Manufactured by MaxTrac Suspension | | Standard Rear Lift Blocks - 6 inch Lift Height, 6 degrees taper. These Blocks Have 2 Holes. The Offset Hole Is Designed To Be Used On 05+ Tacomas, 07+ Tundras & 99+ Gm 1500 Crew Cab Models Or At Installers Discretion To Correct Driveline Plunge - Requires Longer U-Bolts. U-Bolts Are Available Separately, Maxtrac lift kits are comprised of several different boxes allowing for various options and easier shipping. Product information updated on 2022-12-27