QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 14" Tall - 95 lb. Koolmat 1957-1974 Pontiac Catalina

1957-1974 Pontiac Catalina

Made from Aircraft 4130 Chromoly Tubing and Jig Fixture Welded for the truest and strongest Jacobs Ladders on the market today

Created from a high-silicon aluminum alloy

Manufactured from lightweight

10 in width and 5x115 mm lug pattern

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 14" Tall - 95 lb. Koolmat 1957-1974 Pontiac CatalinaPowder Coated, Chrome Appearing Silicon Manganese SteelAll QA1 springs are manufactured using the highest quality chrome silicone. This material offers high strength, consistency and longer life. Cold Wound Heat Treated Shot PeenedAll QA1 springs go through intensive manufacturing processes to ensure consistency, accuracy and durability. Squared EndsAll QA1 springs are ground at both ends to ensure straight, consistent and accurate operation.