The 2025 Ninja ZX-4RR ABS delivers full-on four-cylinder sportbike excitement in a compact and achievable package. With a high-revving 399 cc in-line four engine, razor-sharp chassis, premium suspension, and a full complement of rider-aids (including ABS, quick-shifter, multiple power modes and smartphone connectivity), this machine blends track-inspired performance with street-ready agility. Whether carving switchbacks or commuting with style, the ZX-4RR offers serious performance without stepping into liter-bike territory.