The actual thickness of the kit is 2''. You'll get an additional 1" to 3" of lift, depending on the application.
Actual thickness:51mm
Fits GMC SIERRA 1500
This rear block kit will give you a safe and effective way to lift the rear of your GMC SIERRA 1500.
The kit will install in about an hour.
Specification:
Part Number: LK-210-C
Rear Lift Height: 1" to 3"
Item Weight: 5KGS
Finish Color: Black
Position: Rear
Fitment: GMC SIERRA 1500
Material: These rear blocks are made from carbon steel and seamless welding, with 10.9 U-bolts.
The Cross Gusset Plate Locked design of the rear lift block, ensuring stronger support than others. The leaf springs U bolts is Longer than original bolts with 10.9 grades and 9/16 thread pitch, more suitable for tuner;If they are too long, you can cut them as needed.