2005–2014 Ford Mustang R1-Redline Rear Disc Brake Kit with DS Rotors – Red – A550-21R-DS
SKU- A550-21R-DS
Regular price $1,835.00Upgrade the rear brakes on your 2005–2014 Ford Mustang with an SSBC-USA R1-Redline rear disc brake kit. This direct-fit package pairs billet aluminum rear calipers in a red finish with matched dimple-drilled and slotted rear rotors for stronger street performance, improved brake balance, and a clean custom appearance.
Key Features
- R1-Redline billet aluminum rear calipers, red finish
- Matched dimple-drilled and slotted rear rotors
- Fixed-caliper design
- Direct-fit for compatible 2005–2014 Ford Mustang applications
- SSBC-USA part number A550-21R-DS
- SSBC-USA calipers are 100% Made in the USA
Why Upgrade
- Improved rear braking response for stronger street stopping confidence
- Better front-to-rear brake balance during spirited driving
- Improved heat management and brake consistency during repeated stops
What's Included
- Left and right R1-Redline billet aluminum rear calipers, red finish
- Matched dimple-drilled and slotted rear rotors
Vehicle Fitment
Fits select 2005–2014 Ford Mustang rear applications. Verify axle configuration, parking-brake compatibility, wheel clearance, and rotor compatibility before ordering.
✔ Fitment Confidence: Not sure about your axle configuration, wheel clearance, or rotor compatibility? Call our tech team at (716) 775-6700 before ordering so we can help confirm the correct application.
🚚 Shipping: This item is configured to order at our Elma, NY facility — production and configuration typically take 5–10 business days. Supply constraints can occasionally cause temporary delays beyond this window. Need an update on your order? Contact us at (716) 775-6700 or orders@ssbc-usa.com with your order number and we'll get you an answer right away. Your exact shipping cost is calculated at checkout based on your address.
Frequently Asked Questions
How do I confirm this brake kit fits my vehicle?
Review the fitment details and Fitment Confidence section above. Model year, drivetrain, axle or hub configuration, rotor dimensions, parking-brake style, and wheel clearance can affect fitment. If any part of your setup is uncertain, call the SSBC-USA technical team at (716) 775-6700 before ordering.
What is included with this kit?
Use the Product Details, Key Features, or What's Included information above for the exact components supplied with this part number. Package contents vary by application and configuration.
Should wheel clearance be checked before ordering?
Yes. Brake-kit clearance depends on the specific wheel diameter, spoke profile, and offset. Confirm the clearance requirements for your application before ordering.
How long does this product take to ship?
This product is configured to order at the SSBC-USA facility in Elma, New York. Production and configuration typically take 5–10 business days, although temporary supply constraints can occasionally extend that timeframe.
