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Showing posts with label 250r. Show all posts
Showing posts with label 250r. Show all posts

Sunday, September 22, 2013

Great excellent Performance Kawasaki Ninja 250R

Kawasaki Ninja 250R
Kawasaki Ninja 250R is Best Great Excellent Perfomance Motorsport That is Review :
The Ninja® 250R has always been a great place for beginning riders to get started, but modern sportbike technology means the littlest Ninja is a great choice for more experienced riders as well — especially ones experienced at getting the most for their motorcycle dollar. While its twin-cylinder engine might be small, light and compact, its 8-valve head packs maximum power into every rpm. The 250R screams Ninja performance, from its sleek full fairing and 17-inch wheels, to its UNI-TRAK® rear suspension and triple petal-disc brakes.

The lightweight Ninja 250R’s secret of success is its winning formula: A rider-friendly engine, real world performance and an amiable chassis topped off with Ninja supersport styling. The icing on this small Kawasaki cake is the motorcycle’s ability to transcend skill levels and appeal to all riders from novice to seasoned veteran.

At the core of the Ninja 250R is an engine that thrives on high-rpm excitement. The gutsy 249cc parallel twin is tuned for a peppy, yet smooth and predictable power delivery. The beginner friendly low- and mid-range torque comes courtesy of its dual overhead camshafts and 2-into-1 exhaust system. A silky smooth six-speed transmission lets riders to exploit the 250R’s powerband without fanfare from that low-end grunt to the crowd pleasing and lively top-end rush. Last, but not least is the little Ninja’s silver lining — its excellent fuel economy.

Wrapping the 250R are the fairing and windscreen that not only look great, but deliver wind protection for a wide range of riding situations. Tucked in behind the windscreen are more rider-friendly features such as the easy-to-read instrument panel and neutral indicator.

A natural riding position and comfortable ergonomics combine with lightweight handling, easy controllability and great throttle response for pure pleasure on city streets. Part of this great handling and stability comes from the 17-inch wheels. Bringing the show to a stop are the large petal shaped 290mm front and 220mm rear rotors gripped by powerful two-piston hydraulic calipers. Like Kawasaki’s other Ninja models, the 250R is equipped with quality components and tuned for class-leading performance.

Lightweight and agile, the Ninja 250R boasts low ownership costs and is a dominating force in the entry-level sportbike category.

Authentic Kawasaki Accessories are available through Kawasaki dealers.

Features and Benefits:

DOHC 249cc Parallel Twin-cylinder Engine
- Compact parallel-twin design offers good mass centralization for superior handling
- Tuned to deliver smooth, step-free power with an emphasis on low- and mid-range power for rider-friendly response
- Pistons feature reinforced heads and strengthening in the pin boss area for increased durability
- Thick piston (longitudinally) rings help prevent oil consumption
- Combustion chamber design optimized to maximize combustion efficiency and reduce emissions
- Ample high-rpm performance will please riders using the full range of the engine

Cylinder head
- Intake and exhaust ports contribute to good off-idle response and smooth power delivery
- Valve timing and lift designed for strong low- and mid-range torque
- Direct valve actuation helps ensure reliable high-rpm operability
- Thin heads and stems on valves for reduced reciprocating weight

Carburetor
- Fine-tuned twin Keihin CVK30 carburetors offer good power feel and low fuel consumption

Reduced mechanical noise
- Automatic adjusting cam chain tensioner eliminates mechanical noise caused by a loose cam chain and reduces power-robbing friction loss
- Eliminating mechanical noise allows the use of a freer flowing exhaust for a better performance
- Complex construction with reinforcing ribs helps eliminate airbox reverberation and reduces intake noise
- Air filter accessible from the side, for easy replacement

Exhaust system
- 2-into-1 system contributes to the Ninja 250Rs low- and mid-range torque and smooth, step-free power curve
- Slightly upswept silencer extensively tested to determine chamber size, connecting pipe length and diameter to achieve least noise and most power
- Meets strict emissions with dual catalyzers; one in the collector pipe and the other in the silencer
- Using two catalyzers minimizes the power loss
- Positioning the first catalyzer as close to the exhaust ports maximizes its efficiency as well
Liquid Cooling
- Latest generation Denso radiator offers superior cooling with minimal space and weight
- Ring-fan uses a quiet-running motor that also saves space
- Fins on the lower side of the crankcase further helps cool the engine

