These bushings replace the staked rear inner rubber bushings on the upper control arm with high quality Polyurethane lubricated bushings that will not impact spring rate.  An eccentic version is also avaialable to fine tune camber and wheel placement.  Note that the rear subframe shoud be lowered for the install of these bushings.

Set includes 2-Bushing sets for to replace both rear arms.

includes grease

a shop press is strongly suggested for ease of install. 

Install:

lower rear subframe to get access to the UCA bolts

remove UCA and outer upper ball joint (easier said then done ;) )  I pickle fork is usually the only way given the clerance.

Remove old bushing via any means possible.

Lube new poly bushing and press in first, fill voids and coat the lead in transition.

Press in cylinder shaft second

reinstall the UCA and the rear subframe torquing to factory specs.

You done!