KAWASAKI KLX Models/Series Timeline, Specifications & Photos

The 2018 Kawasaki KLX 450R has a superior four-stroke engine with enhanced power distribution and high performance at low and medium speed, 5-speed transmission, wide seat, electric starter motor, chassis, using only the latest achievements of modern technology.

The Kawasaki Digital Fuel Injection system sprays fuel from a 10-hole injector, with Kawasaki claiming easier starting, smooth idling and improved performance while consuming less fuel. The electrically started 249cc engine is otherwise unchanged from when we last saw the KLX250 in 2014. The engine is paired to a six-speed transmission with a revised shift drum for a firmer feel when shifting gears.

The Kawasaki KLX250 returns after a three-year hiatus with a lot to show for its brief absence. It gets a new, fuel-injected, four-stroke, DOHC, four-valve, liquid-cooled, 249cc single-cylinder engine.

The 2017 KLX 110 is powered by a 112cc, 4-Stroke, air-cooled, SOHC (OHC), single cylinder engine. With a cylinder bore of 2.09 in and stroke of 1.99 in, its motor is oversquare, meaning that the cylinder bore (width) is greater than the stroke (length). This makes the engine more powerful than one of similar displacement with a smaller bore. Electronic ignition makes starting your bike a breeze and ensures a consistent throttle response.

The Kawasaki KLX 110L model comes with a low seat height of 28.7 inches, push button electrtic start and a throttle limiter. It comes with a four speed transmission, with manual clutch, and a ground clearance of over 10 inches to clear the ruts and debris.

The Kawasaki KLX140 has the means to make every rider comfortable as they come off of the KLX110 ready to hit the dirt trails. It comes with a progressive manual clutch and five-speed transmission for the riders that are more inexperienced and the taller riders will like the roomier cockpit. The Kawasaki KLX140 shows its 144cc four stroke engine with a push of a button and is off in a flash on the KLX lightweight aluminum wheels.

The KLX 140 comes with the standard, five-way preload adjustment, but the L model monoshock boasts a remote reservoir with 14 compression-damping settings and 22 rebound settings for complete control over the ride. Both models run on 33 mm, right side up front forks complete with gaiters to protect the fork tube seal.

The KLX 140G is powered by a 144cc, 4-Stroke, air-cooled, SOHC (OHC), single cylinder engine. With a cylinder bore of 2.28 in and stroke of 2.14 in, its motor is oversquare, meaning that the cylinder bore (width) is greater than the stroke (length). This makes the engine more powerful than one of similar displacement with a smaller bore. Electronic ignition makes starting your bike a breeze and ensures a consistent throttle response.

The 2015 MY Kawasaki KLX110 is a small displacement dirt bike that can be enjoyed by both younger and older riders alike. The 26.8" seat height means that any rider older than eight can get behind the bars of this four-stroke 111cc two-wheeler.

The bike has a four-speed automatic transmission with a centrifugal clutch, which means that more inexperienced riders can learn how to shift without being distracted by a manual clutch lever.

Another feature on this bike is the push-button electric starting, which for safety reasons will only work when the bike is in neutral.

The 2015 MY Kawasaki KLX140 is a sound choice for a small displacement off-road bike. Its 144cc single-cylinder engine is paired to a close-ratio five-speed transmission with a progressive manual clutch that allows more inexperienced riders to master clutch engagement and gear shifting.

The two-wheeler has a keyless electric start system, via a handlebar-mounted button.

Another feature worth mentioning on this model is the 220mm front petal disc and large-bore 27mm twin-piston caliper, which can be found on its larger siblings, the KX450F and KX250F. This makes the bike more easy to control.

The 2014 MY Kawasaki KLX110 is a fun bike for children of all ages. The bike sports a 111cc four-stroke engine paired to a four-speed semi-automatic transmission driven by a centrifugal clutch. This makes it ideal for novice riders, letting them focus more on riding and less on shifting.