Six-speed Transmission / Clutch
- Involute splines reduce friction and backlash between gears and shafts for easier gear meshing and smooth shifting under power
- Spring-type clutch damper reduces jerkiness at very low speeds and minimizes shocks when rolling on and off the throttle for a smoother clutch feel
- Paper-base friction plates help increase clutch durability

Chassis
- Sturdy and durable diamond-style frame of thick-walled steel tubing offers confidence-inspiring stability at both high and low speeds
- Beefy swingarm bracket contributes to the frames rigidity and helps achieve an ideal chassis stiffness balance
- Square-tube swingarm with a 60 x 30mm cross-section further adds to rigidity

Suspension
- 37mm telescopic front fork with firm settings contribute to the Ninja 250Rs smooth, stable handling and enhanced ride control
- UNI-TRAK® rear suspension complements the rigid frame and provides great road holding ability
- Rear shock features 5-way adjustable preload, enabling ride height to be maintained whether riding solo or with a passenger

Wheels
- Features 17" wheels like its larger supersport brothers
- Low-profile sportbike tires on wide rims contribute to its easy, neutral handling at low speeds

Brakes
- Large-diameter, 290mm front petal disc and a balanced action two-piston caliper offer excellent braking performance and a natural, direct feeling at the lever
- Two-piston caliper grips the rear 220mm petal disc

Ergonomics
- Natural riding position with slightly forward-slanting seat and wide, raised handlebars

Bodywork
- Styling, fit and finish of striking full-fairing bodywork match its Ninja supersport siblings
- Aggressive dual-lamp headlight design, slim tail cowl and separate seats further enhance the supersport look
- Front cowling and windscreen offer the rider a substantial amount of wind protection
- Two helmet holders conveniently located under the rear seat
- Under-seat storage can hold a U-lock or similar device
- Two hooks under the tail and the rear passenger pegs provide anchor points for securing items to the rear of the bike

Instrumentation
- Instrument panel features an easy-to-read, large-face analog speedometer along with an analog tachometer, odometer, trip meter, fuel gauge and warning lights
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Thursday, September 19, 2013

Review Kawasaki Ninja 250R Limited Edition

Kawasaki Ninja 250R Limited Edition
You are intending to know Kawasaki Ninja 250R Limited Edition...? 
Kawasaki has introduced a limited edition Ninja 250R in Japan.
It has a great paint scheme with black side panels echoes the MotoGP ZX-RR. 

Kawasaki has significantly re-engineered and redesigned the venerable Ninja 250R for 2008.

Engine and chassis changes, new bodywork and a larger, more powerful front brake are part of the new package. Here is the information from Kawasaki.

One look at the new Ninja 250R tells everyone that this bike is the genuine article. With a new full-fairing similar to the Ninja ZX-6R and -10R supersport bikes, a single kicked-up muffler, UNI-TRAK® rear suspension, high-performance petal disc brakes and a dual seat, this is the most stylish performer in its category.

Compact size, exceptional personality and a low price tag highlight Kawasaki’s new Ninja® 250R quarter-liter performer. Considering how much fun it is to ride and the fact that it’s the only 250cc sportbike sold in the U.S., it’s no wonder the Ninja 250R has been a strong seller for over a decade. Its successful blend of a rider-friendly engine, easy-to-operate chassis and supersport styling worthy of its Ninja moniker, this model was developed to offer real world performance to riders of all skill levels and goes to show that good things do come in small packages.

At the core of the lightweight Ninja 250R is an engine that thrives on high-rpm excitement. The gutsy 249cc parallel twin has been retuned to spice up its smooth and predictable power delivery. It now offers more low- and mid-range torque thanks to revisions to its dual overhead camshafts and a new 2-into-1 exhaust system. A silky smooth six-speed transmission tops off the sportbike equipment list, enabling the 250R to exploit a powerband that’s sure to please riders with its beginner friendly low-end grunt and a lively top-end rush that’ll keep seasoned veterans satisfied. The coup de’ grace, is its ability to deliver excellent fuel economy.

