QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 175 lb. 20-OTL-NB-5XL moderate or aggressive tones and

moderate or aggressive tones and sound levels

6 ft 10 in Bed

595 in Bolt Centers

Contact reduction grooves

it can be outfitted with any combination of electronics

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 175 lb. 20-OTL-NB-5XL moderate or aggressive tones andPowder 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.