter ST708716 Steel Disk Rear Wheels, 2 Position, DW20BX38 ST979128 Hub Extension, 219 mm, Rear, Tread Adjustment, Attachment ST1021568 Cast Rear Wheel Rims, DW12X50, Rack and Pinion Axle ST970703 Mounting Parts, Rear Wheels, Flange Axle, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adaptor ST1021539 Cast Rear Wheel Rims, TW18LX42, Rack and Pinion Axle, 814 Bolt Circle Diameter ST970707 Steel Disk Rear Wheels, 2 Position, DW15LX38 ST1021525 Cast Rear Wheel Rims, TW16LX42, Rack and Pinion Axle ST833882 Steel Disk Rear Wheels, 16 Position, DW12X46, 275 mm Bolt Circle Diameter, W/ Narrow Tread Setting