QA-1 R-Series Front Coil-Over Conversion - 150lb Springs (05-14 All)

"R" Series. If you are looking for better 60ft times and better control on the track look no further than QA1’s “R” Series Mustang Coil-Over Conversion Kit, this kit is perfect for drag racing applications.

Adjustable. Built specifically for drag racing with 18 valving options of rebound adjustment and a firm compression, these QA1 “R” Series Mustang Pro Coil System gives you the control you need on the track.

Superior Construction. Constructed in the USA from lightweight steel for durability, this QA1 Adjustable Front Coil Over Kit features (2) high performance "R" series Struts and (2) specially designed 150lb rate coil over Springs.

Bolt-on Design. QA-1 designed their Mustang Front Coil-Over Kit to be an easy, bolt-on conversion with abouslutley no cutting or welding required for installation.

Re-buildable and Re-valveable. These QA1 "R" series front struts are re-buildable and re-valveable by either the QA1 Factory or a QA1 authorized service center.

Required Upgrade. This QA-1 R-Series Front Coil-Over Conversion Kit requires the use of QA1 Caster Camber Plates part# CC105MU for correct installation. See drop down option above.

Application. This QA-1 R-Series Front Coil-Over Conversion Kit is designed for use on all 2005 to 2014 Ford Mustangs, including the V6, GT, Bullitt and Shelby GT500 models.