The 8983 remote or piggyback double adjustable shock is the best shock for the money for the amateur racer or track day rider. The 8983 has a remote compression adjuster that gives the user 25 clicks of compression adjustably, as well as 25-40 clicks of rebound adjustability, depending on adjuster option. This allows you to fine tune your suspension for any variable. Large knobs are easily accessible by hand or using standard wrenches. This makes making adjustments on the fly quick and easy.
There are a number of options you can choose from. Length is most critical, you can choose to have your shock height adjustable from OEM length in the following ways:
The Penske Advantage