Complete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #3027) (1) Ser of Double Adjustable Upper Control Arms "Ultimate Arms" (Item #3017) We use only high quality QA1® spherical rod ends (Part # XMR12/XML12), alloy steel, heat treated, hard chrome plated featuring Teflon/Kevlar self lubricating race. Teflon lined rod end prevent metal to metal contact to eliminate unwanted noise allowing for a quiet operation not found with other brand rod ends. When purchasing rod ended components don't be fooled, use only the best-QA1®, for a long lasting performance.