
XYZ Racing Hollow Front Brake Kit — Toyota PREVIA 3.5 (XR50) (2006-2019)
SKU: XYZ-BRK-BKF-TO-19-B-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø330–444 mm
- Caliper pots6 / 8 / 12-pot
- Lead time10–15 working days
Fits Toyota PREVIA 3.5 (XR50) (2006-2019)
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Caliper render for this kit:

The XR50 Previa carries the better part of two tonnes on its front axle once it is loaded with passengers, and the factory discs were sized for sensible family motoring rather than repeated hard stops. The XYZ Racing Hollow Front Brake Kit for the Toyota Previa 3.5 (XR50) goes after exactly that weakness: more thermal capacity and a firmer pedal at the point where the original setup begins to go soft.
With the 3.5-litre V6 giving this generation real motorway pace, the front end does the lion’s share of the braking work in this nose-heavy MPV. This kit is a matched pair of front calipers and discs aimed at owners who tow, run a full cabin, or simply want stopping power that keeps up with what the engine can deliver.
What this big brake kit does for your 2006-2019 Toyota Previa 3.5 (XR50)
Fit the kit and the first thing you feel on a heavy Previa is a pedal that stays firm down a long descent instead of lengthening as the standard discs heat-soak. Reduced rotating mass at the front wheels and a two-piece floating disc help the brakes run cooler and pull up straight and predictably with the seats full. Three pad compounds let you match bite to how you actually use the car: Street is the quiet, low-dust road default; Sport raises bite and heat range for fast A-road work and towing; Racing is the dedicated track compound for the hardest, hottest use. Less fade means more consistent stopping distances when the load is at its heaviest.
About the Hollow Front Brake Kit
The Hollow Front Brake Kit is a front-axle upgrade built around two-piece floating discs that shed weight while opening up extra area for heat to escape. Larger discs and a hollow-body multi-piston caliper hand the front wheels, which manage most of the weight transfer on this front-heavy platform, a longer lever and a bigger thermal reservoir to draw on. Discs come drilled or slotted at the same price. Painted caliper colours are included at no extra cost in Red, Yellow, Gold, Black and Anodized Black; a Custom Color in any Pantone is £150, and premium finishes run to polished-forged Titanium, Polished Gold and Polished Silver plus candy Teal, Blue, Red and Orange. Centre bells can be upgraded to two-tone anodizing in five colours or titanium. For sustained circuit use, the Hollow Racing caliper upgrade removes the dust cover, is rated to 1000C and carries a two-year warranty. Pad choice spans Street, Sport and Racing, so the kit can be specified for daily MPV use through to genuinely hard driving. It is a front-only kit, designed to rebalance braking towards the axle carrying the engine and the bulk of the mass.
Fitment for the Toyota Previa 3.5 (XR50) (2006-2019)
This kit is cut for the XR50-generation Toyota Previa 3.5, covering model years 2006 to 2019. It is a front-axle fitment supplied as a left-and-right pair, matched to that chassis and its standard wheel package. Check your exact build year against the 2006-2019 span before ordering, since early and late XR50 cars share the platform.
What buyers also search for
- Toyota Previa 3.5 front brake upgrade for heavy, fully loaded family use
- XR50 Previa big brake kit that resists fade on long motorway descents
- Toyota Previa front big brake kit with Street, Sport or Racing pad options
- XR50 caliper colour choice in Red, Yellow, Gold, Black, Anodized Black or Custom
- Toyota Previa 3.5 brake kit for owners who tow or carry full passenger loads
Choose your pad compound, disc style and caliper colour, then build your XR50 front big brake kit from the options above.
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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