This is an original factory part Yamaha Throttle Position Sensor Assy, model number 4TV-85885-00, suitable for use as a replacement part on street motorcycles YZFR6 and YZF600. The assembly is made of plastic and is designed for placement on the carbs.

The diagram reference number for this part is #54 and it is compatible with Yamaha brand motorcycles manufactured in Japan between 2004 and 2001. The item is authentic and comes with a reference OE/OEM number of 4TV-85585-00. The part is intended for use as a replacement and is suitable for street motorcycle enthusiasts.