QA1 Front Coil-Overs Pro Double Adjustable With Springs For Use With 2003-2011 Crown Victoria Suspension System F-100

CJ's Part Number:
MD43109-V

Highlights

  • Fully Threaded Shock Body
  • Valving Control
  • Double Adjustable Ride Height
  • Made in the USA
From
$877.99

QA1 Pro Double Adjustable Front Coil-Overs with Springs for Custom F-100s with 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 and 2011 Crown Victoria Front Crossmembers and Front Suspension Systems.

QA1 is proud to offer fully adjustable ride height and valving control for Custom F-100s with 2003-2011 Crown Victoria Front Crossmembers and Front Suspension Systems. With these Pro Double Adjustable Front Coil-Overs, you can select from several spring rate options to best suit your driving style and then simply adjust the valving accordingly. 

Whether you're looking to meet the needs of casual street driving or hardcore race applications, QA1 has the solution for you. Thanks to a variety of spring rate options, their systems have been successfully tested and used in drag racing, street performance, autocross, road racing and street rod applications.

Features and Benefits:
- Fully Threaded Shock Body
- Fully Double Adjustable Ride Height
- Lightweight, High-Travel Springs with Fewer Coils 
- Billet Aluminum Coil-Over Shocks
- Bolt-In Installation
- Available with 450lbs, 550lbs and 650lbs Spring Rate Options
- 100% Dyno Tested and Serialized Serviceable

With a fully threaded body, the QA1 shocks allow you to achieve the perfect stance by adjusting ride height. You can also fine-tune the weight balance for exceptional handling. The American-made springs feature fewer coils and a smaller wire diameter, which results in increased travel due to increased distance between coils. They help to optimize suspension performance by reducing unsprung weight and reacting faster. 

The Pro Double Adjustable Front Coil-Overs are proudly made in the USA to meet your standards of excellence. They have been 100% Dyno tested and serialized serviceable and rebuildable by QA1 authorized service centers. 

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,
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