Keep your brakes working as a complete system with the Carlson Disc Brake Hardware Kit (MPN 13433). It's a direct-fit replacement for a wide range of BMW and Mercedes-Benz models — including the 2007-2013 BMW 335I, 2008-2013 BMW M3, 2011-2016 BMW Z4, 2006-2010 BMW 550I, and 2008-2013 Mercedes-Benz S63 AMG — and is cataloged for both FRONT and REAR positions. See the Buyer's Guide tab for the full list of 34 applications.
This kit supplies fresh caliper support springs that help locate the disc brake pads and keep them properly seated in the caliper. New hardware helps the pads move freely and stay square to the rotor, which can address noise and uneven pad wear when worn or corroded hardware is the cause.
- Material: stainless steel with a zinc finish.
- Includes: two caliper support springs (Spring-Caliper Support, qty 2). Dust boots are not included.
- OE-quality: matches Original Equipment quality specifications for exact fitment.
- Quieter operation: designed to help deliver smoother, quieter braking and reduce premature pad wear.
Country of origin: China. One kit per application.
Interchange: H16097A · FH13433 · 83550A · H15920A · 13433A
Manufacturer part number 13433.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What's included in this hardware kit?
It includes two caliper support springs (Spring-Caliper Support, qty 2) in stainless steel with a zinc finish. Dust boots are not included.
Does this kit fit the front or rear brakes?
It's cataloged for both FRONT and REAR positions on the listed applications. Confirm your vehicle in the Buyer's Guide tab.
Which vehicles does this fit?
It fits 34 BMW and Mercedes-Benz applications, such as the 2007-2013 BMW 335I, 2008-2013 BMW M3, and 2008-2013 Mercedes-Benz S63 AMG. See the Buyer's Guide tab for the full list.
What part numbers does this kit replace?
It interchanges with H16097A, FH13433, 83550A, H15920A, and 13433A.
Should I replace the hardware when I install new pads?
It's good practice to fit fresh hardware with new pads, since worn or corroded springs can cause noise and uneven wear if they're the cause.
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