
Pre-Z750
Kawasaki had no naked-mid four in 1996 — ZRX1100 was the heritage naked
Z750 launched 2004 with new naked-four philosophy
Kawasaki's 2004 Z750 was the mid-naked four — 748cc inline-four (sleeved-down Z1000 engine), 104bhp, naked roadster styling, sub-£6k new. Replaced by Z800 (2013-2016), then by Z900 (2017+). The Z750 defined the modern Kawasaki Z lineage and templates for Z900, Z650, Z400. Killed 2012 with continuous evolution since.

Kawasaki had no naked-mid four in 1996 — ZRX1100 was the heritage naked
Z750 launched 2004 with new naked-four philosophy

748cc liquid-cooled inline-four (Z1000-derived, sleeved down)
Naked, upright bars, comfortable ergos, A2-friendly with restrictor

Z800 (2013-2016) replaced Z750 — 806cc, 113bhp, sharper styling
Z900 (2017+) replaced Z800 — 948cc, 124bhp, modern Z lineage
Z900 (2017+) is the modern Kawasaki Z mid-naked — 948cc, 124bhp
Z750 → Z800 → Z900 lineage continuous since 2004
Every figure on this page is from a published manufacturer spec sheet or a reputable review publication. No press junkets, no opinions in the spec data. Inflation calculated using Bank of England's CPI tool.