Ninja 400 ZX 4R

Kawasaki · 2 model years · 2025–2026

Model Years

2026 Ninja 400 ZX 4R

Power: 56.0 HP (40.9 kW)) @ 11500 RPM Torque: 35.9 Nm (3.7 kgf-m or 26.5 ft.lbs) @ 11000 RPM Weight: 188.0 kg (414.5 pounds) Seat: 800 mm (31.5 inches) If adjustable, lowest setting.

The 2025 Kawasaki Ninja 400 ZX-4R is an accessible sport bike designed for new and intermediate riders seeking genuine sportbike styling and performance. Powered by a 399cc paralle…

2025 Ninja 400 ZX 4R

Power: 56.0 HP (40.9 kW)) @ 11500 RPM Torque: 35.9 Nm (3.7 kgf-m or 26.5 ft.lbs) @ 11000 RPM Weight: 188.0 kg (414.5 pounds) Seat: 800 mm (31.5 inches) If adjustable, lowest setting.

The 2025 Kawasaki Ninja 400 ZX-4R is an entry-level sport bike designed for new riders seeking affordable performance and modern styling. Its 399cc parallel-twin engine delivers 56…

Spec Comparison by Year

Spec	2026	2025
Power	56.0 HP (40.9 kW)) @ 11500 RPM	56.0 HP (40.9 kW)) @ 11500 RPM
Torque	35.9 Nm (3.7 kgf-m or 26.5 ft.lbs) @ 11000 RPM	35.9 Nm (3.7 kgf-m or 26.5 ft.lbs) @ 11000 RPM
Wet Weight	188.0 kg (414.5 pounds)	188.0 kg (414.5 pounds)
Seat height	800 mm (31.5 inches) If adjustable, lowest setting.	800 mm (31.5 inches) If adjustable, lowest setting.