The SPEC SS-Trim Super Twin Disc clutch kit covers multiple BMW platforms including the 2011 BMW 1M, 2011–2012 135, and 2011–2017 335 models. This twin-disc assembly uses SPEC's SS-Trim materials to raise clutch capacity and provide a direct-fit replacement across those model ranges where a dual-disc solution is specified.
Spec 2011 BMW 1M / 11-12 BMW 135 / 11-17 335 SS-Trim Twin Disc Clutch Kit