Shaft Length: 2.5" Shaft Diameter: 5/8" 12VDC Factory preset sweep: 110 degrees Sweep angle can be adjusted to 40, 50, 60, 70, 80, 90, 100 degrees and instructions can be found in pictures 5 and 6. Left or Right self parking feature can also be adjusted. Two speed wiper motors; Slow: 32-40 Sweeps a minute Fast: 52-60 sweeps a minute 12VDC Heavy Duty motor easily moves blade lengths between 16" and 24" Wiper Blades are not included in this listing. Dimensions: Shaft Length: 2.5" Shaft Diameter: 5/8" Additional Features: - Corrosion-resistant casing -Solid brass knurled drive nut with brass and stainless steel drive shaft Please see all our images for additional instructions and installation diagram. Diagrams will be printed on the box of the item itself. Item: P16653CE