
XYZ Racing Hollow Front Brake Kit — Mercedes Benz C CLASS W203 C 320 (2000-2007)
SKU: XYZ-BRK-BKF-ME-022-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 W203 C 320 (2000-2007)
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Caliper render for this kit:

The W203 C 320’s M112 3.2-litre V6 gives the car more performance than the standard braking setup was sized to manage under sustained pressure. On the road it is fine. Take it through a committed B-road section or a track morning, and the limits of the stock front end become tangible; brake feel softens as heat accumulates, and confidence under hard repeated stops is the first thing to go. This XYZ Racing front big brake kit addresses the front axle directly, bringing stopping power into better alignment with what the engine produces and what the rear-wheel-drive chassis can actually exploit.
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, cover the W203’s real range of uses without requiring a full pad change every time the driving changes, and the caliper finish options let the upgrade look considered rather than purely functional.
What this brake kit does for your 2000-2007 Mercedes Benz C CLASS W203 C 320
The hollow-vane disc construction draws air through the rotor more aggressively than a conventional ventilated setup, keeping temperatures lower across repeated hard applications. On the front axle of a rear-wheel-drive C 320, where forward weight transfer under threshold braking loads the front discs heaviest, that thermal management is the difference between consistent pedal response and the progressive fade the standard parts will eventually deliver on a hot lap or a sustained descent. Reduced rotating and unsprung mass sharpens response, and the two-piece floating disc lets the rotor expand cleanly without distorting against its bell. The Sport compound sits comfortably in daily use yet responds well under a harder press; the Racing compound is there when the car is genuinely being driven at its limits. Braided lines firm the pedal in place of swelling rubber hoses.
About the Big Brake Kit
This XYZ Racing front big brake kit is built around a hollow-vane disc that increases airflow through the rotor under load and extends the temperature range before fade sets in. The caliper is hollow-bodied as standard. Three pad compounds are supplied at the point of order: Street is the quiet, low-dust compound for everyday road driving, Sport blends daily comfort with noticeably sharper bite and a higher heat range for fast road and occasional track, and Racing holds its character through sustained high-load use where disc and pad must stay consistent across a session. Discs come drilled or slotted at the same price, and an optional Hollow Racing caliper upgrade for serious track use drops the dust cover, is rated to 1000C and carries a two-year warranty. The kit is engineered for direct front-axle installation on the W203 platform with no proprietary adapters or non-standard machining required.
Caliper finish is chosen 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 W203 C 320 (2000-2007)
This front brake kit fits the Mercedes Benz C Class W203 in C 320 specification across the full production run from 2000 to 2007. It covers the front axle only; the rear braking system is not part of this kit. Confirm your chassis code is W203 before ordering, particularly if the build date falls near either end of the production window where model-change overlaps can occur.
What buyers also search for
- Mercedes Benz C Class W203 front brake upgrade for spirited road and track use
- W203 C 320 big brake kit with selectable pad compounds for mixed driving
- Mercedes C Class hollow-vane disc front set covering the 2000-2007 generation
- XYZ Racing brake kit for W203 with caliper colour choice
- Mercedes Benz C 320 front axle brake upgrade for repeated hard braking
Choose your pad compound, disc style and caliper finish when you order to complete your kit.
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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