Integra Rear Coil Spring - 5.0" O.D. x 11" Tall - 175 lb. 919080 Made of Energy's Hyper-Flex(TM) performance

Made of Energy's Hyper-Flex(TM) performance polyurethane to add both performance and durability

1985-2003 Buick Century

Heavy-duty switch mounts in a 3/4" hole in a panel up to 1/4" thick and include a decal to indicate on/off position

100% clamp load tested and dynamically computer balanced for smooth high RPM reliability

(3) 10 AN O-Ring Ports

Integra Rear Coil Spring - 5.0" O.D. x 11" Tall - 175 lb. 919080 Made of Energy's Hyper-Flex(TM) performanceFrom durability tested premium wire materials to specifically designed procedures which guarantee precision manufacturing. Integra Springs provide you a well engineered durable spring that ensures your springs will be there before and after the race. Integra coils are guaranteed to remain within 2% of original free height for as long as you own them. Features: Black powder coated Rate etched into end of spring Integra coils are guaranteed to remain 2%