2005-2007 Chevrolet GMC Silverado Sierra, 2wd ANd 4wd,1500 nonHD, 8.6 Inch 10 Bolt, Rear Drum Brake Axle Lines Stainless Steel 2pc "These lines are for vehicles with the tee block located on the differential housing." These are for REAR DRUM BRAKE TRUCKS, the brake lines that run from the rear rubber drop down hose across the rear axle to the calipers. They are both the right and left side all preformed with the spring wrap and the fittings on the ends ready to bolt into place. These are a direct replacement.
