Ninja ZX 4RR

Kawasaki · 2 model years · 2025–2026

Model Years

2026 Ninja ZX 4RR

Power: 76.4 HP (55.8 kW)) @ 14500 RPM Torque: 39.0 Nm (4.0 kgf-m or 28.8 ft.lbs) @ 1300 RPM Weight: 166.0 kg (366.0 pounds) Seat: 800 mm (31.5 inches) If adjustable, lowest setting.

The 2026 Kawasaki Ninja ZX-4RR is a lightweight sport bike designed for beginner and intermediate riders seeking sharp handling and accessible performance. Its 399cc four-cylinder …

2025 Ninja ZX 4RR

Power: 76.4 HP (55.8 kW)) @ 14500 RPM Torque: 39.0 Nm (4.0 kgf-m or 28.8 ft.lbs) @ 1300 RPM Weight: 166.0 kg (366.0 pounds) Seat: 800 mm (31.5 inches) If adjustable, lowest setting.

The 2025 Kawasaki Ninja ZX-4RR is a lightweight sport bike designed for riders seeking accessible performance and track-ready agility. Its 399cc four-cylinder engine delivers 76.4 …

Spec Comparison by Year

Spec	2026	2025
Power	76.4 HP (55.8 kW)) @ 14500 RPM	76.4 HP (55.8 kW)) @ 14500 RPM
Torque	39.0 Nm (4.0 kgf-m or 28.8 ft.lbs) @ 1300 RPM	39.0 Nm (4.0 kgf-m or 28.8 ft.lbs) @ 1300 RPM
Dry weight	166.0 kg (366.0 pounds)	166.0 kg (366.0 pounds)
Wet Weight	189.0 kg (416.7 pounds)	189.0 kg (416.7 pounds)
Seat height	800 mm (31.5 inches) If adjustable, lowest setting.	800 mm (31.5 inches) If adjustable, lowest setting.