
XYZ Racing Hollow Rear Brake Kit — Mercedes Benz C CLASS W204 C 230 4MATIC (2007-2014)
SKU: XYZ-BRK-BKR-ME-26-B-REAR
- IncludesRear axle pair (2 discs + 2 calipers)
- PositionRear
- Disc Ø330–421 mm
- Caliper pots6 / 8-pot
- Lead time10–15 working days
Fits Mercedes Benz C CLASS W204 C 230 4MATIC (2007-2014)
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Caliper render for this kit:

The W204 C 230 4MATIC carries permanent drive to both axles, and that mass is felt every time the rear brakes are asked to work hard – a long mountain descent, a busy trackday, or repeated heavy stops from speed. The factory rear setup on this C-Class was specified for a refined saloon, not for that kind of sustained thermal load.
This XYZ Racing Hollow Rear Brake Kit for the Mercedes Benz C CLASS W204 C 230 4MATIC addresses the rear axle directly. Supplied as a matched pair of rear calipers and discs, it restores brake balance and gives the back of the car the heat headroom the standard components run short of once the pace climbs.
What this brake kit does for your 2007-2014 Mercedes Benz C CLASS W204 C 230 4MATIC
Fit the kit and the first thing you feel is a firmer, more consistent pedal as temperatures rise – the point where the original rear discs and pads start to go long. Three pad compound choices let you set bite and fade resistance to match how you actually use the car: Street for the daily commute, Sport for fast-road work and the odd track day, and Racing for sustained circuit sessions. The larger rear braking surface, on a two-piece floating disc whose hollow vanes trim rotating mass, takes more of the work, which steadies the car under trail-braking and keeps the 4MATIC’s tail planted as you load the chassis into a corner. Included caliper finishes – red, yellow, gold, black or anodized black at no extra cost – mean the kit reads as deliberate behind the wheels.
About the Hollow rear brake kit
The Hollow rear brake kit is a bolt-on upgrade for the rear axle of the W204, replacing the factory disc and caliper with a larger, more thermally capable assembly built around a two-piece floating disc and a hollow-body caliper. A Hollow Racing caliper upgrade – dust-cover-free, rated to 1000C, with a two-year warranty – is offered for cars that see real circuit time. The defining choice is the pad compound: Street suits road use and light spirited driving, Sport steps up bite and heat tolerance for fast-road work, and Racing is built for the temperatures and repeated heavy braking of circuit use. Included caliper finishes are Red, Yellow, Gold, Black and Anodized Black at no extra cost, with a Custom Color in any Pantone for £150, plus premium polished-forged Titanium, Polished Gold and Polished Silver and candy Teal, Blue, Red and Orange. Discs come drilled or slotted at the same price, with two-tone centre bells in five anodized colours or titanium selectable at checkout. Because it targets the rear specifically, the kit works best alongside a considered front setup, keeping front-to-rear balance where the chassis wants it rather than over-braking one end.
Fitment for the Mercedes Benz C CLASS W204 C 230 4MATIC (2007-2014)
This kit is specified for the Mercedes Benz C CLASS W204 C 230 4MATIC built between 2007 and 2014. It fits the rear axle of the 4MATIC all-wheel-drive variant. Confirm your car is the W204 C 230 4MATIC within that year span before ordering, as rear hardware differs across the C-Class range.
What buyers also search for
- Mercedes Benz C CLASS W204 rear brake upgrade for road and trackday use
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- W204 C-Class rear caliper colour choices in red, yellow, gold, black or custom
- 2007-2014 Mercedes C-Class rear-axle brake balance upgrade
- C 230 4MATIC rear brake kit that holds temperature under repeated heavy stops
Choose your pad compound, caliper finish and disc style for the W204 C 230 4MATIC, and the configurator above will build your kit.
What’s in the kit
Rear axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 330–421 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 6 / 8-pot
- 2×High-stiffness mounting brackets
- 2×Braided stainless steel brake lines
- 4×High-performance brake pads (1 set)
- 1×Fitting hardware & tools pack
Parking brake: Retains your original (OE) handbrake.
Choosing your spec
Every kit is built to order around the choices you make above. Here is what each option actually changes, so you can spec yours with confidence.
Brake pads — Street, Sport or Racing
Every kit ships with a full set of high-performance pads; the compound is your call.
Street is the right default for fast-road driving — a strong, progressive cold bite with low noise, low dust and long disc life. Sport raises the working temperature and adds bite and fade resistance for hard road use and the occasional track day, while still behaving on a cold morning. Racing is a track compound built for sustained abuse: huge fade resistance and bite once heat is in it, at the cost of more noise and dust when cold. Match the pad to how hard you actually use the brakes — there is no benefit to a race pad that never gets up to temperature.
Caliper grade — Hollow vs Hollow Racing
Hollow is the standard caliper on every kit: a hollow-body forged caliper, lighter than a solid one, fitted with a dust cover and backed by a 5-year oil-leak warranty. For most fast-road and spirited track use it is all the caliper you need.
Hollow Racing is the track-grade upgrade. It runs the same hollow body but without a dust cover (so there is nothing to melt at sustained high temperature), uses a twin-metal piston that isolates heat travelling from the disc to the oil seal, and is rated to 1000°C. Available 330–356mm (rear). Warranty is 2 years on oil leaks and 10 years on appearance. Built for professional racing and repeated track days.

Caliper colour & finish
Painted colours (Red, Yellow, Gold, Black, Anodized Black) are included at no cost. Want an exact match to your car? Custom Color (+£150) paints the calipers to any Pantone code you supply (15–20 day lead time).
Polished Forged finishes are the flagship: a forged caliper given a mirror-polished surface treatment that shifts colour with the viewing angle. Beyond the looks, the polished surface dissipates heat better, resists rust and stands up to the weather. Choose Titanium (neochrome, +£350), Polished Gold (+£300) or Polished Silver (+£250). They look their best paired with a titanium centre bell. Care: clean only with a dilute neutral cleaner or water.
Candy colours (+£200) use a deep candy-paint and polishing process for a mirror-reflection, boutique finish — pick Teal, Blue, Red or Orange (shown below right).


Centre bells
The centre bell is the CNC-machined aluminium hat that joins the disc to the hub. The standard anodized centre bell is included. The Two-tone bell (+£200) adds an anodized accent ring — choose Red, Yellow, Orange, Purple or Silver right here at checkout. The Titanium centre bell (+£500) is a forged titanium bell (bolts not included) that finishes off the polished-forged look.

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