Parts list: № Number Qty Name Options 1 AL218209 2 Wheel TW20BX42, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST854852 Steel Disk Front Wheels, 8 Position, W12X24 ST861028 Rear Wheel Weights, 2 Weights, 250 kg (551.2 lb), Attachment ST994196 Cast Rear Wheel Rims, W20LX38, Rack and Pinion Axle, 814 mm Bolt Circle Diameter ST840001 Cast Rear Wheel Rims, W16LX38, Rack and Pinion Axle ST709637 Cast Rear Wheel Disk, Rack and Pinion Axle, 814 mm Bolt Circle Diameter ST827744 Steel Disk Front Wheels, 8 Position, W12X28 ST937806 Wheel Weights, Inner, Dual Rear, 72 Kg(159 lb) and 205 kg(452 lb) ST730538 Attachment, Mounting Parts, Rear Wheel ST744255 Hub Extension, 94 mm, Rear, Tread Adjustment, Attachment ST843560 Cast Rear Wheel Rims, DW13X46, Rack and Pinion Axle