Part Number HX-131 having (CAGE Code 86403) and FSC 5360 Coil, Flat, Leaf, and Wire Springs in stock with ready to ship. Get an instant quote for HX-131 Spring Helical Extension by Chrysler Corp Service And Parts. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.