Kit includes AFI-1000 Waterproof Wiper Motor with 14 inch silver polymer blade (31014S) and deluxe adjustable 10 inch to 14 inch stainless steel arm (33007A) Fully sealed waterproof housing made of UV stabilized, high-temperature, high-impact thermoplastic 12 volt heavy-duty motor with anti-rotation drive shaft 2-1/2 inch Shaft Length Windshield frame mount: 5/8 inch shaft diameter Knurled drive shaft and solid brass arm drive nut Adjustable right or left self-parking Coast to park (self-parking) Motor measures 6-5/8" L x 3-3/8" W x 2" H Factory pre-set sweep of 110 degrees RF shielded circuitry Maximum current draw: 5 amps