Shop › BMW E30 E28 E34 M20 4hp-22 Automatic Transmission Flywheel Flex Plate Ring Gear Image 1 of 2 Image 2 of 2 BMW E30 E28 E34 M20 4hp-22 Automatic Transmission Flywheel Flex Plate Ring Gear $45.00 BMW E30 E28 E34 M20 4hp-22 Automatic Transmission Flywheel Flex Plate Ring Gear11221716276Removed from 1989 325is. Add To Cart Added! BMW E30 E28 E34 M20 4hp-22 Automatic Transmission Flywheel Flex Plate Ring Gear11221716276Removed from 1989 325is.