Hypercoils 12" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 325 lb. 4704323-10- XL Designed to allow roll bar

Designed to allow roll bar installation in most vehicles without permanently removing or modifying the rear seat

For most GM mechanical speedometer applications

Wrapping any titanium exhaust pipe

900 in Bore

Hypercoils 12" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 325 lb. 4704323-10- XL Designed to allow roll barUltra High Travel (UHT) Hypercoils are designed specifically for light rate high travel coil over applications (dirt & pavement). UHT designs meet the requirements of soft spring big bar set ups and remain consistent in free length & installed height. The new UHT design features a larger "body bulge" over our standard OBD designs, allowing for additional deflection, rate linearity and resistance to bowing. Currently available in 12", 14", 15" & 16"