Parts list: № Number Qty Name Options 1 AL227021 2 Wheel TW18LX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST979128 Hub Extension, 219 mm, Rear, Tread Adjustment, Attachment ST994187 Steel Disk Front Wheels, 16 Position, TW18LX28, 335 mm Bolt Circle Diameter ST994196 Cast Rear Wheel Rims, W20LX38, Rack and Pinion Axle, 814 mm Bolt Circle Diameter ST978273 Mounting Parts, Rear Wheels, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adapter, Attachment ST744036 Steel Disk Rear Wheels, 8 Position, DW16X42 ST970623 Mounting Parts, Rear Wheels, Rack and Pinion Axle, 86 mm Diameter, W/ Rear Wheel Weight Adaptor ST970294 Mounting Parts, Rear Wheels, Flange Axle, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adaptor ST950683 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 100 kg (220 lb), Attachment ST950679 Rear Wheel Weights, 2 Weights, Outside Rear Wheel, W/ Guide Pin, 250 kg (551 lb) ST840005 Cast Rear Wheel Rims, DW16LX42, Rack and Pinion Axle