Clutch Masters 08-09 BMW E90 335i 3.0L 7-Speed DCT Aluminum Flywheel w/Sprung HubOne issue with the factory BMW DCT setup is the incredibly heavy dual mass flywheel. There is no clutch so the rotating mass stays pretty minimal overall, but we noticed there was definitely room for improvement. From the get go we knew we needed to develop a sprung hub setup to help dampen any harsh vibrations being transferred from the engine to the transmission in an effort to help protect those clutch baskets inside the transmission as they have
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