The factory standard racing paint job make it more appealing to younger riders. A combination of elements that are inspired from its bigger KX cousins, like the fuel tank, seat, side panels and fenders make the small 2-wheeler enticing even for older riders.

The 2014 MY Kawasaki KLX140 is a great choice for a small displacement off-roader. It sports a 144cc air-cooled single-cylinder packed with modern Kawasaki technology in it, to ensure a fun ride throughout the trail.

The close-ratio 5-speed transmission with a progressive manual clutch transfer the optimum amount of the engine's power to the wheel and in the same time may help more inexperienced riders get used to gear shifting and clutch engagement.

A big 220 mm front petal disc, the same size as those found in the KX540F/250F, ensure a strong and easy-to-control braking, whether on a woodland dirt track or on a gravel-track.

The new dual-purpose 2014 MY Kawasaki KLX250S was originally designed as a road version of the larger KLX300R. The 4-stroke 249cc single engine has been engineered for flawless torque delivery across the entire rev range. The six-speed transmission ensures both the brutal grunt needed to tackle steep uphill trails and relaxed riding along winding countryside roads. And in the city, the crisp acceleration will get one through slower traffic with ease.

Feeling at home on the road or the trail, the KLX250S, comes standard with a 43mm inverted cartridge fork and Uni-Trak rear suspension for a smooth ride on all types of terrain. The diamond frame allows lower engine placement, so the bike is more stable when enjoying a race on the dirt.

The 2013 Kawasaki KLX140L provides an alternative to riders who tend to outgrow the base model. That is, fellows with a longer inseam might find the KLX140 a tad too small for them, and here's where the L-suffixed model comes in handy. Bigger wheels provide better terrainability and a different stance, while allowing these riders to remain in the same displacement class.

Aside for larger, 19" front and 16" rear, wheels and a reservoir-type shock developed to improve performance and addressed especially to more experienced riders, it is the same as the KLX140.

The 2013 MY Kawasaki KLX140 comes with a bundle of features to help it cope with modern-day tracks.

The 144cc single-cylinder engine is paired to a close-ratio transmission for optimum power delivery. The progressive manual clutch helps even inexperienced riders master gear shifting and clutch engagement. The front 220mm petal disc and large-bore 27 mm twin-piston caliper, which are usually found on larger bikes, make braking precise and easy to master.

33mm telescopic fork and an Uni-Trak rear linkage with a 5-way preload adjustability mean it can tackle the every type of track and trail available out there.

The new and versatile 2013 MY Kawasaki KLX250S is a dual-purpose bike with all the credentials of both an off-road/ enduro and a small tourer.

Powered by a liquid-cooled 249cc single-cylinder engine mated to a six-speed transmission, it can provide fast acceleration for thrilling straight-line runs on the dirt track and well-mannered power deployment for strolling alongside forest trails or slow-traffic city roads.

The 43mm inverted front forks along with the Uni-Trak rear suspension provide excellent handling and comfort. The diamond high-tensile steel frame is rigid and was developed with no downtubes, enabling a lower engine placement, thus lowering the bike's center of gravity with enough ground clearance.

For the 2012 KLX450R model, Kawasaki have retained all the feature which have made so many off-road riders enjoy this bike. The 2012 Kawasaki KLX450R comes with the gritty and responsive 449cc single-cylinder engine which provides dependable thrust across the whole rpm range, perfect for off-road and motocross, while providing excellent trail and cross-country capabilities, as well.

Adjustable suspensions for both front and rear make sure the bike can be easily set up for a variety of surfaces and riders, while still offering excellent traction and comfort. A fully-digital instrument cluster offers easy-to-read data while the 5-gear transmission and lightweight construction provide good handling and top-notch steering. Given the already installed headlight and rear-fender tail/ brake light, all that's needed for a street-legal homologation for 2012 Kawasaki KLX450R are blinkers and a license plate holder.

