Core 4x4 adjustable leaf spring shackles are built with high-quality materials right here in the USA and carry our unique You manage to break it. We replace it lifetime replacement guarantee. Shackles are adjustable from 5.5-7.0 eye to eye (1.25-2.0 of lift), and 6.5-8.0 (2.25-3.0 of lift) Compatible with stock and aftermarket springs Increase ride quality and wheel travel Designed for the rear suspension position Powder Coat finish with a zinc primer for maximum durability and corrosion resistance Ranges will provide the following lifts at the rear axle 1.25-2.0, 2.25-3.0 Available in 10 color options Lifetime replacement guarantee Made in the USA We focus heavily on building quality products that can withstand whatever trail or obstacle you point your wheels at and still handle great on the road. Customer satisfaction and build quality are our top priorities! All our products are built with high-quality materials right here in the USA and carry our unique You manage to break it. We replace it lifetime replacement guarantee.