QA1 Ultimate Adjustable Upper Ball Joint - 4-Bolt For GM (K6136) - 1973-1974 Chevrolet C10 Pickup E30 Custom valving or valving paired

Custom valving or valving paired for custom spring rates

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QA1 Ultimate Adjustable Upper Ball Joint - 4-Bolt For GM (K6136) - 1973-1974 Chevrolet C10 Pickup E30 Custom valving or valving pairedQA1's 4 Bolt Style Ultimate Ball Joint for the 1973 1974 Chevrolet C10 Pickup is ideal for a variety of racing applications. Exclusive to QA1, this patented, self lubricating design is 100% owner rebuildable. Multiple stud lengths are also available, allowing for easy geometry changes. Infinite preload adjustment allows breakaway torque to be set as low as 0 ft. lbs. for a completely smooth, bind free operation. Precision tolerance ball to race