Check the listing for details. Brake Return Spring Tool for Large Trucks & Trailers for S-cam Return Spring. Condition: New. Listed at 69.99 USD. HomePaymentShippingReturn PolicyContact UsFeedbackCategoriesOtherCar AccessoriesBoat Accessories【GREAT COMPATIBILITY】-- This brake return spring tool fit for large trucks and trailers with air brakes with S cam design. Use for install and remove return springs on commercial truck and trailer. 【WIDE APPLICATION】The Spring Tech Tool compatible with s-cam return spring. If is s-cam brake type, the Truck Brake Spring Tool works on the return spring install/uninstall. 【EXCELLENT FUNCTION】-- Provides leverage to back out brake shoe and remove roller cam. The tool can cups the return spring to prevent it from sliding off and possible injury. The end with unique slight bend design to make it fit better and not slip as easily. 【EASY TO USE】-- Safely, quickly and easily remove and install the return spring. Slide the Brake Return Spring Tool between the shoe webs over the top roller and hook the top of the return spring below the coil. Push down on the handle and unhook the spring from the pin by pulling back or pushing forward on the handle depending on the direction of the spring opening. 【SUPERIOR QUALITY】-- Made of high quality steel, will no deformation and not break. surface black coated to ensure resistance to corrosion and rust, protection and years of trouble-free use. Non-slip, extra long handle provides excellent stability. 【SATISFACTION GUARANTEE】-- We aim to give our customers the best products and services. If you're not 100% satisfied with this Brake Return Spring Tool, simply return it for a full refund in 30 days. Support 12 months’ warranty. Package Include:1x Brake Return Spring Tool Removal: -- Rotate the S cam - insure that the cam is rotated to seat the rollers are in the lowest position. -- Slide the Brake Return Spring Tool between the shoe webs over the top roller and hook the top of the return spring below the coil. -- Push down on the handle and unhook the spring from the pin by pulling back or pushing forward on the handle depending on the direction of the spring opening. Installation: -- Install both the roller and the roller retainers in both shoes. -- Install the return spring pins if required. -- Install the top shoe - insure that the cam is rotated to seat the roller in the lowest position. -- Hang the anchor springs from the top shoe. -- Attach the lower shoe, with the anchor springs, and then rotate the lower shoe into position. -- Install the retum spring on the lower shoe with the upper spring opening facing the roller. -- Slide the Brake Return Spring Tool between the shoe webs over the top roller and hook the top of the return spring below the upper coil. -- Push down on the handle and hook the spring over the pin by pulling back on the handle.