This heavy duty Crawler Coilover system replaces all eight link arms with extended length units for aggressive offroad use while providing superior on road driving characteristics. The links are mounted up high on the frame for maximum ground clearance. The large link arms pivot on Fabtech 5 Ton Joints for reliability and a quiet ride with a lifetime warranty. System includes 1/4'' thick steel Track Bar brackets that weld on. It?s the strongest way to relocate the Track Bars for proper roll center front and rear that will not fail and leave you stranded. The bolt on front Dirt Logic 2.5 Coilover conversion provides outstanding high speed damping with the ability to crawl at low speed with maximum articulation for big rocks. Coilover is mounted on top of the centerline of the axle to prevent premature Link Arm bushing wear leading to poor handling. Dual rate coil springs provide factory load carrying capacity with a smooth ride. The flexible coil design offers an extended travel range for aggressive rock crawling with great highway manners. Includes 8 Long Arm Links & Mounts, Coilover Hoop Kit Front, Long Travel Rear Coil Springs, Track Bar Brackets Front & Rear, Sway Bar Links Front & Rear, Pitman Arm, Brake Lines Front & Rear, E Brake Bracket, Rear Bump Stop Brackets, Front Dirt Logic 2.5 Coilovers w/ Reservoirs and Rear Dirt Logic 2.25 Shocks w/ Reservoirs.