BMW 635 Year Span 1985-1989 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SB191 Torque Capacity 332 Pricing $549.00 Stage 2 Product Number SB192 Torque Capacity 379 Pricing $649.00 Stage 2+ Product Number SB193H Torque Capacity 425 Pricing $650.00 Stage 3 Product Number SB193 Torque Capacity 452 Pricing $555.00 Stage 3+ Product Number SB193F Torque Capacity 525 Pricing $759.00 Stage 4 Product Number SB194 Torque Capacity 452 Pricing $559.00 Stage 5 Product Number SB195 Torque Capacity 634 Pricing $709.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SB80A Pricing $659.00 None Not Available Pricing Specialty Products Billet Flywheel Replacement Friction Plate Kit with Fasteners $79.00 Diamond ground, includes self-locking fasteners Questions? Give us a call. 1-800-828-4379