Rear Brakes 220 mm disc with single-piston caliper

Front Brakes Dual 290mm discs with radial-mount four-piston monobloc calipers

Ground Clearance 5.3 in

Width 2.5 in

Wet Weight 415 lb

Wheelbase 54.3 in

Fuel capacity 4.0 gal

Height 3.6 in

Seat Height 31.5 in

Brochure URL https://storage.googleapis.com/revvable-prod.appspot.com/brochures/kawasaki/2025-ninja-zx-4rr-abs.pdf

Drive Method Chain

Transmission 6-speed manual

Stroke 4-Stroke

Cooling Liquid

Cylinders 4

Displacement 399 cc

Engine Config 4-stroke, In-Line Four, OHC, 16-valve

Fuel Type Gas

Start Type Electric

Engine Type In-Line

Engine Cycles 4-Stroke

Manufacturer Kawasaki

Torque 27 lb-ft at 11,000 rpm

Power 56 hp at 11,500 rpm

Rear Suspension Horizontal back-link Showa BFRC lite gas-charged shock with piggyback reservoir

Front Suspension 37 mm inverted fork with SFF-BP internals and spring preload adjustability

Front Tire Dunlop® Sportmax: 120/70ZR17 (58W)

Rear Tire Dunlop® Sportmax: 160/60ZR17 (69W)