
XYZ Racing Hollow Front Brake Kit — Mercedes Benz GLK X204 (2008-2015)
SKU: XYZ-BRK-BKF-ME-073-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 GLK X204 (2008-2015)
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Caliper render for this kit:

The GLK X204 was built on the W204 C-Class floorplan, a decision that gave it genuinely composed handling for a compact SUV, but it added around 200 kg over its C-Class saloon counterpart, a mass the front brakes carry across every hard stop. That weight differential, combined with the raised centre of gravity from the SUV body, pushes the factory front braking system toward its thermal limits well before the equivalent saloon would register any stress.
The XYZ Racing front big brake kit for the Mercedes Benz GLK X204 addresses the front axle’s thermal load directly. Supplied as a matched left-and-right pair of front calipers and discs, it pairs a hollow-vane two-piece floating rotor with a choice of pad compound, giving the brakes the time to recover between repeated hard stops that the standard hardware cannot.
What this brake kit does for your 2008-2015 Mercedes Benz GLK X204
The X204’s W204-derived front suspension geometry handles braking loads well for an SUV, but the platform was not designed with the GLK’s kerb weight in mind, especially on the heavier 4MATIC variants where the drivetrain adds further front-axle mass. The enlarged two-piece floating disc increases swept area while the floating bell lets the friction ring expand cleanly under heat, and the hollow-vane construction draws air through the disc face to keep temperatures in range. Reduced rotating and unsprung mass at the front sharpens turn-in and keeps the pedal firm across a fast B-road or a full track session.
The three pad compounds mean the kit is not locked into one operating window. Street is the quiet, low-dust road default that suits light mixed-road use. Sport carries more bite and a wider heat range for sustained spirited driving without the fade risk of an OEM compound at elevated temperatures. Racing is the track compound, built for the high heat cycles that come with aggressive braking zones. Disc faces are available drilled or slotted at the same price, so you pick the look that suits the build.
About the Front Brake Kit
The calipers are hollow-bodied as standard, light and stiff to resist flex under load, with an optional Hollow Racing upgrade for hard track use that removes the dust cover, is rated to 1000C, and is backed by a two-year warranty. Two-tone anodized centre bells in five colours or a titanium bell can be specified at checkout, and braided lines keep pedal feel firm by removing the swell of rubber hoses under pressure.
Included painted caliper colours are Red, Yellow, Gold, Black, and Anodized Black at no extra cost, with a Custom Color in any Pantone available for an additional 150 pounds. Premium polished-forged finishes (Titanium, Polished Gold, Polished Silver) and candy finishes (Candy Teal, Candy Blue, Candy Red, Candy Orange) complete the choice, so the front-axle installation can be dressed however the owner prefers.
Fitment for the Mercedes Benz GLK X204 (2008-2015)
This front brake kit is built specifically for the Mercedes Benz GLK X204, covering the full production span from 2008 to 2015 and supplied as a left-and-right front pair. The X204’s front brake geometry shares its origins with the W204 C-Class platform; confirm your exact variant and original brake specification against XYZ Racing’s fitment data before ordering to ensure caliper-to-hub compatibility.
What buyers also search for
- Mercedes Benz GLK X204 front brake upgrade for improved fade resistance on road and track
- GLK 350 big brake kit sized for the SUV’s additional front-axle weight under hard braking
- Mercedes GLK X204 brake kit with Street, Sport, and Racing pad compound options
- X204 two-piece floating disc brake kit reducing thermal build-up on a W204-platform SUV
- Mercedes Benz GLK X204 front caliper colour options for a custom brake finish
Choose your pad compound, caliper colour, and disc style when you order to complete your GLK X204 front brake 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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