
XYZ Racing Hollow Front Brake Kit — Mercedes Benz C CLASS W204 C 300 4MATIC (2007-2014)
SKU: XYZ-BRK-BKF-ME-27-C-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø330–444 mm
- Caliper pots6 / 8 / 12-pot
- Lead time10–15 working days
Fits Mercedes Benz C CLASS W204 C 300 4MATIC (2007-2014)
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Caliper render for this kit:

The W204 C300 4MATIC sits in a particular position in the C-Class range: V6 performance paired with a permanent all-wheel-drive system that adds meaningful kerb mass over the rear-wheel-drive equivalent. That extra weight is felt most acutely at the front axle under hard braking, where the factory setup, adequate for road use, starts to demonstrate its limits when the car is pushed into sustained deceleration. Heat builds sooner, pedal feel softens, and the gap between what the drivetrain enables and what the stopping hardware can match becomes apparent.
Fitting this XYZ Racing front big brake kit addresses precisely that gap in the C300 4MATIC’s capability envelope. It is a front-axle kit, a matched pair of left and right calipers and two-piece floating discs. Three pad compounds, Street, Sport and Racing, allow the hardware to serve across different use cases from a single installation.
What this brake kit does for your 2007-2014 Mercedes Benz C CLASS W204 C 300 4MATIC
The step up to a big brake kit on the C300 4MATIC brings meaningfully increased thermal mass to the front braking system; more rotor material means more capacity to absorb energy before temperatures climb into fade territory. The hollow-vane construction of the discs adds heat management beyond size alone, drawing heat from the swept face through the rotor’s internal geometry rather than relying solely on airflow across the disc face. Reduced rotating and unsprung mass quickens response, and the two-piece floating construction lets the rotor expand without distorting. For a car where the 4MATIC system is both adding weight and distributing torque across all four wheels, the front brakes are consistently working hard, and the kit gives them more capacity to do so. Braided lines firm the pedal in place of swelling rubber hoses.
About the Hollow Front Big Brake Kit
This XYZ Racing front big brake kit takes its name from the disc construction, an internal hollow-vane geometry designed to improve heat dissipation relative to a conventional disc of similar dimensions, paired with a hollow-bodied caliper as standard. The front kit pairs these discs with three pad compounds: Street, the quiet, low-dust compound suited to road-biased driving; Sport, for owners who want improved friction performance and heat range while retaining everyday usability; and Racing, for track applications where sustained high-temperature capability is the priority. Discs come drilled or slotted at the same price, and an optional Hollow Racing caliper upgrade for serious track work drops the dust cover, is rated to 1000C and carries a two-year warranty. The kit brings a genuine step in braking performance to a chassis where the standard equipment was never sized for the upper end of the car’s capability.
Caliper finish is selectable when you order. Five painted colours are included at no extra cost: Red, Yellow, Gold, Black and Anodized Black. A Custom Color in any Pantone is £150, with premium polished-forged finishes in Titanium, Polished Gold and Polished Silver, plus candy finishes in Teal, Blue, Red and Orange. Two-tone centre bells in five anodized colours, or titanium, are selectable at checkout.
Fitment for the Mercedes Benz C CLASS W204 C 300 4MATIC (2007-2014)
This front kit is confirmed for the Mercedes Benz C Class in W204 body code, C300 4MATIC specification, covering the full production run from 2007 to 2014. The 4MATIC front axle layout is accounted for in the fitment specification. If running aftermarket wheels, confirm inner clearance against the increased rotor and caliper dimensions before ordering.
What buyers also search for
- Mercedes Benz C300 4MATIC front brake upgrade for track day and fast road use
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- Mercedes W204 C300 front brake fade solution for repeated hard braking
- C300 4MATIC coloured caliper upgrade with performance hollow-vane rotor kit
Select your pad compound, disc style and caliper finish when you order to suit the specific demands of the W204.
What’s in the kit
Front axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 330–444 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 6 / 8 / 12-pot
- 2×High-stiffness mounting brackets
- 2×Braided stainless steel brake lines
- 4×High-performance brake pads (1 set)
- 1×Fitting hardware & tools pack
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 286–380mm (front). 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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