2025 Kawasaki Ninja Zx-6r problems, complaints & recalls
Most-reported problem areas: Engine (19) · Engine And Engine Cooling (1)
Safety recalls (2)
Engine And Engine Cooling:engine:hard Parts Internal/Mechanical 2025-11-18 · campaign 25V798000 · 19,823 vehicles ⚠ DO NOT DRIVE
Defect: Kawasaki Motors Corp., U.S.A. (Kawasaki) is recalling certain 2024-2026 Ninja ZX-6R, ZX-6R KRT Edition, ZX-6R KRT 40th Anniversary Edition ABS, ZX-6R ABS, and ZX-6R KRT Edition ABS motorcycles. The motorcycles may lose engine power during operation due to seizure of a metal crankshaft bushing.
Risk: An engine stall increases the risk of a crash.
Fix: Owners are advised not to ride their motorcycles until the repair has been completed. Dealers will re-tighten the metal crankshaft bushing, free of charge. Owner notification letters were mailed December 15, 2025. Motorcycles in this recall that were previously repaired under recall 25V376 will need to have the new remedy performed, once available. Owners may contact Kawasaki customer service at (855) 878-4217.
Engine And Engine Cooling:engine:hard Parts Internal/Mechanical 2025-06-04 · campaign 25V376000 · 17,792 vehicles ⚠ DO NOT DRIVE
Defect: Kawasaki Motors Corp., U.S.A. (Kawasaki) is recalling certain 2024-2025 Ninja ZX-6R motorcycles. The motorcycles may lose engine power during operation due to seizure of a metal crankshaft bushing.
Risk: An engine stall increases the risk of a crash.
Fix: Owners are advised not to ride their motorcycles until the repair has been completed. The #5 metal crankshaft bushing must be inspected on all eligible units already in operation. If there is no abnormality with or damage to the bushing, the bolts holding the crankshaft together in the crank case must be re-tightened with proper torque. If there is any abnormality with or damage to the bushing, the parts must be replaced and the crankshaft properly tightened, or the engine must be otherwise repa
Service bulletins (1)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Engine 2025-12-12 · MC25-12 · Other
2024 ~ 2025 zx636j/k oil & filter change (factory authorized repair). this bulletin only applies to motorcycles that were eligible for recall mc25-08 and not repaired. owners that did not have recall repairs completed under recall mc25-08 require an oil change under recall mc25-11.
What owners report
2026-08-30 · Engine“my 2025 kawasaki ninja zx-6r abs krt edition suffered a catastrophic engine failure at approximately 2,300 miles, resulting in a physical hole/breach in the engine crankcase and loss of engine oil. the motorcycle is currently at the selling kawasaki dealer, motorcycle mall in [xxx]. this motorcycle is affected by kawasaki/nhtsa safety recall campa…”
2026-01-16 · Unknown Or Other“this motorcycle has been recalled twice. the first recall my bike passed and was good to go. i received another letter about a 2nd recall. was told it did not pass recall and is out of spec. i am now being told that my bike is passing kawasaki's new spec numbers for the recall. i do not feel safe riding a bike that was deem unsafe to ride and faili…”
2026-01-16 · Unknown Or Other“i am worried about my safety while riding this bike. there has been two different recalls associated with this bike. the first recall my bike passed and was deemed safe to ride. the second recall my bike failed and the dealer was in contact with kawasaki for a week. the dealership is now stating that since so many bikes were being failed, kawasaki …”
2026-01-13 · Engine“gmy name is duane willett and i filed a lemon law claim dec 8th and was referred to make a complaint to nhtsa by the texas dmv.the vehicle is coming up on three months of non use due to the manufacturer issued stop ride which was issued on two separate occasions. i purchased the 2025 kawasaki zx-6r vin number [xxx] brand new with zero miles [xxx] a…”
2026-01-05 · Engine“there has been two recalls on my motorcycle. my bike passed the first inspection, i took my bike in two weeks ago for the 2nd inspection, per my kawaskai dealer my bike did not pass. they informed me that my bike required a new engine. on saturday i call my dealer and was told that kawasaki re worded the recall fix solution and that my bike passed.…”
2025-12-29 · Unknown Or Other“this is a follow-up to my prior complaint regarding my 2025 kawasaki ninja zx-6r (vin [xxx] ). in december 2025 i received another recall notice for recall 25v798 stating that the prior recall repair may not have properly addressed the crankshaft bushing defect and again instructing that the motorcycle not be ridden. i attempted to schedule the rep…”
2025-12-29 · Engine“safety recall exists for engine stall risk but manufacturer has not provided parts or remedy for over two months. motorcycle cannot be used.…”
2025-12-18 · Engine“i own a 2025 kawasaki ninja zx-6r. the motorcycle is subject to multiple safety recalls related to crankshaft bearing/bushing seizure that can cause sudden engine stall and crash risk. in june 2025, kawasaki issued recall 25v376 and instructed owners not to ride the motorcycle until an authorized repair was completed. my motorcycle underwent the r…”
2025-11-20 · Engine“was notified by my local motorcycle store classic powersports of rockwall tx that my motorcycle has been recalled for the second time in less than 3 months for possible engine failure and the manufacture has not remedy. i've requested a buy back of the vehicle to purchase another model and i haven't received no response from the manufacture. i'm …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.