Power Stop
PowerStop Power Stop 03-04 Ford Mustang Front Left Autospecialty Caliper w/Bracket L4839
PowerStop Power Stop 03-04 Ford Mustang Front Left Autospecialty Caliper w/Bracket L4839
Part number: 1UUFL
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Listed for: Ford MustangFitment notes & questions
PowerStop from Power Stop, listed for 2003–2004 Ford Mustang. Brakes turn speed into heat. Pads, rotors and calipers work together, so their condition matters as a set.
Quick facts
- Brand: Power Stop
- Part type: Brake part
- Listed for: 2003–2004 Ford Mustang
- Position: Front Left
Listed fitment
- 2003 Ford Mustang Equipado, SVT Cobra 10th Anniversary
- 2004 Ford Mustang GT Equipado, GT Base
- 2003 - 2004 Ford Mustang Mach 1, Base, SVT Cobra, GT
Tip: Bed in new pads and rotors following the brand instructions, and bleed the brakes if the system was opened.

About this brake part for the Ford Mustang
Brake parts are usually replaced per axle, left and right together, so the car stops straight.
Fitment notes
- Listed for: Ford Mustang.
- Model years: 03-04. If your year sits at the edge of the range, check the details above.
- Specs, lead time and warranty come from Power Stop and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentParts that usually go with it
- Brake fluid. Old fluid absorbs water; flush it when you do a brake job.
- Hardware. Clips and pins wear with the pads.
More for your car: Brake Calipers · Ford Parts · Brakes
Questions about Ford Mustang brake part
Will this fit my Ford Mustang?
Should I replace both sides?
Do I need new rotors with new pads?
Where do specs and warranty details come from?
Questions & answers
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