
XYZ Racing Hollow Rear Brake Kit — Bmw 3 SERIES E 46 318 (1998-2006)
SKU: XYZ-BRK-BKR-BM-007-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 46 318 (1998-2006)
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Caliper render for this kit:

The E46 318’s lighter four-cylinder nose flatters the chassis on turn-in, but it also means rear stability does a lot of the work holding the car settled under braking, and the standard rear discs are the first thing to wilt once you start stringing corners together. This XYZ Racing hollow rear brake kit for the BMW 3 Series E46 318 targets exactly that: more thermal headroom at the back axle, so the pedal stays consistent when the factory setup has already given up.
Built for fast-road and track-day use on the 1998-2006 318, the kit pairs a two-piece floating disc with a calliper and pad package you spec to suit how hard you drive. It is a rear-axle upgrade, supplied as a left-and-right pair, designed to balance a front big brake setup, not fight it.
What this brake kit does for your 1998-2006 Bmw 3 Series E 46 318
The hollow-vane rotor moves more air through the disc, which means heat sheds faster between braking events and the rear stays predictable through repeated stops. On a multi-link E46 rear end, consistent rear bite is what keeps the car rotating cleanly rather than going light under trail-braking. Three pad compounds, Street, Sport and Racing, let you match bite and operating temperature to your usage, so a daily-driven 318 keeps quiet, low-dust cold-brake manners with the Street pad while a track car gets a Racing pad that comes alive under load, with Sport bridging the two. The result is a firmer, more repeatable pedal and a rear axle that no longer becomes the limiting factor on a hot lap.
About the Hollow Rear Brake Kit
The kit is built around a two-piece floating disc whose hollow-vane rotor reduces rotating mass and increases the surface area available to dump heat. Less unsprung and rotational weight at each rear corner sharpens how quickly the wheel responds to load changes, while the vane structure keeps disc temperatures in a usable window during sustained use. The kit covers the rear position only, supplied as a pair, and ships with a choice of three pad compounds: Street for road, Sport for spirited use, and Racing for circuit work. Disc faces can be drilled or slotted at the same price. Calliper finishes start with Red, Yellow, Gold, Black and Anodized Black at no extra cost, then run to a Custom Color in any Pantone and premium polished-forged and candy finishes, so the hardware can be matched to the rest of the car rather than left as an afterthought, and a Hollow Racing calliper upgrade is available for committed track use.
Fitment for the Bmw 3 Series E 46 318 (1998-2006)
This is a rear-axle kit for the BMW 3 Series E46 318 built across the 1998 to 2006 model run, mounting as a left-and-right pair. It is position-specific to the rear, so confirm your front setup and intended pad compound when you order. Pad and calliper-colour options are selected when you order.
What buyers also search for
- BMW 3 Series E46 318 rear big brake upgrade for track-day use
- E46 318 hollow rear disc kit to balance an upgraded front brake setup
- 3 Series E46 318 rear brake pads in Street, Sport and Racing compounds
- BMW E46 318 coloured calliper options for a finished rear-axle build
- 1998-2006 318 rear brake kit that holds pedal feel under repeat braking
Pick your pad compound and calliper colour and configure yours from 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.

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