Complex sentence: The Kawasaki ZRX1100 went on sale in the United Kingdom in 1997, it replaced the popular but ageing Zephyr 1100 and ran until 2001, when it was replaced by the larger engined ZRX1200.The 1100 and 1200 were also sold in the U.S. until 2005.
Split into simpler sentences: The Kawasaki ZRX1100 went on sale in the United Kingdom in 1997. It replaced the popular but ageing Zephyr 1100 and ran until 2001, when it was replaced by the larger engined ZRX1200.The 1100 and 1200 were also sold in the U.S. until 2005.