The Nimbus 1000 was the break through in the broomstick at release. It could reach speeds of 100 miles per hour, was capable of turning 360 degrees. The Nimbus was the number one preferred choice of broom for professional Quidditch teams around the world until the Firebolt came.
The first model of the Nimbus was the Nimbus 1000. This was followed by the Nimbus 1001, Nimbus 1500, Nimbus 1700 and the Nimbus 2000. The newest model out at the moment for the Nimbus company is the Nimbus 2001.