Peace, mercy, and blessings of God be upon you. Original 17-inch rims with iron valves that receive tire pressure sensors. They fit: Sierra, GMC, Yukon, Tahoe, Silverado From model year 2007 to 2018 easily without spacers or anything. From model year 2019 to 2026, they require a front spacer. There are minor issues, scratches on one rim. We will be considerate to serious buyers, and the sale is flexible. ((Original GM stamp shown in the pictures))