
XYZ Racing Hollow Front Brake Kit — Toyota IQ (2008-2015)
SKU: XYZ-BRK-BKF-TO-16-B-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø286–444 mm
- Caliper pots4 / 6 / 8 / 12-pot
- Lead time10–15 working days
Fits Toyota IQ (2008-2015)
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Caliper render for this kit:

The Toyota IQ weighs barely a tonne and rides on one of the shortest wheelbases ever fitted to a four-seat car, so the front brakes it left the factory with were sized for stop-start city traffic rather than sustained hard use. This XYZ Racing front big brake kit gives the 2008-2015 Toyota IQ a larger front setup with far more thermal capacity than the standard discs, supplying a matched pair of front calipers and two-piece floating discs.
Drive an IQ with any intent, whether a sprint, an autotest, or simply a committed run down a B-road, and the original front brakes warm quickly because there is so little metal to soak up the heat. This front-axle kit is aimed squarely at that problem.
What this big brake kit does for your 2008-2015 Toyota IQ
Because the IQ is so light, you feel a brake change almost immediately. Larger front discs add the thermal mass a featherweight chassis needs to hold a firm pedal through repeated stops instead of going long and soft, and the two-piece floating construction lets the iron ring expand against its alloy bell without coning. The hollow-vane disc draws heat off the friction face faster than the small original rotor, giving you braking you can lean on with confidence when the front axle is loaded up under trail-braking into a tight corner. Three pad compounds let you match the car to its use: Street for low-dust daily driving, Sport for harder road work, and Racing for circuit and competition use.
About the Hollow Front Brake Kit
This is a front-axle upgrade built around larger discs and calipers that replace the IQ’s small original front brakes. The caliper is a hollow-body forging as standard, paired with a two-piece floating disc whose internal vanes manage heat. It is supplied with a choice of three pad compounds, so the same hardware covers everything from a road car to a competition build without swapping the caliper. Discs come drilled or slotted at the same price, and the centre bell can be upgraded to a two-tone anodized finish in five colours or to titanium when you order. The included calipers come painted in Red, Yellow, Gold, Black, or Anodized Black at no extra cost; beyond those you can specify any Pantone as a Custom Color for £150, a premium polished-forged Titanium, Polished Gold, or Polished Silver, or a candy Teal, Blue, Red, or Orange. Every part fits the front axle only; the rear retains the standard Toyota brakes.
Fitment for the Toyota IQ (2008-2015)
This kit fits the front axle of the Toyota IQ across the full 2008 to 2015 production run. It is a front-only big brake kit, so it works alongside the car’s existing rear brakes. Check your IQ’s wheel clearance before ordering, as fitment depends on the wheels you run.
What buyers also search for
- Toyota IQ front brake upgrade for sprints, autotests, and spirited road driving
- Toyota IQ big brake kit with Street, Sport, and Racing pad compounds
- Toyota IQ brake calipers in Red, Yellow, Gold, Black, or a Custom Color
- Front brake kit that adds heat capacity to the Toyota IQ’s light front axle
Choose your pad compound, disc style, and caliper finish from the options above and your Toyota IQ front brake kit is built to spec.
What’s in the kit
Front axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 286–444 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 4 / 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.

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 Toyota IQ appear here as the rest of the range publishes.