
XYZ Racing Hollow Rear Brake Kit — Lexus ES 300H (XZ10) (2018-2026)
SKU: XYZ-BRK-BKR-LE-025-REAR
- IncludesRear axle pair (2 discs + 2 calipers)
- PositionRear
- Disc Ø356–421 mm
- Caliper pots6 / 8-pot
- Lead time10–15 working days
Fits Lexus ES 300H (XZ10) (2018-2026)
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Caliper render for this kit:

On the XZ10 ES 300H, regenerative braking handles most gentle deceleration, which means the standard rear friction brakes often sit cool until you genuinely lean on them, and then get asked to work hard, cold, all at once. The XYZ Racing Hollow Rear Brake Kit gives this heavy hybrid saloon a rear axle that recovers composure faster when regen tapers off and friction takes over.
This is a rear-specific upgrade for owners of the Lexus ES 300H who want firmer, more repeatable retardation from a car built first and foremost for refinement. The XZ10 carries its mass long and low, and a more thermally capable rear brake steadies the back of the car under repeated motorway stops and long descents instead of letting pad temperature climb away from you.
What this big brake kit does for your 2018-2026 Lexus ES 300H
After fitting, the first thing you notice on the 2018-2026 ES 300H is a firmer, more linear pedal once you press past the regen blend point: the bite arrives sooner and stays consistent on the second and third hard stop. The larger two-piece rear rotor adds heat capacity exactly where a regen-heavy hybrid tends to glaze its standard discs, so braking feel stays honest on a long downhill run, and braided lines firm the pedal by removing OE hose swell. Three pad compounds let you match the car to its life: Street for quiet, low-dust daily use, Sport for firmer bite with a wider heat range on fast roads and the odd track day, and Racing for the rare owner taking an ES onto a circuit. The net result is a back axle that follows the front rather than fighting it under load.
About the Hollow Rear Brake Kit
The Hollow Rear Brake Kit takes its name from the vaned hollow rotor construction, which trims rotating and unsprung mass and opens up an internal path for air to draw heat out of the disc. It pairs that two-piece floating rotor, drilled or slotted at the same price, with an upgraded rear caliper and a choice of three pad compounds, Street, Sport and Racing, so the kit can be specified for comfort or for harder use without changing the hardware. The caliper is a hollow-body forged unit as standard, with an optional Hollow Racing upgrade rated to 1000C and warranted two years for hard track use. Painted finishes are Red, Yellow, Gold, Black and Anodized Black at no cost, with a Custom Color in any Pantone, premium polished-forged Titanium, Polished Gold and Polished Silver, and candy Teal, Blue, Red and Orange. The whole assembly is a bolt-on rear-axle package supplied as a matched pair, engineered around the ES platform’s existing mounting points, aimed at owners who want stronger, more fade-resistant braking without touching the car’s ride character.
Fitment for the Lexus ES 300H (2018-2026)
This kit is built for the XZ10-generation Lexus ES 300H across the 2018 to 2026 model years and ships as a matched pair. It is a rear-axle fitment; confirm your build year sits inside that span before ordering. Pad compound, disc style and caliper colour are all selectable from the options when you order.
What buyers also search for
- Lexus ES 300H rear big brake kit for the XZ10 hybrid saloon
- ES 300H rear brake upgrade with hollow-vane rotors for better heat management
- Lexus ES 300H rear caliper kit in red, gold, anodized black or custom
- ES 300H rear pad compound options for daily, fast-road and track use
- XZ10 Lexus rear brake kit that firms up pedal feel without harming refinement
Pick your pad compound and caliper colour and build your rear kit from the options above.
What’s in the kit
Rear axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 356–421 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 6 / 8-pot
- 2×High-stiffness mounting brackets
- 2×Braided stainless steel brake lines
- 4×High-performance brake pads (1 set)
- 1×Fitting hardware & tools pack
Parking brake: Electronic parking brake (EPB) compatible.
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 330–356mm (rear). 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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