
XYZ Racing Hollow Front Brake Kit — Bmw IX1 U11 4WD (2022-2026)
SKU: XYZ-BRK-BKF-BM-093-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø380–444 mm
- Caliper pots8 / 12-pot
- Lead time10–15 working days
Fits Bmw IX1 U11 4WD (2022-2026)
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Caliper render for this kit:

The BMW iX1 U11 4WD tips the scales at over 2,000 kg, and its dual electric motors deliver their combined 494 Nm in one seamless surge with no rev-build delay to soften the blow. Regenerative braking absorbs the majority of everyday deceleration, which means the friction brakes sit cool and relatively dormant for most journeys, until a fast A-road descent or an Alpine hairpin sequence puts sudden, sustained heat through the front axle that the stock setup was never specifically sized to handle.
This XYZ Racing Hollow front brake kit addresses that gap at the front axle. It is a single-axle kit, a matched pair of front calipers and two-piece floating front discs for the left and right corners. Three pad compounds, Street, Sport and Racing, let you match friction characteristics to how the iX1 is actually used, and a wide caliper colour range lets the installation sit cleanly inside the U11’s generous alloy openings.
What this brake kit does for your 2022-2026 Bmw IX1 U11 4WD
The hollow-vane disc carries less rotating and unsprung mass than a conventional solid-cast disc. On a car already managing substantial battery weight through the suspension, reducing what the front axle has to control mid-corner is a genuine dynamic improvement. The more pressing gain on the iX1, though, is thermal: the hollow rotor body routes air through internal vanes more efficiently than a solid face, so the front discs cycle through heat more effectively when repeated hard stops arrive in quick succession, and the two-piece floating construction lets the disc expand without distorting against the bell. Brake balance loads the front axle hardest under heavy deceleration, so it is the right place to add capacity. The Sport compound handles the intermittent high-load inputs typical of spirited road use, while the Racing grade sustains consistent bite across longer, hotter braking events for drivers who take the iX1 to track days, increasingly possible as UK circuits continue to open sessions to electric vehicles. Street keeps the daily commute quiet and low-dust, and ride and refinement on normal roads are unaffected.
About the Hollow Front Brake Kit
XYZ Racing’s Hollow front brake kit takes its name from the hollow-vane disc design that separates it from a straightforward disc replacement. The hollow construction reduces rotor mass where it matters most for steering response and suspension compliance, rotating weight at the wheel end, without cutting the rigidity the rotor needs to resist warp across thermal cycling, and the two-piece floating disc grows cleanly under heat. The caliper body is hollow-cast as standard for stiffness without the weight, and a Hollow Racing caliper, with no dust cover, a 1000C rating and a two-year warranty, is available for serious track use. On the iX1, where friction brakes handle abrupt, high-energy inputs rather than the gradual stops a petrol car sees, rotor integrity under rapid heating and cooling is a specific concern, and this design suits that pattern. Included painted caliper colours are Red, Yellow, Gold, Black and Anodized Black at no extra cost, with a Custom Color in any Pantone for £150 and premium polished-forged Titanium, Polished Gold and Polished Silver plus candy Teal, Blue, Red and Orange. Discs come drilled or slotted at the same price, and centre bells can be two-tone anodized in five colours or titanium. Pad compound, disc style and caliper colour are chosen when you order.
Fitment for the Bmw IX1 U11 4WD (2022-2026)
This front brake kit is developed for the BMW iX1 in U11 generation, xDrive 4WD specification, covering model years 2022 to 2026. Confirm your build date and drivetrain variant before ordering, as the front caliper mounting and hub geometry on the 4WD platform differs from FWD U11 derivatives, and fitment is specific to this chassis.
What buyers also search for
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- BMW iX1 2022-2026 front caliper and rotor upgrade in red, yellow, gold, black or anodized black finish
- XYZ Racing hollow-vane disc brake kit for BMW iX1 U11 4WD with reduced rotating unsprung mass
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Set your pad compound, disc style and caliper colour from the options above when you order.
What’s in the kit
Front axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 380–444 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 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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