X-Clutch XKMZ20581-2E Twin Solid Ceramic Twin Disc Clutch Kit with Flywheel for Mazda RX8 13B MSP

The X-Clutch XKMZ20581-2E is a Stage 5 twin disc rigid solid ceramic clutch kit designed for the Mazda RX8 equipped with the 13B MSP rotary engine. Built for serious track and competition use, this kit delivers the high clamping force and heat tolerance required for demanding motorsport environments.

Kit Includes:

• Two (2) solid-centered rigid ceramic clutch discs — 200mm (approx. 8 in.) diameter
• Performance chromoly flywheel
• Aluminium cover assembly
• Release bearing and carrier

Key Features:

• Twin solid ceramic friction material — maximizes torque capacity and heat resistance for track and competition applications
• Rigid (solid-centered) disc design — provides direct, positive power transfer ideal for high-performance and race use
• Optimized pressure plate and diaphragm design — engineered for increased clamping force while maintaining positive pedal feel
• Chromoly flywheel included — matched flywheel for proper system balance and performance
• Stage 5 competition rating — suited for track days, circuit racing, drift events, and club-level motorsport

XClutch (also known as Xtreme Clutch) is the performance division of Australian Clutch Services, with over 30 years of clutch engineering experience. Their products are designed and tested in-house and are trusted by racing teams worldwide. Note: As with all solid ceramic and multi-disc upgrades, some increase in noise, vibration, and harshness (NVH) is a normal characteristic of this product type and is not a defect. Professional installation is strongly recommended.