
XYZ Racing Hollow Rear Brake Kit — Dodge CHALLENGER SRT-8 MK3 (2008-2026)
SKU: XYZ-BRK-BKR-DO-004-REAR
- IncludesRear axle pair (2 discs + 2 calipers)
- PositionRear
- Disc Ø380–421 mm
- Caliper pots8-pot
- Lead time10–15 working days
Fits Dodge CHALLENGER SRT-8 MK3 (2008-2026)
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Caliper render for this kit:

The MK3 Challenger SRT-8 is a heavy, nose-led HEMI coupe, and its mass pitches hard onto the front axle every time you brake from speed. That leaves the back end light and easily overwhelmed on repeat stops, exactly where a stock rear setup starts to fade on a long descent or a string of fast-road braking zones. The XYZ Racing Hollow Rear Big Brake Kit is built to give that rear axle the thermal headroom it never had from the factory.
For owners running a Dodge Challenger SRT-8 MK3 (2008-2026) hard on the road or for occasional circuit work, this rear kit restores brake balance and keeps the back brakes working with the fronts instead of giving up first. As a matched pair of rear calipers and discs, it vents heat away from the friction face, so pedal feel stays consistent as temperatures climb through a session.
What this big brake kit does for your 2008-2026 Dodge Challenger SRT-8 MK3
The first thing you notice is a firmer, more progressive pedal under hard use, because the larger rear discs and uprated calipers resist the heat soak that softens a tired stock setup. Better rear thermal capacity also steadies the car into a corner, calming the tail on trail-braking rather than letting it shift under load. Three pad compounds let you match bite and temperature range to how you actually drive, from daily commuting to repeat track laps: Street for quiet road manners, Sport for hard fast-road work, and Racing for sustained heat. On a car this heavy, that rear consistency is what stops the front axle from carrying all the work and overheating early.
About the rear big brake kit
This is a rear-axle big brake kit built around XYZ Racing’s hollow-vaned disc, where the vented rotor sheds heat to keep the friction surface cooler and pedal response stable under sustained braking. The disc is a two-piece floating design, offered drilled or slotted at the same price, fed by braided lines and clamped by a hollow-body caliper as standard. For sustained circuit work you can specify the optional Hollow Racing upgrade, which runs without a dust cover, is rated to 1000C and carries a two-year warranty. Three pad compounds, Street for road use, Sport for fast-road bite, and Racing for sustained high-temperature work, let the same hardware cover very different use cases. Painted calipers come in Red, Yellow, Gold, Black and Anodized Black at no extra cost, with any Pantone shade as a Custom Color for a small upcharge, plus premium polished-forged finishes (Titanium, Polished Gold, Polished Silver), candy finishes (Candy Teal, Candy Blue, Candy Red, Candy Orange), and two-tone centre bells in five anodized colours or titanium. As a rear-specific kit it is designed to complement the front brakes and rebalance overall stopping on the heavy LX-platform Challenger, not simply add hardware for show.
Fitment for the Dodge Challenger SRT-8 MK3 (2008-2026)
This kit is built for the MK3 Challenger SRT-8 across the full 2008-2026 model span, the LX-platform car with independent rear suspension. It fits the rear axle only and is intended to pair with a matched front setup. Confirm your exact year and trim against the options above before ordering.
What buyers also search for
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- Challenger SRT-8 MK3 rear brake pad compound choices for road and circuit
Pick your pad compound and caliper finish from the options above and the rear kit is built to your spec.
What’s in the kit
Rear axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 380–421 mm: you pick the exact diameter with the "Disc size" option
- 2×Lightweight aluminium centre bells
- 2×Forged aluminium calipers — 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: Retains your original (OE) handbrake.
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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