The 250R’s new fairing and windscreen not only look great, they deliver improved wind protection for a wide range of riding situations. This lightweight sportbike is loaded with even more rider-friendly features such as an easy-to-read instrument panel and positive neutral finder.

A natural riding position and comfortable ergonomics combined with its lightweight handling, easy controllability and improved throttle response make the 250R a pleasure to ride on city streets. Also new for 2008 are larger 17-inch wheels that offer great handling and improved stability. A larger 290mm front brake rotor is gripped by a powerful 2-piston caliper to provide a healthy dose of stopping power with a responsive feel at the lever. Like Kawasaki’s other sport models, the Ninja 250R is fitted with petal discs for efficient heat dissipation.

The simple formula of providing easy-handling agility, lightweight responsiveness, and low ownership costs make the Ninja 250R a force to be reckoned with in the entry-level sportbike category.

Review
Quick. Name the best-selling Kawasaki motorcycle in the United States in 2007.

The ever-popular and recently redesigned KLR650? The flagship Ninja ZX-10R sportbike? Maybe the Vulcan 900 Classic, an affordable cruiser?

No. While all those bikes rank in the top 10, Kawasakis best selling model last year was the Ninja 250. And just as Kawasaki waited 20 years to redesign its popular KLR650 dual-sport, it let the smallest Ninja languish virtually unchanged from 1988 to 2007.

Can you blame them? Why mess with success?

Well, one reason to mess with success is to make it even better, and fortunately, thats what Kawasaki has done with the 2008 Ninja 250R.

While the changes for 2008 run through every part of the motorcycle, the exterior facelift demands immediate attention. The Ninja 250 was right in the mainstream of sportbike styling when it first came out in the 1980s, but trends moved on as the 250 stayed put, and nostalgia doesnt play in the sporting world the way it does in the cruiser world.

For 2008, the Ninja 250R gets sleeker bodywork, a two-piece seat (the rear seat cowl shown in some of the photos is a $99.95 option) and a single exhaust canister, all of which bring the look smartly up to date. In fact, with bodywork determined more by styling than by the aerodynamic concerns dictated by racing, the smallest Ninja will actually be more attractive to many eyes than its more rounded 600cc and 1,000cc siblings.

As soon as you settle into the 250Rs seat, you notice a couple of additional differences from its bigger brothers. For one, although the seat is slightly higher than before, at 30.5 inches, its narrow and still allows even shorter riders to get both feet on the ground. With the majority of Ninja 250 buyers being first-time riders (and 33 percent being women), user-friendly ergonomics are important.

Which brings us to a second difference from the bigger sportbikes. The riding position is more sport-touring than sportbike in feel. The rider leans forward just slightly and leg room isnt cramped for anyone under six feet in height. Ninja 250 riders told Kawasaki they use their bikes mostly for riding around town, backroads excursions, commuting and shorter weekend trips, and this riding position matches that mission, especially for urban use, better than a racetrack-oriented sportbike crouch would.

Past Ninja 250 owners said they wanted a fuel gauge, so Kawasaki gave them a big one. Its as prominent as the tachometer, which makes the gauge cluster a little unusual in the sportbike world. The small tachometer is still easy enough to read, however.

And you will want to keep an eye on it. You just dont have to monitor the tach as closely as before.

Thats because much of Kawasakis work in redesigning the engine was aimed at providing more low-end and midrange torque. Revving the old Ninja 250 was fun, but also essential for forward progress.

Kawasaki updated the head of the engine with reshaped intake and exhaust ports, a newly shaped combustion chamber and thinner valves. Cam timing was also revised.

The 250R uses two Keihin carburetors, with the jetting revised for the new engine. Informed readers will wonder why the U.S. version doesnt come with the fuel injection system found on the 250R in Europe. The answer is on the price tag.

When Kawasaki asked Ninja 250 buyers to rank the level of importance of different aspects of the bike, they placed "price" number one. Thats not the case for any other motorcycle Kawasaki sells in the U.S. market.

"We had a choice," said Kawasakis Karl Edmonson. "We could have carbureted or fuel injected. To keep the cost down, we went with carbureted."

