Parts list: № Number Qty Name Options 1 AL227000 2 Wheel TW18LX28, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST478261 Mounting Parts, Front Wheels ST737742 Steel Disk Rear Wheels, 16 Position, DW10X50, 275 mm Bolt Circle Diameter ST840009 Cast Rear Wheel Rims, DW10X50, Rack and Pinion Axle ST590893 Mounting Parts, Rear Wheels, Heavy Duty Version ST994187 Steel Disk Front Wheels, 16 Position, TW18LX28, 335 mm Bolt Circle Diameter ST840860 Cast Rear Wheel Rims, TW18LX42, Rack and Pinion Axle, 814 Bolt Circle Diameter ST844916 Steel Disk Front Wheels, 16 Position, DW13X34, 335 mm Bolt Circle Diameter ST708716 Steel Disk Rear Wheels, 2 Position, DW20BX38 ST740214 Hub Extension, 94 mm, Front, Tread Adjustment, Attachment ST827834 Steel Disk Front Wheels, 8 Position, DW18LX30, 335 mm Bolt Circle Diameter