Parts list: № Number Qty Name Options 1 AL227020 2 Wheel TW18LX38, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST1019781 Steel Disk Rear Wheels, 2 Position, DW18LX38, 335 Bolt Circle Diameter ST840003 Cast Rear Wheel Rims, W18LX38, Rack and Pinion Axle ST977964 Mounting Parts, Rear Wheels, W/ Rear Wheel Reinforcement, 203 mm Bolt Circle Diameter, Attachment ST978273 Mounting Parts, Rear Wheels, 275 mm Bolt Circle Diameter, W/ Rear Wheel Weight Adapter, Attachment ST762041 Steel Disk Front Wheels, 16 Position, W10X36, 275 mm Bolt Circle Diameter ST970611 Mounting Parts, Rear Wheels, Rack and Pinion Axle, 79 mm Diameter, W/ Rear Wheel Weight Adaptor ST709655 Steel Disk Front Wheels, 2 Position, W15LX28, 275 mm Bolt Circle Diameter ST997212 Steel Disk Rear Wheels, 2 Position, TW18LX34, 275 mm Bolt Circle Diameter ST816429 Rear Wheel Weights, 4 Weights, Outside Rear Wheel, 72 Kg (159 lb) / 205 kg (452 lb) ST979115 Hub Extension, 94 mm, Rear, Tread Adjustment, Attachment