Positively locates rear axle housing for super straight launches without binding. Has overall mounting width of 25" and an overall length of 31-7/16" making it perfect for most sportsman and Pro Street applications. Designed with the pro chassis builder in mind, this kit coordinates without No C2028 Magnum Series 4-Link. Features chrome moly tubing, precision machined 4130 tube inserts, 5/8" bolt mounting brackets and a centerless ground sliding link with machined wrench flats to ensure a precise fit. Includes a high strength 3/4" spherical rod end for the front pivot and high mis-alignment rod ensures for the side pivots. The sliding link is black oxide plated to eliminate corrosion and binding.Universal design offers you the ability to tailor the overall width and length for your specific application. Includes all hardware and all bracketry to complete installation. Welding Required.