
XYZ Racing Hollow Rear Brake Kit — Bmw 3 SERIES E 90 330 (OE160) (2006-2011)
SKU: XYZ-BRK-BKR-BM-043-REAR
- IncludesRear axle pair (2 discs + 2 calipers)
- PositionRear
- Disc Ø330–421 mm
- Caliper pots6 / 8-pot
- Lead time10–15 working days
Fits Bmw 3 SERIES E 90 330 (OE160) (2006-2011)
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Caliper render for this kit:

The E90 330’s straight-six sits well forward, and on a rear-drive saloon that nose weight loads the front axle hard while the rear discs quietly do the balancing work under trail braking. The XYZ Racing Hollow Rear Brake Kit for the Bmw 3 Series E 90 330 goes straight at that rear axle, adding the thermal headroom the standard setup lacks once you start using the brakes in anger.
This is a rear-specific kit, supplied as a left-and-right pair and sized to pair with a front big brake upgrade or to sharpen the balance of an otherwise standard 330. The two-piece floating disc strips unsprung mass from each rear corner, and on the E90’s multilink rear that translates to a settled, predictable platform over kerbs and mid-corner bumps.
What this brake kit does for your 2006-2011 Bmw 3 Series E 90 330
The first thing you feel is a firmer, more consistent pedal as the rear stops fading away from the fronts on a long downhill braking zone. With the rear axle holding its torque, the E90 rotates more willingly into a turn rather than washing wide on the nose. Three pad compounds let you match the kit to how you actually drive: Street for quiet, low-dust everyday commuting, Sport for spirited fast-road use, and Racing for circuit days where the rear discs would normally heat-soak. The lighter hollow-vane rotors also reduce rotating mass, which the standard 330 notices in steering response and ride compliance.
About the Hollow Rear Brake Kit
The kit replaces the rear discs and calipers as a matched assembly, supplied as a pair, rather than a part-by-part bodge. The two-piece floating disc carries a hollow-vane rotor that removes material from the disc internals to cut weight without losing the swept area you need for heat capacity, so the rear axle sheds temperature faster between braking events. Caliper and disc are engineered to work together with the chosen pad, which keeps bite progressive instead of grabbing. Pad choice spans Street, Sport and Racing compounds, so the same hardware suits a daily-driven E90 or a weekend track car. Disc faces can be drilled or slotted at the same price. Calipers are finished in your choice of Red, Yellow, Gold, Black or Anodized Black at no extra cost, with a Custom Color in any Pantone and premium polished-forged or candy finishes to match the build, and a Hollow Racing caliper upgrade is available for serious track use.
Fitment for the Bmw 3 Series E 90 330 (2006-2011)
This kit is cut specifically for the E90 chassis 330 (OE160) variant across the 2006 to 2011 production span, fitting the rear axle as a left-and-right pair. Confirm your exact build year against the range above before ordering, and select your pad compound and caliper colour to suit the car.
What buyers also search for
- Bmw 3 Series E 90 330 rear big brake kit for track days and fast road
- E90 330 hollow rotor upgrade to cut rear unsprung weight
- 3 Series E 90 rear brake kit with Sport and Racing pad compound options
- Bmw E90 330 rear caliper colour choices including Red, Black and Anodized Black
- E90 330 rear brake upgrade to balance a front big brake kit
Choose your pad compound and caliper colour and configure yours using the options above.
What’s in the kit
Rear axle kit — supplied as a complete bolt-on assembly.
- 2×Two-piece floating discs — 330–421 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: 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.

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 Bmw 3 SERIES E 90 330 (OE160) appear here as the rest of the range publishes.