Whirlpool Lower Basket Wheels & Axles ADP7000 ADP8000 ADP9000 Dishwasher (Pack of 4) Replacement Whirlpool Dishwasher Basket Rack Wheels & Axles Fits models: ADP7000 ADP8000 ADP9000 Diameter: 35mm, Width: 10mm Pack Quantity: Pack of 4 Replacement Part. Please Note: Wheels may come in white or grey