Fitment: For GMC Sierra 1500 2WD 1988-2018 For GMC Sierra 1500 4WD 1988-1999 For Chevrolet C1500 1988-1999 For Chevrolet Silverado 1500 1999-2018 Please make sure this part fits your vehicle before ordering. Specification: Condition: 100% brand new and high quality Type: Rear Lowering Braces Kit Material: Steel Color: Black Lowering Length: 2 inches Quantity: 2 pcs Replace Part Number: 410520 Features: Adjustable braces will allow you to customize the lowering to your desired height from 1 to 2 inches. Precise hole position, durable, anti-corrosion and with a long service life. Lower the center of your car and enjoy a more perfect driving experience. No installation instructions provided. Professional installation is recommended. Kit includes: 2 rear brackets (as shown in the picture)