QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 250 lb. GBASI GT40P heads

GT40P heads

Provides cushion for the knees when accessing cargo in the truck bed

Raised runners

These can be used to trigger or control external devices such as nitrous solenoids

Protects Your Transmission from Contaminants during use or storage

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 250 lb. GBASI GT40P headsPowder 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.