2026 Kawasaki NINJA ZX-4RR
Official info for the 2026 Ninja ZX-4RR - Get the latest specs, offers, & photos. Compare models, find your local dealer & get a quote.
Specifications
| Engine | 399cc, liquid-cooled, 4-stroke, DOHC 16-valve in-line four |
| Power | 42 kW {57 PS} / 11,500 rpm |
| Torque | 36 Nm {3.7 kgƒm} / 11,000 rpm |
| Transmission | 6-speed, return |
| Final Drive | Chain |
| Fuel System | Fuel injection: ø34 mm x 4 |
| Fuel Capacity | 15 litres |
| Seat Height | 800 mm (31.5 in) |
| Curb Weight* | 188 kg (414 lb) |
| Wheelbase | 1,380 mm (54.3 in) |
| Road Clearance | 135 mm (5.3 in) |
| Front Suspension / Wheel Travel | ø37 mm inverted fork (SFF-BP) with spring preload adjustability and top-out springs / 120 mm (4.7 in) |
| Rear Suspension / Wheel Travel | Horizontal Back-link, BFRC lite gas-charged shock with piggyback reservoir, compression and rebound damping and spring preload adjustability, and top-out spring / 124 mm (4.9 in) |
| Rear Brake | ø220 mm disc with single-piston caliper |
| Front Tire | 120/70ZR17M/C (58W) |
| Rear Tire | 160/60ZR17M/C (69W) |
| Dimensions (L x W x H) | 1,990 x 765 x 1,110 mm (78.3 x 30.1 x 43.7 in) |
| Warranty | 12 months |
| Frame | Trellis, high-tensile steel |
| Clutch | Wet multi-disc, manual |
| Ignition | Digital |
| Starting | Electric |
| Lubrication | Forced lubrication, wet sump |
| Front Brakes | Dual semi-floating ø290 mm discs with radial-mount, monobloc, opposed 4-piston calipers |
| Rake / Trail | 23.5° / 97 mm |
| Bore x Stroke | 57.0 x 39.1 mm |
| Instrumentation | Full-colour TFT screen with digital speedometer, digital bar-style tachometer, gear position indicator, shift indicator (tachometer flashes), fuel gauge, odometer, dual trip meters, current and average fuel consumption, remaining range, average speed, riding time, coolant temperature, clock, battery voltage, lap timer (Circuit Mode only), Kawasaki service reminder, oil change reminder, integrated Riding Mode, KTRC, and Power Mode indicators, smartphone call and mail notices, Bluetooth indicator, Economical Riding Indicator, and KQS indicator |
| Compression Ratio | 12.3:1 |
| Power with Ram Air | 43 kW {58 PS} / 11,500 rpm |
| Steering Angle (L/R) | 35° / 35° |
| Estimated Dry Weight** | 174 kg (384 Ib) |
| Kawasaki Protection Plus | 12 / 24 / 36 / 48 months |