This product is a genuine Yamaha YZF R1 2009-2014 front brake master cylinder set kit, made in Japan. The kit includes a master cylinder cap and is designed for street motorcycles. The master cylinder has a matte finish and is not a performance part. It is a high-quality replacement part with OE/OEM part number 14b-2587-00 and manufacturer part numbers 14BW258700 and 14B-W2587-00.