Automatic Spring supports the service clutch, transmission and valve spring markets with products that include damper and transmission springs (manual and ICC), engine valve springs (OEM and high performance) high precision (light to medium compression springs), fuel injection springs and return springs. In the transmission market, ASC produces springs for automatic transmissions. Another focus product is precision fuel injector springs for diesel engines. Automatic Spring engineers are involved in the entire production process, from design and prototype through reliability testing and final production. Testing procedures include failure analysis, linear fatigue testing, wet and dry torque clutch testing and engine valve spring testing.

Lewis Spring & Mfg Company is a World Class high volume Supplier and Manufacturer of custom precision springs, wire forms, rings, and light metal stampings for OEMs & suppliers of any industry. We aim for 2 things here - To deliver top quality parts with zero defects to you on time, and to be your one stop need for all things spring, ring, metal stampings and wire form related (with as little hassle as possible). Services include extra in-house quality measuring & gauge making, 100% load testing, No-Tangle packaging, squeak-free coatings, small assembly services, engineering design evaluation and advice, scheduled purchase planning, and more! As part of our full service philosophy, we have accumulated the equipment, expertise, and relations over our 70+ years to provide you all sorts of material types, coatings, finishes, secondaries, inspections, and anything else a spring could need. So visit our website! Call or email for a free, non obligatory quote today! IATF:16949 certified for Automotive Quality