Dixcel Specom B Rear Brake Pads for AP Racing CP9449 / CP9450 / CP9451 Calipers (D42)
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Description
Dixcel Specom B rear brake pads are built for serious circuit use, endurance racing, and high-load competitive environments. Designed to suit AP Racing CP9449, CP9450, and CP9451 calipers (D42), these pads are developed from compounds proven in domestic endurance series and offer exceptional wear resistance and stable performance throughout long sessions.
With flat, predictable μ characteristics and consistent pedal feel even under prolonged heat cycles, Specom B delivers the confidence required for setting repeatable lap times. This compound is ideal for rear applications where control, balance, and heat management are critical.
Key Features
- Race-focused carbon semi-metal compound
- Outstanding wear resistance for endurance applications
- Flat μ profile for smooth modulation and control
- Consistent performance from initial stop to extended lapping
- Effective temperature range: 200–900 °C
- Initial μ: 0.48 / Average μ: 0.40–0.43
- No wear sensor (not supported due to high-temp conditions)
Caliper Compatibility
- AP Racing CP9449
- AP Racing CP9450
- AP Racing CP9451
- Pad Profile: D42
Important: Specom B is a motorsport-only compound and not suitable for street use. Proper bedding and heat cycling are required for optimal performance.
If you're unsure whether this will fit your vehicle, contact our team of experts via email at hello@iilumolab.com and send through a few photos of the car for us to verify fitment.
Installation
We always recommend professional fitment for guaranteed satisfaction. If you're wanting a hassle-free installation, feel free to contact our friendly team as we offer installation services in-store at our Melbourne workshop. For more details, contact us here.
Note
Upon receiving the item, please ensure that the part is indeed the correct item you have ordered. This can be achieved by checking labels on the packaging. Please also ensure a proper test fit of the item is conducted prior to paint and/or installation. Returns/Warranty claims will be voided if the item has been tampered with, or is no longer in resalable/new condition.