The modifications made in the 2009 KLX110 prove to be successful ones, as they are still featured in the 2012 model. This motocross motorcycle has all that's needed to be used for teaching the basics of dirt racing to the young riders: it has a small profile, making it unintimidating and easy to handle, and it provides just the right amount of power.

With a revised 112cc engine, the 2012 Kawasaki KLX110 is now capable to deliver both easy maneuverability and a thrilling ride across rough terrain, while the automatic engine decompression electric system makes starting a breeze. The factory team graphics make the bike look cool, while numerous accessories are also available to turn the 2012 Kawasaki KLX110 into a top-drawer racing machine.

Perfect for daily commuting and off-road fun during the weekends, the 2012 Kawasaki KLX125, is a small-displacement mono-cylinder motorcycle powered by an air-cooled 4-stroke engine offering in excess of 10 hp. Thanks to the lightweight construction and diminutive profile, this bike can easily squeeze through the urban jungle and get you to your destination in time, while its low fuel consumption makes it a budget-friendly machine.

The perimeter steel frame is light and sturdy and can also withstand the rigors of the unpaved roads, while the fuel injection provides smooth an predictable acceleration, making the 2012 KLX125 also suitable for young, inexperienced riders. The disc brakes add the necessary stopping force, while the Uni-Trak rear suspension ensures the best comfort you can get form such a bike.

Retaining all the features that have made so many people love the series, the 2012 Kawasaki KLX250 carries on the dual-purpose heritage of its previous models.

This bike is equally suitable for city riding to work and for fun on the forest less-trodden paths. It sports a fully-adjustable suspensions to trim your ride the way you want while the lower, narrow seat provides great handling during turns and lets riders reach the ground easier when stopped.

The 2012 Kawasaki KLX250 is street-legal and offers an aggressive-look headlight with modern, stylish blinkers and fully-featured digital instrumentation. The manual 6-speed gearbox has been tuned to deliver both the high torque needed for off-road trailing and the high speed when riding the open roads.

The 2012 MY Kawasaki KLX140 comes in two versions, the standard KLX140, addressed mainly to younger riders, and the KLX140L, with its 19" front and 16" rear wheels, which addresses larger and a little more experienced riders.

When it comes to dirt bikes, the KLX140 may be considered one of the best options available, small and nimble, but also still packing some juice thanks to its 144 cc air-cooled, single-cylinder engine. The electric start via the handlebar-mounted button also enhances the appeal and ease of use of this small motorcycle.

The 33mm telescopic fork and the rear UNI-TRAK linkage system and single shock with 5-way preload adjustability mean it can tackle almost any type of terrain.

The 2012 MY Kawasaki KLX250S is a bike designed to combine the best of two worlds. Whether one is commuting to and from work or wants to enjoy a weekend off-road trail, the KLX250S can do both jobs.

A single-cylinder 249cc DOHC engine has a broad torque curve but is also lightweight and feels confident even at high revs, combined with the excellent adjustable Uni-Trak rear suspension and the 43 mm front fork make it good for off-roading.

Other features, such as the push-button electric start and the fully digital instrumentation enhance its everyday capabilities if one chooses to use it on his daily commute also.

The 2011 Kawasaki KLX450R is a trail/ off-road bike which can also be used for dirt or motocross racing. Its powerful 449cc engine produces a heap of torque throughout the whole rpm range so it can be used for pretty much any fun or sporty activity involving the absence of asphalt.

However, given the fact that it already comes with a headlight and rear fender brake/ tail light, adding blinkers and a license plate holder could get you a road homologation and transform the bike into a real dual-sport one

Adjustable suspensions for both front and rear make sure the bike can be easily set up for a variety of surfaces and riders, while still offering excellent traction and comfort. A fully-digital instrument cluster offers easy-to-read data while the 5-gear transmission and lightweight construction provide good handling and top-notch steering.

The 2011 Kawasaki KLX110 is a small-displacement single-cylinder motorcycle created for young riders. Powered by an 112cc air-cooled 4-stroke engine, this bike is one of the best ways to start training your kid and teach him or her the basics of motocross riding.

