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2018–2026 · Sport Tourer · Buyer's Guide
The Supercharged Continent-Crosser
The H2 SX puts forced induction into a sport-touring package, and that's what sets this generation apart in its class. A centrifugal supercharger feeds a 998 cc liquid-cooled inline-four rated at 200 hp at 11,000 rpm and 101 lb-ft at 9,500 rpm. That's far more than the category needs to move a bike this size. Around it sit a steel trellis frame, a 58.3 in (1,480 mm) wheelbase, 17-inch wheels at both ends and adjustable suspension front and rear. Cornering ABS, traction control, ride modes, wheelie control and launch control all come standard. Serious hardware!
On paper, this hardware is built for big, fast days: long highway stretches to reach the good roads, then sweeping mountain passes once you're there. At 564 lb (256 kg) wet it's a substantial machine, and the engine's reserves are there to move that weight with authority. Cruise control is standard, the seat sits at 32.9 in (835 mm), and the 5.0 gal (18.9 L) tank pairs with a 41 mpg figure. Heated grips and a center stand are available as options. All of that points to an experienced rider who wants real touring reach without giving up performance. Fast and far. That's the brief.
Spec sheets don't ride bikes, but they set the baseline.
| Power | 200 hp (147 kW) @ 11,000 rpm |
|---|---|
| Torque | 101 lb-ft (137 Nm) @ 9,500 rpm |
| Displacement | 998 cc |
| Engine | Inline-four |
| Cooling | Liquid-cooled |
| Gearbox | 6-speed |
| Final drive | Chain |
| Fork | Upside-down (USD) |
| Front brake | 320 mm |
| Front tire | 120/70-17 |
| Rear tire | 190/55-17 |
| Wheelbase | 58.3 in (1480 mm) |
| Seat height | 32.9 in (835 mm) |
| Wet weight | 564 lb (256 kg) |
| Fuel capacity | 5.0 gal (18.9 L) |
| Fuel economy | 41 mpg (US) |
Equipment check
Chassis
Comfort
Connectivity
Drivetrain
Lighting
Safety
This isn't my test ride. It's what riders have told me over the years, in paddocks and at club nights, at fuel stops, and in the messages that land in my inbox. The chatter on this bike runs unusually consistent: praise for the motor, then the same short list of complaints.
The engine dominates the conversation. Riders describe the thrust as linear and turbine-smooth, and they call highway acceleration effortless and addictive. Close behind comes composure at high speed: owners say the bike stays planted and unbothered where others start to move around, and that long days leave them less worn than they expected. The electronics package draws steady praise as well, blind-spot monitoring included.
The gripes cluster low down. Weight is the recurring one: riders say tight turns and parking lots ask for deliberate input, and that it is less flickable than lighter sport-tourers. Fuel range is the next most common, with real-world economy around 41 mpg and a tank that has them looking for gas around 190 miles. Quieter voices mention a front end that tells them little on cold or wet roads, and a gearbox that feels notchy for a bike at this level.
Recall 20V676000: POWER TRAIN:MANUAL TRANSMISSION
Kawasaki Motors Corp., U.S.A. (KMC) is recalling certain 2018-2020 Ninja H2 SX, Ninja H2 SXSE, and 2019-2020 Ninja H2 SXSE+ motorcycles. In the event of a gear misengagement the engine electronic control unit (ECU) programming doesn't have the capability to suppress high RPM during transmission. If the transmission gears are not properly engaged while shifting into 4th or 5th gear, high engine RPM can cause the output gears of 4th or 5th to fracture when the gears re-engage.
Pistons may fail under aggressive aftermarket ECU tuning
The road-tuned SX engine uses higher-compression cast pistons of its own design. On bikes that have been tuned far beyond stock output with aggressive ECU flashes, owners have reported cracked piston ring lands, most often on the hotter-running inner cylinders, two and three. The cause is detonation and extra combustion heat from lean or overly advanced calibrations. Once a ring land cracks, combustion pressure blows past the rings and pressurizes the crankcase. That pushes engine oil up the crankcase breather into the airbox and supercharger intake. Stock and conservatively tuned bikes appear unaffected.
Thin paint on bodywork
The paint on the fairing is thin and prone to chipping from road debris.
Where this Kawasaki Ninja H2 SX pulls ahead of — or falls behind — its rivals on the numbers, and the typical bike in its class on character.
Power
Torque
Displacement
Wet weight
Seat height
Forget spec-sheet bragging. Here's who the Ninja H2 SX is actually built for.
If your days run 200 to 400 miles of curves and views, this is your best fit: 200 hp, standard cruise control and adjustable suspension, all built for long, fast, scenic stretches.
Made for Highway 1 / Big Sur · Black Hills · Blue Ridge Parkway
A close second for long hauls between national parks: 200 hp and 101 lb-ft to carry a full load with authority, plus cruise control for the endless straights in between.
Made for Beartooth Highway · Blue Ridge Parkway · Going-to-the-Sun Road
A workable fit if the ride there matters as much as the twisties: at 564 lb (256 kg) wet, this is a fast tourer built for the whole trip, not the lightest tool for tight switchbacks.
Made for Tail of the Dragon · Back of the Dragon · Blue Ridge Parkway
The Kawasaki Ninja H2 SX also comes in these variants, models and special editions. Each has its own page covering only what differs from the standard Ninja H2 SX — equipment, electronics, specs and used price.
If this one isn't quite the fit, these are the bikes worth riding back-to-back against it.
Any price note compares both bikes at the same age — the youngest age both have on the used market — against this Kawasaki Ninja H2 SX. “cheaper/pricier” is what that bike costs second-hand, not how worn it is.
