Porsche 550 Spyder (1953–1959). A rare, race-bred classic that helped write Porsche’s motorsport story. Shop handbuilt JRZ coilovers built for the Porsche 550 Spyder, custom-valved with adjustment options up to 3-way double-adjustable, from spirited street driving to full race use. As the official U.S. JRZ distributor, we help you choose the right kit and valving and get you set up, shipped fast.