The South Bend Clutch K70558-HD-DXD-B Stage 2 Drag Clutch Kit is designed for high-performance applications in BMW models ranging from 2006 to 2013, including the 128i, 328i, 525i, and 528i with 3.0L engines. This heavy-duty clutch assembly delivers exceptional torque capacity and smooth engagement, making it ideal for enthusiasts and fleet operators seeking reliable power transfer during aggressive driving, towing, or racing scenarios. Built with premium friction materials, this clutch ensures consistent performance and durability under severe conditions, providing a significant upgrade over stock components. The kit’s enhanced thermal capacity helps prevent clutch slippage during extended high-RPM operation or heavy towing, maintaining optimal drivability and reducing downtime. Designed for ease of installation, it includes all necessary components for a straightforward upgrade to your vehicle’s drivetrain, ensuring long-term reliability and performance. This clutch assembly is engineered to withstand the rigors of demanding applications while maintaining smoothness and responsiveness, making it a top choice for performance-oriented drivers and commercial fleet operations alike.
Features:
- Heavy-duty diesel and fleet torque capacity for demanding applications
- Premium friction materials for smooth, consistent engagement
- Enhanced thermal capacity to prevent slippage under severe towing or racing conditions
- Long-term drivetrain reliability for continuous high-performance operation
Fitment:
BMW 128i Base 2008 to 2013
BMW 328i Base 2007 to 2013
BMW 525i Base 2006 to 2007
BMW 528i Base 2008 to 2010
BMW Z4 Roadster 3.0i 2006 to 2008





