
XYZ Racing Hollow Front Brake Kit — Jaguar XJ-L (X351) (2010-2019)
SKU: XYZ-BRK-BKF-JA-006-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø380–444 mm
- Caliper pots8 / 12-pot
- Lead time10–15 working days
Fits Jaguar XJ-L (X351) (2010-2019)
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Caliper render for this kit:

Jaguar’s aluminium-intensive X351 architecture was a genuine engineering achievement when it launched in 2010. The long-wheelbase XJ-L’s bodyshell leans heavily on alloy to keep mass competitive against steel-bodied German rivals. Even so, you are still arresting the better part of two tonnes from speed, and the factory front brake specification on most XJ-L variants reflects grand-touring priorities rather than performance ones.
The XYZ Racing front big brake kit addresses that gap directly. Three pad compounds let you calibrate the system to how the XJ-L spends its time, and a full palette of caliper finishes gives the setup a visual identity to match.
What this brake kit does for your 2010-2019 Jaguar XJ-L (X351)
In a rear-wheel-drive platform as long and heavy as the X351, the front axle carries a disproportionate share of braking work. Under hard stops, the kind the supercharged V8 XJR makes accessible on a fast A-road, conventional assemblies heat up and lose bite progressively. The two-piece floating disc draws heat away from the friction surface more efficiently, giving the rotor meaningful additional thermal headroom before fade sets in. The floating bell keeps the disc flat as it heats, and braided lines firm the pedal across the travel.
Three compounds match the system to use. Street is the quiet, low-dust default with progressive, predictable initial bite. Sport sharpens pedal response and widens the heat range for harder driving. Racing is the dedicated circuit compound, rewarding drivers who modulate pressure through the travel rather than stabbing at it.
About the front big brake kit
The kit pairs a hollow-body forged caliper as standard with a two-piece floating disc whose hollow-vane geometry opens airflow paths through the disc body rather than relying purely on swept area, drawing heat away from the braking surface more directly than a conventional rotor. Discs are offered drilled or slotted at the same price, and centre bell upgrades come as two-tone anodizing in five colours, or titanium, selectable at checkout.
Included painted caliper colours are Red, Yellow, Gold, Black and Anodized Black at no extra cost. A Custom Color in any Pantone is £150. Premium polished-forged finishes cover Titanium, Polished Gold and Polished Silver, with a premium candy range of Candy Teal, Candy Blue, Candy Red and Candy Orange. For sustained use when the 5.0-litre V8’s performance envelope invites heavier, more repeated braking, the optional Hollow Racing caliper deletes the dust cover, is rated to 1000C and carries a two-year warranty.
Fitment for the Jaguar XJ-L (X351) (2010-2019)
This kit is confirmed for the Jaguar XJ-L on the X351 long-wheelbase platform across the full 2010-2019 production run, covering V6 diesel and V8 petrol variants through to the supercharged XJR. Buyers running the XJR should verify existing rotor diameter against the kit specification before ordering, as the factory-fit Brembo equipment on that model uses a larger disc than base-spec XJ-L derivatives.
What buyers also search for
- Jaguar XJ-L X351 front brake upgrade for road and fast-A-road driving
- XYZ Racing two-piece disc brake kit with Street, Sport, and Racing compounds
- X351 XJ-L big brake kit with caliper colour choice in red, gold, or custom Pantone
- Jaguar XJ-L brake fade solution for supercharged V8 and V6 diesel variants
- 2010-2019 Jaguar XJ-L performance front brake upgrade with multi-compound selection
Choose your pad compound, caliper finish and disc style from the options above to configure yours.
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.

Other products that fit this vehicle
Front & rear brake kits, coilovers and more for this car
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More XYZ products for the Jaguar XJ-L (X351) appear here as the rest of the range publishes.