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Big Brake Kit

XYZ Racing Hollow Front Brake Kit — Mercedes Benz A CLASS W176 A45 4WD (2013-2018)

SKU: XYZ-BRK-BKF-ME-075-FRONT

  • IncludesFront axle pair (2 discs + 2 calipers)
  • PositionFront
  • Disc Ø356–444 mm
  • Caliper pots6 / 8 / 12-pot
  • Lead time10–15 working days

Fits Mercedes Benz A CLASS W176 A45 4WD (2013-2018)

Brake pad compound

Street: quiet, low-dust, strong cold bite for road driving. Sport: higher temperature range and more bite for fast road and occasional track. Racing: maximum fade resistance for sustained track use (noisier and dustier cold). Match the pad to how hard you actually brake.

Disc size

Caliper grade

Hollow is the standard caliper: a lighter hollow-body forged caliper with a dust cover and a 5-year warranty. Hollow Racing drops the dust cover for sustained high-temperature use (rated to 1000°C, 2-year warranty) — the track-grade choice.

Caliper colour

Painted colours are included. Polished-forged finishes are mirror-polished forged calipers (Titanium, Gold, Silver); candy colours are a deep, mirror-reflection paint. Both are premium upgrades — fuller detail further down the page.

Painted — includedTell us the exact Pantone (PMS) code you want the calipers painted.Polished forgedCandy
Disc style

Drilled discs (cross-drilled holes) vent gas and water and look aggressive; slotted discs (surface grooves) wipe the pad face clean and resist fade under sustained hard use. Same price — choose on looks or how you drive.

Centre bell

The centre bell is the CNC-machined aluminium hat that joins the disc to the hub. Standard anodized is included; a two-tone bell adds an anodized accent ring in your choice of colour; titanium is the lightest, forged option.

Carbon-ceramic rotor

Carbon-ceramic rotors are a special-order track upgrade: far lighter than steel, fade-resistant at extreme temperatures and extremely long-lived. The price follows the disc size you choose above. The standard two-piece steel rotor is included.

Configured price£2,200.00Inc. VAT

Lead time: 10–15 working days from payment


£2,200.00

Made to order. Full payment is taken at checkout. Production begins once payment is confirmed.

Pay by card, Apple Pay, Google Pay — or Klarna on eligible orders.

Caliper render for this kit:

XYZ Racing Hollow Front Brake Kit — Mercedes Benz A CLASS W176 A45 4WD (2013-2018) — 356 mm
356 mm

The W176 A45 AMG carries a kerb weight that comfortably exceeds 1,500 kg, significant for a fast hatchback, and the front-biased 4MATIC drivetrain loads the front axle further under hard deceleration. On public roads that demand stays manageable; on a circuit, the standard AMG brake hardware starts to trade fade resistance for repeated sharp stops, and the pedal tells you when it has happened.

The XYZ Racing front brake kit addresses that directly for W176 A45 owners who use the car in anger. A matched pair of forged front calipers and two-piece floating discs, with three pad compounds, Street, Sport, and Racing, configure the kit to the actual deployment, and painted caliper colours acknowledge that the A45’s open AMG wheel design puts the caliper in full view on every set of alloys.

What this brake kit does for your 2013-2018 Mercedes Benz A Class W176 A45 4WD

The forged caliper and two-piece floating discs reduce rotating and unsprung mass on the front axle, directly relevant on the W176 platform, where the transverse engine layout concentrates weight over the front wheels and the 4MATIC system simultaneously asks those same wheels to steer and provide traction. Less mass at the wheel gives the front suspension more freedom to track camber changes and kerbing, translating to more consistent steering response under braking. Thermal capacity is the second major gain: the floating ring expands on its alloy bell as it heats, controlling coning and judder, and the disc sustains pedal feel through extended high-load sessions. Stepping up to the Racing compound pushes the friction material’s operating window higher still, matching brake performance to the demands that the A45’s 360-plus bhp and AWD traction put on a front axle, while braided lines firm the pedal under load.

About the Hollow Front Brake Kit

This series applies a forged hollow-body caliper, the standard baseline, to a matched front-axle brake kit, with two-piece floating discs that reduce rotating mass while retaining the structural integrity needed to absorb the deceleration loads of a car in the A45’s weight and power class. For repeated high-speed lapping there is an optional Hollow Racing upgrade, with the dust cover removed, a 1000C rating, and a two-year warranty. Pad selection spans three compounds: Street is the quiet, low-dust default for road use and general spirited driving; Sport increases initial bite and sustained response for faster roads without the heat demands of a full circuit session; Racing runs hotter and harder, built for repeated high-speed stops without the friction material losing consistency across a day’s lapping. Caliper colour, no-cost in Red, Yellow, Gold, Black, and Anodized Black, with a custom Pantone match for £150, premium polished-forged finishes in Titanium, Polished Gold, and Polished Silver, and candy finishes in Teal, Blue, Red, and Orange, is specified when you order, covering the full range of A45 colour schemes and wheel finishes. Discs come drilled or slotted at the same price, and centre bells can be specified two-tone or titanium.

Fitment for the Mercedes Benz A Class W176 A45 4WD (2013-2018)

This kit covers the W176 A Class in A45 AMG 4WD specification across the complete production run from 2013 to 2018, taking in both pre-facelift and post-facelift builds. The chassis code is stamped on the VIN plate in the driver’s door jamb; W176 confirms correct application for this brake kit.

What buyers also search for

  • Mercedes Benz A45 W176 big brake kit for road and circuit use
  • W176 A45 AMG front brake upgrade with selectable pad compounds
  • Mercedes Benz A Class W176 front brake kit with Racing compound option
  • XYZ Racing two-piece floating disc kit for Mercedes Benz A45 4WD
  • W176 A45 AMG front brake fade solution for track-day sessions

Select your pad compound, disc style, and caliper colour from the options above, then build yours to spec.

What’s in the kit

Front axle kit — supplied as a complete bolt-on assembly.

  • Two-piece floating discs — 356–444 mm: you pick the exact diameter with the "Disc size" option
  • Lightweight aluminium centre bells
  • Forged aluminium calipers — 6 / 8 / 12-pot
  • High-stiffness mounting brackets
  • Braided stainless steel brake lines
  • High-performance brake pads (1 set)
  • 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.

Hollow Racing caliper

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).

Polished forged caliper finishes
Candy caliper colours

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.

Two-tone anodized centre bells
Same car

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