2023 Kawasaki EX400 Ninja 400
Showing replacement hard parts, brake components, full exhaust systems, air filters, and accessories verified to fit the 2023 Kawasaki EX400 Ninja 400.
1-CLICK SERVICE BUNDLESVerified Maintenance Kits Available for 2023 Kawasaki EX400 Ninja 400
Pre-measured Motul 100% synthetic engine oil, race filters, magnetic sump plugs & hydraulic brake kits calibrated to OEM workshop specs.
FEDERAL EPA CERTIFICATIONFamily #PKAXC.399AAB
Certified Powertrain & Engine Architecture
Cylinders & Valves2 Cylinders • 8V Total4 valves per cylinder
Certified Displacement399 ccEngine family test rating
EPA Rated Power Output36 kW @ 10,000 RPM~48 HP equivalent
Fuel Delivery SystemSFISequential Fuel Injection
Transmission Architecture6-Speed ManualFactory gearing configuration
U.S. EPA Certificate PKAXC.399AAB-005 (Model Year 2023)
