Parts list: № Number Qty Name Options 1 AL229133 2 Rim W20LX38, For Tire Size Refer to Tire Manual of Manufacturer, ORDER AL233005 1 AL233005 2 Rim MW20BX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST746570 Steel Disk Rear Wheels, 2 Position, W16AX46, 50 km/h (31 mph) ST709298 Steel Disk Rear Wheels, 2 Position, TW25BX38 ST709295 Steel Disk Rear Wheels, 2 Position, TW23BX38, 275 mm Bolt Circle Diameter, W/ Reinforcement ST762051 Steel Disk Rear Wheels, 16 Position, DW12X46, 275 mm Bolt Circle Diameter ST858121 Cast Rear Wheels, DW12AX50, Rack and Pinion Axle ST478212 Steel Disk Rear Wheels, 2 Position, TW18LX42, 335 mm Bolt Circle Diameter ST840001 Cast Rear Wheel Rims, W16LX38, Rack and Pinion Axle ST746564 Steel Disk Rear Wheels, 2 Position, DW23AX38 ST744255 Hub Extension, 94 mm, Rear, Tread Adjustment, Attachment ST810402 Steel Disk Rear Wheels, 2 Position, TW18LX42, 275 mm Bolt Circle Diameter