QA1 Mustang II Coil-Over Spring - 2.5/3.5 x 8 600# Steering Components Suspension Fastener Kits 2014-2014 Chevrolet Silverado 1500

2014-2014 Chevrolet Silverado 1500

GM F-Body / X-Body 1967-81

Retro Holley

Low-Profile design

Eliminate Cross Firing

QA1 Mustang II Coil-Over Spring - 2.5/3.5 x 8 600# Steering Components Suspension Fastener Kits 2014-2014 Chevrolet Silverado 1500QA1's Mustang II Pro Coil Kits feature polished and chrome plated springs. They have a 3. 5" upper I. D. and 2. 5" lower I. D., these springs have an 8" free length and are offered in four rates. Made with the highest quality materials, QA1'springs are strong, consistent and have a long life. All QA1'springs come with a lifetime guarantee to remain within 2% of their original free height and rate, so you know you're getting quality springs with QA1.