One New Aftermarket Replacement Mirror Assembly Fits Caterpillar (Fits CAT) Off-Highway Trucks and Large TractorsThis aftermarket replacement mirror assembly (Mirror AS) provides operators of Fits Caterpillar heavy construction equipment with essential rear and side visibility during machine operation. Replaces OEM Fits Caterpillar part numbers 8T2287 and 8Y8297 and is interchangeable between both numbers.Specifications Length: 21.60 in (548.64 mm) Width: 13.40 in (340.36 mm) Height: 6.30 in (160.02 mm) Weight: 18.8 lbs Compatible ModelsFits Caterpillar Off-Highway Trucks: 69D, 769C, 769D, 771C, 771D, 772B, 773B, 773D, 773E, 775B, 775D, 775E, 776C, 776D, 777D, 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793, 793B, 793C, 793DFits Caterpillar Large Tractors and Mining Equipment: D9R, D9T, D10T, 5110B, AD45, AD55Replaces Part Number(s):8T2287, 8Y8297Aftermarket Interchange Numbers8T2287-A, 6V9156New aftermarket replacement part - not remanufactured, not used.