Profender 2.0 inch shock absorbers Front and rear set 2.0 Profender gas Personal use Installed at Desert Suspension No maintenance has been done and no overhaul has been done There is no oil leakage from the shock absorbers, all are intact Fits Yukon and Tahoe from 2007 to 2020 Fits Sierra and Silverado from 2007 to 2018 Contact number: 0538899044