2" Rear Drop Lowering Shackle Suspension Kit Compatible with 1988-1998 Chevy & GMC C1500/C2500 1988-2019 Silverado Sierra 1500 Replaces # 410520. Features: suspension shackle Kit is made by heavy-duty steel and Rust-resistant coating which is better strength, durable, Anti-corrosion and with long service life.