Parts list: № Number Qty Name Options 1 AL118451 2 Wheel W12X28, For Tire Size Refer to Tire Manual of Manufacturer Next page: ST709667 Mounting Parts, Front Wheels, MFWD Axle ST709668 Mounting Parts, Front Wheels, 2WD Axle ST709673 Front Wheels, Adjustable, 16 Position, W15LX28 ST725249 Attachment, Rear Wheel Weights, 77 kg (170 lb) ST728243 Attachment, Hub Extension 60 mm, Front, Tread Adjustment ST709647 Rear Wheel Weights, 2 Weights, Inside Rear Wheel, W/ Reinforcement, 55 kg (121 lb) ST709634 Front Wheels, Adjustable, 16 Position, W10X28 ST709616 Front Wheels, W12X28 ST709330 Steel Disk Rear Wheels, 16 Position, TW20BX42, 275 mm Bolt Circle Diameter, W/ Reinforcement ST709325 Steel Disk Rear Wheels, 16 Position, TW23BX38, 275 mm Bolt Circle Diameter, W/ Reinforcement