There was a brief period this Century when Kawasaki’s ZX-6R was actually a 599cc supersport instead of a 636. These models had regular USD forks and then basic BPF’s.
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First bike, the front is 35mm, the back of bike is 30mm. According to the criteria of the previous video，I think the front should be called soft. I dont understand why did you said stiff？Where is the different?