General description The 2500lb Axle Bags Triangulated + Heavy Duty Steel Bars Weld-On 4 Axle Link Kit is designed for universal rear weld-on triangulated 4 link suspension applications. It includes two 2500 air spring bags and rear air spring bag mounts, making it suitable for most pickup trucks, hot rods, rat rods, or classic cars with a 2.75" axle tube. Compatible vehicles include Ford F150/F250, Ford pickup trucks from 1948, Ford Ranger 1991, GMC Sierra, Chevrolet Silverado, Jeep Cherokee XJ, Jeep CJ-7 4WD, Jeep Wrangler TJ 1997, and Dodge Ram 1500/2500/3500. Technical specifications Capacity: 2500 lbs per air spring bag Bag diameter: 6" Extended length: 8" Closed length: 2.75" Top mounting holes: Approx. 1-3/4" from eye to eye Bottom mounting hole: One center hole All mounting holes: 3/8"-16 UNC Link bar dimensions: Tubing outside diameter: 1.25", tubing wall thickness: 0.156", length of all four bars: 24.00" Compatibility and accessories Includes 4 heavy duty steel bars 4 zinc