Meanwhile, the companys European division felt it needed fuel injection to be able to sell the 250R in Europe. Either way, emissions is not a problem and the 250R is 50-state legal. Its new exhaust system includes two catalyzers.

Along with the additional power from the engine redesign, the 250R got more stopping power with a slightly larger single disc up front and petal discs front and rear. The Kayaba rear shock is now adjustable for preload.

Oh, and one more change that will bring cheers from knowledgeable riders. The Ninja 250R gets 17-inch wheels in place of the old 16-inchers. In addition to better stability, the modern-size, six-spoke wheels allow a greater choice of tires.

"This is probably the thing that has had the biggest impact on making this feel like a different motorcycle," Edmondson said of the switch to 17-inch wheels.

While I personally havent had much experience with the former Ninja 250, test riders who owned the old version and sampled the 2008 model at the press intro in San Diego were quick to confirm Edmondsons assertion that the 250R feels like a different motorcycle.

We rode the bike the way Ninja 250 buyers say they ride: On city streets, jumping onto the freeway to get out of town, looping some tasty backroads -- everything except riding to work (luckily for us).

Pulling onto a southern California freeway on a 250cc motorcycle, theres reason to wonder about the bikes ability to keep up with traffic. No problem, as it turns out. About 8,000 rpm in sixth gear will have you speeding on any highway in the country, and the Ninja pulls to its 13,000 rpm redline. The additional power is crucial on the highway, and makes the 250R a far more versatile bike. You still have to plan passes in advance with a downshift or two, but really, you can ride this bike anywhere theres pavement.

Venturing onto curvier roads, the Ninjas light weight pays off. Theres nothing exotic here. Non-adjustable (except for rear pre-load) suspension, a single brake disc at both ends and bias-ply tires. But you dont need much exotica when you have well under 400 pounds of motorcycle to accelerate, turn and stop and a modest 16.2 foot-pounds of torque twisting the rear wheel.

The wide-spaced hand grips and narrow tires add to the nimbleness and the disc brakes provide plenty of stopping power. The footpegs are high enough that youre unlikely ever to scrape pavement. And while you need to keep the revs up above 8,000 rpm if you want to keep forward momentum going at a brisk pace, thats not a bad thing. I predict that new riders will actually hone their skills faster on a small bike like the 250R than they would on a bigger machine. If youre in the wrong gear, you cant just twist the throttle harder to get out of the hole you dug for yourself.

Fortunately, the six-speed transmission shifts easily and I never had trouble finding neutral at a stop.

If I could suggest any areas for improvement, Id look at the seat and the clutch. The seat is narrow, to help shorter riders get two feet firmly on the ground, and it starts to feel a little hard on longer rides.

More importantly, the clutch levers engagement point is pretty close to the end of its travel, the reach is typical of most motorcycles and the pull effort is heavier than Id expect for a small bike. A shorter reach would be helpful to many of the women riders buying the Ninja 250, and a lighter pull and broader range of engagement would help new riders learn clutch-throttle coordination. Some riders said a little adjustment improved the clutch. It might be a good idea for new riders to make sure the dealership pays extra attention to getting the clutch adjusted just right before the bike leaves the showroom.

The bottom line is that the improvements for 2008 make the Ninja 250R a more broadly usable bike than ever before, one thats aimed at exactly the types of riding that past buyers say they use their motorcycle for: around-town transportation, commuting, weekend sorties in search of fun. For an MSRP of $3,499, less than the price of similar-size scooters, buyers can get a real motorcycle thats cheap to buy, cheap to insure, cheap to keep filled with gas and will take you wherever the road leads.

The Ninja 250 has introduced thousands of newcomers to the joys of riding. Many of them moved on to bigger bikes. New riders will still get their first taste of street riding on the Ninja 250R. But now, more than ever, the Ninja 250R is all the motorcycle some riders will n
eed.
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Tuesday, September 17, 2013

Honda CBR 250R





Honda Motor Company marketed upscale motor bike or a premium single-cylinder 250 cc DOHC Honda CBR 250R is also marketed in several other countries in AsiaEuropeAmericaand Australia.


