Spec BMW 323/325/328/330/525/528/530/M3/X5/Z3/Z4 Steel Flywheel

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Reference Information

Flywheels, BMW Flywheel

SPEC tuned billet flywheels are manufactured and developed according to how specific vehicles react to changes in rotating mass in particular driving environments. They are not generic one-size-fits-all lightweight flywheels--though they can be used for an array of driving habits and racing/high performance applications. All SPEC tuned billet flywheels are manufactured from only the highest quality steel and aluminum. They are machined to industry-leading .001 in. tolerances ensuring a flat seating surface for the clutch and smooth rotational qualities for excellent balance, drivability, and extended clutch life.