Exact Motorsports, Performance Parts, Auto Repair | Milpitas, CA


These front & rear (RCA) lowering blocks' intention are for camber correction, your car has to have coil over 

suspension and 17" wheels or bigger in order to install these camber correction.  The front blocks lower 
your car by approximately 1 inch, so you have to adjust the coil over suspension higher by 1 inch, rear blocks
lower your car by 3/4 inch, so you adjust  the rear coil over higher by 3/4 inch, then your car will have less 
The rear camber kits are adjustable, each kit come with three difference inserts, 1 center insert +2 degree, 
(1 insert off side: you can flip this insert to have minimum or maximum correction +1 1/2 or +3 degree).  
1 insert with both cut off can also flip to have + 1 3/4 or +2 1/2 degree.  Which inserts to used determine 
by how much your car camber.

 Important Note!  You have to align your car immediately after installed these kits, driving                                      without aligning can result in severe tires wear & handling issues!

Instruction to install our RCA for 98-05 Lexus GS.

Install the front RCA to the front lower ball joint like these pictures, then torque the bolts according to the instruction attach with the purchase.

Complete set of rear RCA
3 difference inserts, 5 difference degree camber adjustment.
1st left +1 1/2 degree , 2nd left +1 3/4
center +2,  2nd right +2 1/2,  1st right +3

The insert has to be flush with the hole!
Please note how the block facing when you insert the inserts in the hole!   Choose the inserts that best for your camber.
Assembly the RCA to the rear lower control arm on the car.  
Install & torque the bolts according to the instruction attached with purchase.  Recommended to bring both side toes all the way in before install the rear camber, so it will be easier to adjust them out when doing alignment.