The Yamaha YZF-R1 is the ultimate motorcycle for speed and performance. Featuring a powerful 998cc four-cylinder engine, the R1 is capable of reaching speeds of up to 186 mph. It has a lightweight aluminum frame
From Wikipedia
The Yamaha YZF-R1, or simply R1, is a 998 cc (60.9 cu in) sports motorcycle of the YZF-R series made by Yamaha. It was first released in 1998, undergoing significant updates in 2000, 2002, 2004, 2006, 2007, 2009, 2015, 2018 and 2020.