AP Racing Pro 5000R 378x32mm Rear Brake Kit – BMW E9X M3
Product Description
AP Racing CP9449 Pro 5000R 378x32mm rear brake kit for BMW E9X M3. The rear disc assemblies are supplied complete, together with an AP Racing CP9449 caliper set and HEL rear brake lines for E9X with AP Racing calipers.
Choose aftermarket or AP Racing grooved or J-Hook 378x32mm rear discs, grey anodised or nickel-plated calipers, and a compatible rear pad option. Caliper-only pad-retention anti-rattle hardware is available as an option. Separate rotor bells and disc assembly bolts are not required.
For the AP Racing disc specification, 378x32mm AP Racing Grooved and J-Hook replacement brake discs are available separately as a left/right pair. Select replacement discs to match your existing disc specification; the AP Racing and aftermarket assemblies should not be assumed interchangeable.
Further information below.
Key Features
- Aftermarket or AP Racing 378x32mm grooved or J-Hook rear disc assemblies
- AP Racing CP9449 Pro 5000R rear calipers
- HEL rear brake lines for BMW E9X M3 with AP Racing calipers
- Compatible rear pad selection and optional caliper anti-rattle hardware
Vehicle Compatibility
- BMW E90, E92 & E93 M3
What's Included
- Left- and right-hand rear disc assemblies as a pair
- Rear axle AP Racing CP9449 calipers in the selected finish
- HEL rear brake lines for E9X with AP Racing calipers
- Brake pads and caliper anti-rattle hardware if selected
Frequently Asked Questions
Do I need separate rotor bells? No. The rear discs are supplied as complete assemblies.
Shipping & Delivery
Dispatch Times
Most stocked items dispatch within 1–2 business days. Some products may have longer lead times due to special ordering, availability, or build times. If your order contains multiple items, they may be shipped together once all items are ready unless otherwise agreed.
UK & International Shipping
We ship worldwide. Transit times vary depending on destination and courier. Tracking details are provided once your order is dispatched.
Import Duties & International Orders
International customers are responsible for all import duties, taxes, and clearance fees. These are not included in our prices and are outside of our control. Refusal or non-payment of import charges may result in return shipping, handling fees, and customs charges being deducted from any refund.
Damaged Shipments
If your parcel arrives visibly damaged, please refuse delivery or note the damage with the courier. If damage is discovered after opening, contact us immediately with photos. Do not install damaged items, as installation voids courier claims and return eligibility.
Returns
Returns must be authorised before sending anything back. Returns must be requested within 14 days of delivery and returned within 14 days of approval, in unused/uninstalled condition and in original packaging. Some items, including special-order, built-to-order, used, installed, or modified parts, are non-returnable.
Full details are available in our Shipping Policy and Returns & Refund Policy.
Warranty & Disclaimer
Warranty
Most products include a manufacturer’s warranty covering manufacturing defects only. Warranties do not cover wear and tear, improper installation, misuse or neglect, track use, competition or racing environments, labour costs, vehicle damage, downtime, or consequential loss. Warranty outcomes are determined by the manufacturer, not Clubsport Garage. Items must be returned for inspection at the customer’s cost unless agreed otherwise.
Fitment & Installation
Many products are aftermarket components and may require professional installation or minor adjustment. Perfect OEM-level fitment cannot be guaranteed. Professional installation by an experienced workshop is strongly recommended. Installed or used items cannot be returned.
Motorsport Use Disclaimer
Some products are intended for off-road, track, or motorsport use only and may not be legal for road use, for example non-TÜV/DOT-approved parts. It is the customer’s responsibility to ensure compliance with local laws, insurance requirements, and vehicle regulations. By purchasing and installing aftermarket parts, you accept all responsibility for ensuring compatibility, legal compliance, proper installation, and any resulting wear, damage, or failure.
Product Images & Descriptions
Product photos are illustrative and may differ slightly from the item supplied. If specific details are important, please contact us before purchasing.
Full details are available in our Terms of Service and related policy pages.
