Reproductions Of Originals Bare Arms Upper Ball Joint P/N 07-2500 Sold Separately Upper Bushings P/N 07-2516 Sold Separately This El Camino reproduction upper control arm has been manufactured to original factory specifications using today's modern manufacturing techniques. You will find the fit and function will work superbly for your restoration. In addition, using a reproduction upper control arm from the El Camino Store will add authenticity and value to your vehicle.