Improves Ride And Handling. Improves Driveline Geometry. Constructed Of 2 in x 1/4 in Wall 4130 Chromoly. Features Super Flex Joints. Part number: RE4080 Package Weight: 23.0 pounds Oem equivalent part number: RE4080 Package Dimensions: 41.0 L x 5.0 H x 7.0 W (inches) MODEL NO - RE4080