Honda CBR250R is the first motorcycle in the world who apply technologycombine the ABS braking system that combines the "combi brake system" with "antilock braking system." Features that make the performance more effective braking abruptly or when braking on slippery road conditions.

The product also features Honda CBR 250 Pro-Link system for the rear suspensionso that shocks to a softer seatHonda CBR 250 motorcycle was marketed at a price of Rp399 million per unit for the standard type and Rp465 million per unit types of ABS.



Specifications 

Engine:

     Type: 4 stroke, single cylinder DOHC 4 valve
     Capacity: 249.4 cc
     Diameter x measures: 76mm x 55mm
     Ignition: Computer-controlled digital transistorized with electronic advance
     Transmission: 6-speed

Dimensions:

     Wheelbase: 1369 mm
     Rake (Caster Angle): 25.0 °
     Trail: 95mm
     Seat height: 784.8 mm
     Tank capacity: 12.87 liters
     Colors: Metallic Black, Red / Silver
     Empty weight: 162.84 kg (standard)


Collection Of Colors 



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Thursday, August 29, 2013

2012 Honda NSF 250R Concept Pictures

2012 Honda NSF 250R Bike
2012 Honda NSF 250R Concept Modifications price, pictures, specifications, reviews, engine, transmissions, frame, suspensions, brakes, tyres, and wheels

Introduced in Japan 2012 NSF 250R the new Honda, the bike with which Nissan will take part in the upcoming world championship reserved for the 250 four times. 2012 NSF 250R is the very first prototype motor in the launch looks to the general public, the public also thinks in terms of motor design will be scaled in moto3 class is very cool …! Sure, if viewed from the outside looks very precise terms such as Honda RS 125 or MD 250 who first used by Moriwaki race.

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2012 Honda NSF 250R Bike
2012 Honda NSF 250R Bike
2012 Honda NSF 250R Bike
The new Moto3 contender unveiled after the Catalunya by Honda Racing Corporation (HRC), the new 2012 Honda NSF250R Moto3 Racebike is to go on sale in December 2011. The liquid-cooled, 4-stroke, single cylinder, DOHC, 249cc engine was specifically designed for Moto3. The2012 Honda NSF250R Moto3 Racebike is lightweight and compact while delivering high output.

Honda states that in order to achieve this high output together with excellent responsiveness on the 2012 Honda NSF250R Moto3 Racebike, the machine incorporates a front-intake/rear-exhaust configuration with high charging efficiency, while adopting a layout with the cylinder tilted back 15o to concentrate mass.
Honda drops the news the about specific details on the 2012 Honda NSF250R Moto3 Racebike. Hold on… MotoGP adds new class? The Moto3? Well, the new Moto3 class officially will be announced in Brno – Czech Republic with applications invited in Mugello – Italy.

2012 Honda NSF 250R Bike
2012 Honda NSF 250R Bike
To ensure power delivery all the way through to the high rpm range of the 2012 Honda NSF250R Moto3 Racebike, it adopts titanium valves for both the intake and exhaust to reduce friction. Furthermore, the design reduces friction between piston and cylinder and improves durability by offsetting the cylinder centerline and applying nickel silicon carbide (Ni-SiC) for the cylinder surface treatment. The easily replaceable cassette design selected for the close-ratio six-speed transmission, allows gear selection to be optimized over a large variety of racing circuits.

The frame on the 2012 Honda NSF250R Moto3 Racebike assures a degree of freedom in cornering and nimbleness which matches and goes beyond the Honda RS125R by revising the rigidity balance and the shape while inheriting the compactness of the Honda RS125R. Even though the basic structure of the front and rear suspension is same as the Honda RS125R, the 2012 Honda NSF250R Moto3 Racebike exclusive settings produce a machine with excellent riding stability.
The cowling makes the 2012 Honda NSF250R Moto3 Racebike the equal of the RS125R in aerodynamic performance, while a cooling duct on the under cowl improves the engine’s cooling performance. The color scheme on the photos is not the original color when the bike arrives for its future owners, as the NSF250R will be all-white. The price tag for this Moto3 bike is €23,600 in Spain.

2012 Honda NSF 250R Bike
2012 Honda NSF 250R Bike
 2012 Honda NSF 250R Bike


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