
XYZ Racing Hollow Front Brake Kit — Jeep SAHRA (2007-2018)
SKU: XYZ-BRK-BKF-JE-002-FRONT
- IncludesFront axle pair (2 discs + 2 calipers)
- PositionFront
- Disc Ø380–444 mm
- Caliper pots8 / 12-pot
- Lead time10–15 working days
Fits Jeep SAHRA (2007-2018)
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Caliper render for this kit:

The JK Wrangler Sahara is one of the more misleading vehicles on the road. It reads as a leisure purchase, but the four-door Unlimited variant weighs close to 1,900 kg and most owners add another hundred kilos in steel bumpers, recovery kit and a rear-mounted spare on an uprated carrier. Long descents under load are where the stock front brakes earn their limitations.
The XYZ Racing front big brake kit for the 2007-2018 Jeep Sahara is sized to match the vehicle’s actual mass rather than its showroom specification. Three pad compounds let owners configure friction to match primary use, from wet-road reliability to high-thermal-load mountain descents with a full load aboard.
What this brake kit does for your 2007-2018 Jeep SAHRA
The JK’s solid front axle, Dana 30 on the Sahara, carries significant unsprung mass, and anything that adds to stopping distance at motorway speeds is amplified by that front-end geometry. The two-piece floating disc and higher-clamping caliper recover the margin that steel bumpers and larger tyres progressively erode, spreading braking force across a greater swept area to push fade onset further away. The hollow-vane rotor sheds heat through increased internal airflow, the floating bell keeps it flat under load, and braided lines firm the pedal for predictable feel.
Three compounds cover the range. Street is the quiet, low-dust default for year-round UK driving, including the loaded motorway mileage and Peak District descents the JK was built for. Sport adds bite and a wider heat range for spirited fast-road and trail work. Racing handles the higher temperatures of cross-country and 4×4 trial events where repeated hard applications are a given.
About the front big brake kit
The kit is XYZ Racing’s front-axle brake package for SUV and 4×4 fitments, pairing a hollow-body forged caliper as standard with a two-piece floating disc. 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, so the hardware can be matched to a wheel or bodywork scheme without looking out of place during a tyre swap. A Custom Color in any Pantone is £150, and the premium polished-forged and candy ranges (Titanium, Polished Gold, Polished Silver, plus Candy Teal, Candy Blue, Candy Red and Candy Orange) extend the palette. For off-road competition or track use, the optional Hollow Racing caliper deletes the dust cover, is rated to 1000C and carries a two-year warranty. The kit upgrades the front axle as a matched pair.
Fitment for the Jeep SAHRA (2007-2018)
This kit covers the full Jeep Wrangler Sahara JK production run from 2007 to 2018, across both the two-door and four-door Unlimited body styles. The XYZ Racing front big brake kit is confirmed for the JK platform’s front axle across all engine variants in this year span.
What buyers also search for
- Jeep Wrangler JK Sahara front brake upgrade for loaded builds and long descents
- Jeep Sahara 2007-2018 big brake kit with caliper colour options
- JK Wrangler Sahara brake fade solution for vehicles running larger tyres and added weight
- XYZ Racing front brake kit for Jeep Sahara with Street, Sport, and Racing compounds
Select 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 Jeep SAHRA appear here as the rest of the range publishes.