Big Brake Kit
XYZ Racing Hollow Front Brake Kit — Audi TT 4WD 1.8T (8N) (ONLY FOR MODELS WITH TWO-PIECE OE CALIPER) (1998-2006)
SKU: XYZ-BRK-BKF-AU-016-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø330–444 mm
- Caliper pots6 / 8 / 12-pot
- Lead time10–15 working days
Fits Audi TT 4WD 1.8T (8N) (ONLY FOR MODELS WITH TWO-PIECE OE CALIPER) (1998-2006)
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Caliper render for this kit:
The 8N TT’s Haldex quattro system brought genuine traction to the platform, but the PQ34-derived front axle still carries the bulk of the braking load. It is a transverse, front-heavy architecture that places real thermal demand on those forward corners when you are using the car hard. Under repeat deceleration, whether on a fast B-road or a circuit infield section, the factory stoppers on the 1.8T quattro reach their ceiling sooner than the chassis deserves.
The XYZ Racing Hollow Front Big Brake Kit for the Audi TT 4WD 1.8T 8N is built for the 1998-2006 car equipped with the two-piece original-equipment caliper. This is not a detail to overlook: the 8N’s production run included two distinct front brake architectures, and fitment depends on which version sits behind your wheels. It is a single-axle front kit, supplying a matched pair of front calipers and front discs.
What this brake kit does for your 1998-2006 Audi TT 4WD 1.8T (8N)
Larger swept area at the front axle brings the heat management story into focus. The two-piece floating discs add rotor mass, which means slower temperature rise during sustained braking and a more stable pad-to-disc interface under load. The floating construction lets the disc expand evenly with heat rather than coning, holding even pad contact through a hard session, while the reduced rotating mass at the corner sharpens turn-in.
Three pad compounds let you match the kit to how the car actually gets used. Street is the quiet, low-dust road default and sharpens nothing it does not need to; Sport lifts bite and heat range for fast-road driving and occasional track work; Racing is the dedicated circuit compound, built for cars that run sessions where pad temperatures are managed as part of driving. Discs come drilled or slotted at the same price. Caliper finish spans the included painted colours of Red, Yellow, Gold, Black and Anodized Black at no extra cost, Custom Color in any Pantone, and premium polished-forged or candy finishes for owners who want the hardware to be a feature.
About the Hollow Front Big Brake Kit
The Hollow kit sits in XYZ Racing’s core brake upgrade line, designed to give front-axle-dominated platforms a meaningful step up from OE stopping performance. The caliper is hollow-bodied as standard, paring weight from the corner while preserving clamping force, and the hollow-vane discs move heat away from the friction face faster than a solid casting. On a nose-forward quattro like the 8N, lower unsprung mass helps the suspension respond more accurately to surface changes mid-corner.
The three-compound pad programme acknowledges that most 8N TT quattro owners use the car across road and occasional track rather than exclusively one or the other, so compound selection is part of the configuration rather than an afterthought. For serious circuit use, the optional Hollow Racing caliper upgrade runs without a dust cover, is rated to 1000C and carries a two-year warranty. Centre bell upgrades in two-tone anodized colours or titanium are selectable at checkout, and braided lines complete the build. The kit addresses the front axle, where the 8N’s weight distribution concentrates the majority of deceleration work.
Fitment for the Audi TT 4WD 1.8T (8N) (1998-2006)
This kit covers the Audi TT 4WD 1.8T 8N from 1998 to 2006, specifically cars factory-equipped with the two-piece OE front caliper. The 8N platform ran two different front caliper configurations across its production life, and this distinction is a hard requirement: if your car has a single-piece caliper at the front axle, this kit does not apply. Confirm your caliper type before ordering.
What buyers also search for
- Audi TT 8N front brake upgrade for road and track use with pad compound options
- Audi TT 4WD 1.8T big brake kit to manage fade under repeated hard stops
- 8N TT brake caliper colour options for fast-road and circuit builds
- Audi TT quattro front brake kit for 1998-2006 two-piece OE caliper cars
- XYZ Racing Hollow brake kit for 8N TT 4WD with Sport and Racing compound choice
Confirm your caliper type is two-piece, then choose your pad compound, disc style and caliper finish from the options above to build yours.
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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More XYZ products for the Audi TT 4WD 1.8T (8N) (ONLY FOR MODELS WITH TWO-PIECE OE CALIPER) appear here as the rest of the range publishes.