Sporting small, unitimidating dimensions, the 2011 Kawasaki KLX110 offer excellent handling in both straight lines and turns, while the sturdy steel backbone frame is also good for jumps. The lightweight construction of the bike and smart ergonomics provide effortless steering and cause less fatigue, even after longer races.

With an added 4th gear and revised valve timing, the 2011 Kawasaki KLX110 delivers more power at all rpm, with a low-rev-oriented grunt for an enhanced sensation of thrilling thrust right off idle.

125cc is sometimes just about all you need if economical 2-wheeled transportation across and around the city is what you need. And since you can't really take a scooter on the forest trails, here's the solution: the 2011 Kawasaki KLX125, a bike to bring together the best of both worlds.

It sports a small-displacement 4-stroke engine with enough brawn for carrying you to work on a daily basis and provide lots of fun during weekends, off the paved road and up the green hills. With a small weight of just 113 kg (249 lbs), the 2011 Kawasaki KLX125 is easy to handle, while the manual 5-speed gearbox will provide the perfect balance between speed and torque for pretty much any scenario.

Perfect for both asphalt and dirt, the 2011 Kawasaki KLX250 is the bike you should ride if you value the low fuel consumption, city-carving capabilities and trail-oriented brawny engine. Packing together the best of the two worlds, the 2011 Kawasaki KLX250 offers great looks with zero-compromise performance.

You get fully-adjustable suspensions to trim your ride the way you want, paved or unpaved roads and all, while the lower, narrow seat provides great handling during turns and lets riders reach the ground easier when stopped.

The Kawasaki KLX250 is street-legal and offers an aggressive-look headlight with modern, stylish blinkers and fully-featured digital instrumentation. The manual 6-speed gearbox has been tuned to deliver both the high torque needed for off-road trailing and the high speed when riding the open roads.

The 2010 Kawasaki KLX450R is a powerful off-road and trail motorcycle which can take you anywhere, provided your skills are up to the task. Loaded with a 449cc engine inside a sturdy and light frame, the 2010 KLX450R is one of the best trail beasts out there.

It packs a lot of punch and a generous ground clearance to effortlessly make it past the roughest of terrains, while the adjustable suspensions deliver smooth shock damping and excellent traction. The petal rotors help fending off mud form the brake pads and this adds to the overall confidence.

Designed mainly for off-road/ trail or dirt racing, the 2010 Kawasaki KLX450R also boasts true dual-sport potential: you could get a street bike homologation if you install blinkers and a license plate holder. With headlight and rear-fender brake/ tail light already in place, you could transform your 2010 KLX450R into a street-legal machine to ride to the track and back.

The 2010 Kawasaki KLX110 retains the nee character of the previous year model: a slightly increased displacement, the additional 4th gear and the revise engine tuning. Even though the 2010 Kawasaki KLX110 is a bike crated for children, there was no need to make it a poor one, therefore a careful valve timing trim allowed better power deployment throughout the whole rpm range, for a more thrilling ride.

The 2009 KLX110 comes with an electric starter adding a ton of convenience thanks to its automatic engine decompression, but keeps the kickstart in its place, just in case. On the outside, the factory team styling looks awesome and inspiring, making the 2010 Kawasaki KLX110 an exceptional tool for teaching the basics of motocross the the young riders, while being lightweight and easy to handle and building up more confidence after each ride.

The 2010 Kawasaki KLX125 is a lightweight, compact, 125cc motorcycle created for both easily squeezing through the busy city traffic while at the same time providing lots of fun on unpaved roads and forest trails. Sporty in nature, the Kawasaki KLX125 will prove a worthy choice for those looking for a 2-wheel transportation solution: it will offer swift riding, exceptional handling (thanks to less weight) and low fuel consumption.

