You may also like. Air Suspension Shock Spring Bag Assembly for Firestone Contitech FD 200-19 319. Air Suspension Spring Bag Assembly for Firestone Contitech Goodyear W013586890. Made of high quality material, improve the safety factor while driving. Shock Absorber Type: Gas Pressure. Contitech FD 200-19 319. 2x Air Suspension Spring Assembly. Please check the picture or OEM number before placing an order, thanks. If you are not sure whether it is suitable for your car model, you can provide us your car VIN(Vehicle Identification Number), we will check OK for you. Please make sure your address and contact information is accurate and correct. Thank you for your understanding. Our company engaged in auto parts. Our products include air strut, air spring, compressor pump, air suspension repair kits and so on. We only offer the highest quality parts and accessories available. Improve the safety factor while driving. Feedback is important for our new store, hope that you can always give us the five start feedback. If you have any question, please feel free to contact with us to solve it first. Your understanding will be highly appreciated.