Weight 18.9 lbs Height 4.3 in. Width 4.3 in. Length 42.9 in. ABS Ring Included Yes Axle Boot Material Neoprene Axle Nut Hex Size M221.5 Axle Nut Included Yes Axle Nut Locking Type Threaded Splined Axle Nut Thread Size M221.5 Boot Color Black Cotter Pin Included No Lubrication Type Molybdenum Disulfide Grease Lithium Fasteners Included No Hazardous Material No Internal Clamp Included Yes Input Shaft Joint Type Splined Included N/A Number of Internal Splines 26 Teeth Number of External Splines 23 Teeth Output Shaft Joint Type Splined Overall Compressed Length 40.35 in. / 1025 mm Shaft Material 40CR Surface Finish Black Coating