The fuel-injection system is inspired by those on the big bikes and offers both power and confidence; the 2010 KLX125 is just a scaled-down Kawasaki, and by no means a lesser machine. Disc brakes help taming the motorcycle and offer dependable stopping force when needed. And yes, the 2010 Kawasaki KLX125 is street-legal.

The 2010 Kawasaki KLX250 has been designed with two major purposes in mind: agility and high maneuverability in the city, and dependable resilience and price-worthy brawn for the less trodden paths. The resulting machine brings together the nifty commuter capabilities and the robustness of an off-road bike, making riding the 2010 Kawasaki KLX250 a truly rewarding experience.

It's street-legal equipment lets you safely ride it in the busy traffic and reach your destination earlier, while its trail-oriented nature provides ample suspension setups to suit any riding style and offer the best possible road contact no matter the surface.

A lower and narrow seat provides better confidence for riders: they can steer the bike faster and with less effort, while also being able to reach the ground easier when stopped. The all-digital digital instrument cluster provides comprehensive data and is of course, backlit.

The 2009 Kawasaki KLX450R is a bike which can provide extraordinary fun for the skilled rider. It has been developed and an off-road and trail motorcycle, but minor modification can make it street-legal, too. With Kawasaki loading an industry-standard headlight in the front end and a tail/ brake light in the rear mud guard,all you need is turn signals and a license plate, and you can ride the 2009 Kawasaki KLX450R straight from home to the wild place, no van or pickup needed.

This bike comes with fully-digital instrumentation, an electric start backed up by a kick lever, petal brake rotors for both dependable stopping force and keeping the pads free from mud and dirt, while sporting a generous ground clearance to effortlessly make it past the obstacles. Adjustable suspensions for both front and rear provide great traction and excellent shock damping for a smooth less fatiguing ride from dusk till dawn.

Small and at the very same big, the 2009 Kawasaki KLX110 is a nifty motocross bike for kids to start with. With an updated valve timing and multiple enhancements, the new KLX110 delivers more power throughout the whole rpm range, with specially-devised low-rpm character.

While still sporting a kick start, the 2009 Kawasaki KLX110 also comes with an electric starter adding a ton of convenience thanks to its automatic engine decompression. The gearbox has been extended to a 4-speed design to provide a better response to all the demands of dirt racing. On the outside, the factory team styling looks awesome and inspiring, making the 2009 Kawasaki KLX110 an exceptional tool for teaching the basics of motocross the the young riders.

The 2009 KX85 I Monster Energy / Pro Circuit Limited Edition is an exclusive racing machine dedicated to young riders, boasting a heap of nifty features which offer one of the best performance specs in its class.

The 84cc 2-stroke single-cylinder engine may be small, but it packs a lot of punch, and together with the 6-speed gearbox, it provides both a challenging training platform and enough grit for serious racing. The bike comes with adjustable suspensions and high-performance disc brakes, a revised radiator and enhanced ergonomics. With a narrow profile and revised ergonomics, its sturdy perimeter steel frame offers enhanced handling and allow a more aggressive steering through fast turns.

The 2009 Kawasaki KLX125 is a small-displacement bike for those who want a commuting capabilities with low fuel consumption and still with sufficient brawn for a pleasant ride off the paved roads. This bike is powered by a simple, 4-stroke 125cc engine which offers 10 hp, yet sporting a big-bike fuel injection system.

The lightweight construction of the bike makes it extremely easy to handle in any conditions, city or trail. The 2009 Kawasaki KLX125 weighs in at 113 kg (249 lbs) and its narrow, lower seat provides great knee-steering and balance. With disc brakes, the Kawasaki KLX125 is easy to tame and safe in the busy city traffic.

With a no-nonsense blinker set and headlight, this 5-speed motorcycle is also perfect for young riders to train their skills prior to jumping in the seat of the bigger beasts.

The 2009 Kawasaki KLX250 is a motorcycle built for rough terrain, but thanks to its smart ergonomics and fully-featured design, it can also double as a swift and convenient commuter bike. While its design is inspired by the bigger off-road bikes, the KLX250 provides the best fun on both paved and unpaved roads.

