Ride-Rite Air Helper Spring Rear 268C Style Double Convoluted 4.55 in. - 5.5 in. Ride Height 6.4 in. Max. Dia. 1/4 NPT Air Inlet OEM Number W217606764 Package Dimensions: 6.0 L x 9.0 H x 9.0 W (inches) Package Weight : 4 pounds Country of Origin : United States Part number: 6764 MODEL NO - 6764