The QA1 Stocker Star Series front shock brings stock mount aluminum performance to classic Ford and Mercury models including the Mustang, Fairlane, Falcon, Torino, Comet, Cougar and Cyclone. This smooth body shock uses single adjustable valving for a controlled upgrade over the factory front unit, with a collapsed length of 9.25in and an extended length of 14.125in. Each shock is machined from lightweight billet aluminum, is 100 percent dyno tested and serialized, and stays serviceable and rebuildable through QA1 or a QA1 authorized service center. It is a bolt-in fit that works with the factory suspension, needs no cutting or welding, is made in the USA, and carries a limited lifetime warranty.
Specifications:
- Position: Front shock absorber
- Single adjustable valving
- Collapsed length: 9.25in
- Extended length: 14.125in
- Smooth body, stock mount design (non-coil-over)
- Lightweight billet aluminum construction
- 100 percent dyno tested and serialized
- Rebuildable and serviceable by QA1 or a QA1 authorized service center
- Bolt-in installation, no cutting or welding
- Made in the USA
- Limited lifetime warranty
- Part number: TS503
Vehicle Applications:
- 1966 Ford Fairlane
- 1967 Ford Fairlane
- 1968 Ford Fairlane
- 1969 Ford Fairlane
- 1970 Ford Fairlane
- 1960 Ford Falcon
- 1961 Ford Falcon
- 1962 Ford Falcon
- 1963 Ford Falcon
- 1964 Ford Falcon
- 1965 Ford Falcon
- 1966 Ford Falcon
- 1967 Ford Falcon
- 1968 Ford Falcon
- 1969 Ford Falcon
- 1970 Ford Falcon
- 1968 Ford Torino
- 1969 Ford Torino
- 1970 Ford Torino
- 1971 Ford Torino
- 1960 Mercury Comet
- 1961 Mercury Comet
- 1962 Mercury Comet
- 1963 Mercury Comet
- 1964 Mercury Comet
- 1965 Mercury Comet
- 1966 Mercury Comet
- 1967 Mercury Comet
- 1968 Mercury Comet
- 1969 Mercury Comet
- 1968 Mercury Cyclone
- 1969 Mercury Cyclone
- 1970 Mercury Cyclone
- 1971 Mercury Cyclone
FAQ
Is the QA1 Stocker Star Series front shock a bolt-in fit?
Yes. This shock mounts in the factory front shock locations on 1964-1973 Mustang & Ford/Mercury applications and installs with no cutting or welding.
Is this a coil-over shock?
No. It is a stock mount, non-coil-over smooth body shock that works with the factory springs.
What type of valving does the TS503 shock use?
It uses single adjustable valving, which sets the level of ride and handling control for this front shock.
Can the shock be rebuilt or serviced?
Yes. The shock is 100 percent dyno tested and serialized and can be rebuilt and serviced by QA1 or a QA1 authorized service center.

