The NEW RS66115B Crawler Long Arm Kit is the result of continuous engineering enhancements by Ranchos research and design team to give you the best possible on and off-road experience for your JK. The new and improved Long Arm Kit includes progressive rate coil springs and fully adjustable extended length control arms with D2 bushings to give you improved comfort, durability and worry free operation. This kit also features our new heavy-duty front and rear adjustable track bars with D2 bushings to center the axles. The D2 bushings found in our control arms and track bars feature PFTE Teflon for grease-free operation allowing the sleeve to rotate in the bushing without resistance reducing wear. A transmission cross member RS886101 (2011-07) or RS886102 (2017-12) must also be ordered with this kit to make it complete. Exhaust cross over pipe RS720003 is required for (2017-12) when not replacing the front driveshaft. The RS66115B supersedes our RS66105 and RS66105B kits. The Rancho brand offers a Limited Lifetime Warranty** for this suspension system.
Since the 1950s, Rancho has been a top innovator and industry leader in the research, design and manufacturing of performance parts and accessories including suspension and leveling systems, shock absorbers and associated on and off-road products for Jeeps and custom off-road vehicles. A rich Jeep heritage makes the Rancho brand and its full complement of suspension systems (4-inch and up) for Jeep CJ, JK, LJ, TJ, XJ and YJ models and rockGEAR products instantly recognized in the jeeping community. Rancho's line additionally features an extensive array of high performance suspension kits and ride control components for SUVs and trucks. Exhaustively tested and engineer driven to meet today's demanding standards, Rancho products are in a class of their own. Every one of their shocks and suspension and leveling systems includes a limited lifetime warranty, and Rancho�s shocks include a 90-day ride guarantee. Established in the off-road performance community, Rancho's product line is continuously evolving to develop the latest innovations for Jeeps, trucks and SUVs. Shop Rancho Now