QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 750 lbs/in Rate, 10" Length - 1971-1987 Pontiac Bonneville FX50S Front spring rate is 16K

Front spring rate is 16K (160 N/mm) and rear is 16K (160 N/mm)

2009 Ford E-450 Super Duty

0 Kg/mm Spring Length - Front 170mm Spring Length - Rear 150mm Upper Mount - Front Spherical bearing Upper Mount - Rear Stock Ride Height Range - Front -31mm (0mm to -81mm) Ride Height Range - Rear -31mm (-12mm to -94mm) Warranty 2-year / 40

1990 BMW 3 Series 318i Coupe/Sedan (E36)

2012 Scion XB

QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 750 lbs/in Rate, 10" Length - 1971-1987 Pontiac Bonneville FX50S Front spring rate is 16KAvailable in 7", 9", 10", 12", 14" and 16" lengths, QA1 offers an assortment of High Travel Springs for the 1971 1987 Pontiac Bonneville with a silver powder coated finish. Made in the USA, these 2" I. D. High Travel Springs are manufactured from specially designed high tensile, chrome silicon alloy spring wire, which allows them to have fewer coils and a smaller wire diameter. As a result, these springs are lighter and have increased travel due to