The engine, wrapped in its perimeter frame that had extreme torsional stiffness, had been enlarged to GPZ900R class. The light maneuvering feel of the 16-inch front and rear wheels
Its front wheel had a trailing arm suspension. It became a huge hit with its neo-classical style. Its semi-long seat and its wide floor were appealing too. It had a 20L helmet compartment.
It was brought to the market when the CBR400RR underwent its full model change. The ultra high rotation type engine, whose inhaling passage was mad almost straight, secured mid-low speed torque,
In order to bring back the sensation of the 1969 CB750FOUR, it was brought to the market with a massive and powerful impression. It was the representative model of the PROJECT BIG-1.
The bore of the new engine was enlarged by 0.5mm and its displacement volume was raised to 249cc. While increasing its power, it incorporated a balancer to upgrade its comfort.
It was the first dual purpose model to adopt a water-cooled DOHC unit. Parts like its front hydraulic disc, semi-air fork, or Uni-Trak suspension were noteworthy.
It travelled in a vigorous manner like SR, and was also easy to handle like ES. It was equipped fully with parts like multi-functional digital meter, and was still powerful.