I have Fox 2.5 shocks that fit Yukon, Tahoe, Sierra, and Silverado from models 2007-2018. Sierra, Silverado, Yukon, and Tahoe from 2007-2020. The shocks were recently checked and are in excellent condition and clean. The shocks have adjustable stiffness and softness, allowing you to control the shock's extension and compression. Also available are upper control arms from the American company KSP, used for approximately 500 km. They have never been used off-road and are like new. Selling as a complete set, which includes spacers and a double drop kit. The shocks are serviced and ready for use. Reasonable offers are welcome.