NOTE: Because we cannot control products' installation, the buyer assumes all damage caused to himself/herself, a third party, and the item being installed under these parts' failure. Material-Aircraft-grade aluminum alloy 7075 machined. FITMENT-2008-2023 Harley Touring Road Glide, Street Glide, Electra Glide, etc. TDZ 1'' Inch Lowering Link Blocks Kit Fits for 2008-2023 TDZ 1'' Inch Lowering Link Blocks Kit Fits for 2008-2023 Harley Davidson Touring Street Glide/Road King/Electra Glide/Road Glide/Ultra Limited/Special/CVO Rear Slam Lowering Blocks Kit 1'' inches NOTE: When lowering the bike, it changes the suspension's geometry, which will change the way it rides and handles. NOTE: Extra caution when installing this kit to ensure nothing rubs or bottoms out. Specifications-Adjustable rear lowering Kit, Drop your bike rear 1 (25., 4 mm)from the factory height. Drop your bike rear 1 (25., 4 mm)from the factory height Easy-to-install in approximately 30 minutes with common tools Special rubber limiters included in the package (For H-D Premium Ride Hand-Adjustable Touring Shocks) NOTE : It Will not work with air ride suspension. Will not work with air ride suspension. These TDZ lowering blocks drop your rear end exactly 1 inch from factory height, giving you that aggressive stance without going too extreme. Made from CNC-machined billet aluminum with a black anodized finish, these blocks are seriously strong and look fantastic Does not fit Legends Revo-A shocks Rear Shock Lowering Kit Road Glide TDZ 1" Lowering Link Blocks Kit For 2008-2023 Harley Davidson Touring Models - Fits Street Glide, Road King, Electra Glide, , Ultra Limited (Not For Air Ride Suspension) CNC Billet CNC Aluminum Lowering Blocks