Complex sentence: The Suzuki GSX1400 was a Suzuki muscle bike standard motorcycle, made from 2001--2008, as a faster and more torque laden, premium offering, upmarket in relation to Suzuki's similar Bandit 1200.
Split into simpler sentences: The Suzuki GSX1400 is a Suzuki muscle bike standard motorcycle, made from 2001--2008. It was intended to be a faster and more torque-laden, version Suzuki's similar Bandit 1200.