With a narrow, redesigned seat, riders can now reach for the ground easier, for a boost of confidence, riding and when stopped, alike. The suspensions can be fully-adjusted and thus offer the best grip on a multitude of road surfaces, being also easy to tune according to each rider's style.

Not only is the 2009 Kawasaki KLX250 street-legal, but it also sports an all-digital instrument cluster loaded with a digital bar-graph tachometer, digital speedometer, clock, and dual trip meters, and the fuel-injection lamp also doubles as a low-fuel warning lamp.

This dual purpose motorcycle has great mobility on the road. A compact, liquid-cooled, four-stroke, single-cylinder engine displacing 249cc, the KLX250SF features convenient electric-starting. The engine is mounted beneath a lightweight, high-tensile steel perimeter frame to deliver a low center of gravity and enhanced maneuvering on tight trails.

The KLX 250 is one of Kawasaki's street legal offroad motorbikes. This dual purpose motorcycle has the same mobility on or off the road. the 249cc engine provides sufficient torque and power to make it a great off-roader. A compact, liquid-cooled, four-stroke, single-cylinder engine displacing 249cc, the KLX250S features convenient electric-starting. The engine is mounted beneath a lightweight, high-tensile steel perimeter frame to deliver a low center of gravity and enhanced maneuvering on tight trails.

The 2008 Kawasaki KLX450R is an off-road and trail motorcycle which can be relatively easy transformed into a street-legal machine. Unlike other off-road machines, the 2008 KLX450R comes with an industry-standard headlight and a tail/ brake light, as well. All one needs to add are blinkers and a license plate, provided all homologation goes well.

This bike is loaded with a lot of nifty features such as an electric start, fully-digital comprehensive and compact, easy-to-read instrumentation, while the 5-speed gearbox ensures easy tackling of pretty much any terrain. Couple all this with the adjustable suspensions and you get a bike which can literally go everywhere, if ridden skillfully.

The 2008 Kwasaki KLX250 is bike bringing together the off-road capabilities of a machine that's designed to take you anywhere and the features that make it a very convenient city motorcycle. That's right, the 2008 KLX250 is perfect for daily commuting: easy to handle, light, with a narrow profile to squeeze through busy traffic, and full instrumentation.

While being a major fun source on the forest roads and crossing creeks, the 2008 Kawasaki KLX250 is also street-legal, and its ergonomics have been tuned for both areas.

A narrow seat offers great maneuverability, while its low height is reassuring for inexperienced riders. Fully-adjustable suspensions make sure you can set up the bike just the way you feel it's best for your style, and the all-digital instrumentation provides the essential riding data.

The 2007 Kawasaki KLX450R can be considered a large-displacement off-road motorcycle. With a 449cc single-cylinder 4-stroke engine, is is one of the biggest bikes created for both leisure and racing across rough terrain, being suitable for cross-country and dirt racing, alike.

The fork of the 2007 KLX450R sports a mixed, air and oil system with separate chambers, providing a smoother and more dependable shock damping, while the Uni-Track rear unit keeps traction to a max. The kickstart is backed up by a convenient electric system, while headlight and a tail/ brake light provide a good basis for transforming this bike into a street-legal one. Petal brake rotors keep pads clean form mud and provide confident stopping force, while the compact and comprehensive digital instrument cluster offers critical riding data at a glance.

Designed with children in mind, the 2005 KLX110 is a nifty starter motocross bike. Despite it's 111cc displacement, this bike is not as powerful as some kids might fear: the 4-stroke engine provides enough punch for a thrilling ride and will move the bike quite fast across rough terrain, but it will lack the aggressiveness of the 2-stroke power unit, inspiring a more relaxed and an overall smoother ride.

The 3-speed centrifugal transmission means less clutch-work and an easier operation, so the bike will be less puzzling for the new riders, allowing a smoother learning curve and yet not being that easy to outperform.