1" Delrin Front Leveling Lift Strut Spacers Fits (2007-2020) Chevy Tahoe 2WD 4WD.  Delrin is an engineering thermoplastic used in precision parts requiring high stiffness, low friction, and excellent dimensional stability. It will not rust, corrode, crack, or break. Therefore, you can have complete confidence that our parts will last for the long haul. Please take note: The lift spacer thickness and lift amount is not a 1 to 1 ratio. Therefore, a 1/2" thick spacer will give a 1" lift. You will receive (2) spacers that are 1/2" thick. Installation instructions included. Buy With Confidence: We proudly manufacture all of our parts in Southern California and we offer a Lifetime Warranty on everything. Shipping: We ship promptly (usually same day or next day) using USPS Priority Mail. Payment: We ask that you make payment within 7 days of purchase. Otherwise, Ebay will automatically open a case as this is there policy. Returns: We accept returns only if the part is defective or if wrong part was received. If for some reason you need to return a part because you changed your mind, etc., we will accept a return on condition that you pay return shipping and original shipping charges. We appreciate your business and look forward to giving you a great shopping experience!