AST Suspension 5200 Series Coilovers - 1988-1991 Porsche 944 3.0 S2 (Type 2)The 5200 Series for the 1988 1991 Porsche 944 3. 0 S2 (Type 2) are 2 way adjustable shock absorbers which are based upon competition 3 way adjustable shock absorbers. The 5200 shock absorbers are adjustable in compression and rebound. The design of the compression adjuster is an evolution of the compression adjuster we provided for the American Grand Am series for the last few years. The 5200 shock absorbers were designed to achieve a quick and easy