Yamaha YFZ450
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| Yamaha YFZ450 | |
| Manufacturer | |
|---|---|
| Also called | YFZ450X Bill Ballance Edition, YFZ450R Special Edition, YFZ450X SE, YFZ450X, YFZ450R SE, YFZ450R, YFZ 450 |
| Production | 2009 - 2019 |
| Class | ATV |
| Engine | single cylinder, four-stroke |
| Bore / Stroke | 95.0mm x 63.4mm |
| Compression ratio | 11.8:1 |
| Ignition | tci |
| Transmission | Gear box: 5-speed Final Drive: chain |
| Suspension | Front: independent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel Rear: cast aluminum swingarm, threaded preload adjustable coil-over springs, 3-way adjustable damper, 280 mm wheel travel |
| Brakes | Front: double disc. hydraulic. two-piston calipers. Rear: single disc. two-piston calipers. |
| Front Tire | 21/7-10 |
| Rear Tire | 20/10-9 |
| Wheelbase | 50.0 inches (1270 mm) |
| Length | 70.67 inches (1795 mm) |
| Width | 48.82 inches (1240 mm) |
| Height | 41.89 inches (1064 mm) |
| Seat Height | 31.89 inches (810 mm) |
| Weight | 350.09 pounds (158.8 Kg) (dry), 184.0 kg (wet) |
| Recommended Oil | Yamalube 10w-40 |
| Fuel Capacity | 2.64 Gallon (10.00 Liters) |
| Manuals | Service Manual |
The Yamaha YFZ450R SE was a single cylinder, four-stroke ATV produced by Yamaha between 2009 and 2019.
Engine[edit | edit source]
The engine was a liquid cooled single cylinder, four-stroke. A 95.0mm bore x 63.4mm stroke result in a displacement of just 449.0 cubic centimeters. Fuel was supplied via a double overhead cams/twin cam (dohc).
Drive[edit | edit source]
The bike has a 5-speed transmission. Power was moderated via the wet multiplate assist-and-slipper clutch.
Chassis[edit | edit source]
It came with a 21/7-10 front tire and a 20/10-9 rear tire. Stopping was achieved via double disc. hydraulic. two-piston calipers. in the front and a single disc. two-piston calipers. in the rear. The front suspension was a independent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel while the rear was equipped with a cast aluminum swingarm, threaded preload adjustable coil-over springs, 3-way adjustable damper, 280 mm wheel travel. The YFZ450R SE was fitted with a 2.64 Gallon (10.00 Liters) fuel tank. The bike weighed just 350.09 pounds (158.8 Kg). The wheelbase was 50.0 inches (1270 mm) long.
2009 Yamaha YFZ450R[edit | edit source]
The 2008 Yamaha YFZ450R is a pure sport quad, engineered to deliver the ultimate performance on the dirt track, drawing its cues from the MX world. It boasts a hybrid aluminum chassis for reduced weight and flex, but which is extremely strong, dramatically improving cornering and precise tracking at high speed.
The 5-valve DOHC engine is placed low in the frame for better mass centralization, a great match for the slightly wider profile and revised suspension geometry, all ensuring a performance boost in the hands of the skilled rider. Wide foot pegs and a redesigned seat provide excellent support in tight turns and when landing a hard one.
2009 Yamaha YFZ450[edit | edit source]
The 2008 Yamaha YFZ450 is the “civilian” version of the “war” R model: a zero-compromise, no-jokes sport quad, built for top performance on the dirt track. It boasts the same combination of aluminum and steel elements for the chassis, thus improving cornering and shaving off unnecessary weight and boosting the rider's confidence. Nitrogen-charged front shocks provide long travel for comfort in the most demanding of situations, while the motocross-derived linkage swingarm offers even more room for movement.
Electric start and eccentric chain adjuster for on-the-fly tuning are premium features when it comes to convenience, while the parking brake is a valuable addition for after-race peace of mind.
2010 Yamaha YFZ450R SE[edit | edit source]
Pop a wheelie, show off, leave your competitors eat your dust, claim all the races and shine like a champion as the dirt drips from your clothes: the 2009 Yamaha YFZ450R SE is the perfect tool for a smashing MX career. However, it will also prove a good friend for more casual trail riding and wilderness explorations. Loaded with Pro Armor accessories, such as nerf bars, race bumpers and front shock covers, the 2009 Yamaha YFZ450R SE is definitely not exactly a toy.
With a wide-track chassis, stability is no longer a problem, so you can really throttle hard. The 5-speed manual gearbox is the right way to bring power from the evil engine to the wheels, and race-specced shocks and wave brakes are there to help you get ahead the pack and win the race.
2010 Yamaha YFZ450X Bill Ballance Edition[edit | edit source]
The 2009 Yamaha YFZ450X Bill Ballance Edition is a great piece of off-road machinery for those in search of the ultimate trail-worthy quad with something extra to go. Honoring the GNCC Champion Bill Ballance, this special edition trail beast comes with several exclusive upgrades, such as the special graphics and the awesome Yamaha Blue frame.
At the same time, this nifty ATV comes with a golden D.I.D. chain , silver wheels and painted suspension springs, quick-release body fasteners and a GYTR grab bar with the #1 plate. With a more compact design favoring riding on forest trails, the narrow profile of the 2009 Yamaha YFZ450X Bill Ballance Edition makes it extremely nimble in all situations. Since fatigue is the least desired thing when riding, comfort-focused ergonomics are also in place, from floorboards to adjustable handlebars and easy-operation throttle.
2010 Yamaha YFZ450X[edit | edit source]
The 2009 Yamaha YFZ450X is a trail-optimized ATV developed from the YFZ450R racing machine. While sporting much of the character of the R model, the 2009 YFZ450X come with a shorter wheelbase for increased handling in tight spots, being even more capable to tackle uneven ground, stumps and rough rocky trails.
This ATV is easy to set up for different riders thanks to its 4-way adjustable ProTaper handlebars and fully-adjustable piggyback KYB suspensions. The seat is narrow in front and wider to the rear offering a lot of freedom of movement for the aggressive rider and providing a comfortable resting position, too.
On the tech side, the 2009 YFZ450X comes with the racing-specced Yamaha fuel injection for a precise throttle and titanium valves for dependable, high performance even in the most demanding of situations. A LED screen offers easy-to-read data on low fuel, coolant temperature, check engine, and neutral gear, all at a glance.
2010 Yamaha YFZ450R[edit | edit source]
The perfect blend of power for the toughest terrain and situations and the precise handling MX machinery needed to get the rider past the finish line, the 2009 Yamaha YFZ450R is a spectacular ATV. It sports the incredibly sturdy, light hybrid chassis rolling on adjustable long-travel suspension. The wide-track architecture offers great stability even in fast corners, while the sporty 449cc engine can produce enough torque for strong accelerations in pretty much any situation.
The new wheels have rolled in inner lips, and this decreases weight while increasing strength. The easy and precise throttle lever requires little effort, so riding it all day long will be less fatiguing and more rewarding. And with a 5-speed manual gearbox, riders will be able to squeeze the last drop of power from this evil MX machine. And still, the 2009 Yamaha YFZ450R can be also used as a fun-focused ATV for casual trail riding.
2011 Yamaha YFZ450X[edit | edit source]
The 2010 Yamaha YFZ450X is the perfect machine in case wood trails racing is your game. Derived from the pro-racing R model, the YFZ450X comes with a more compact design for enhanced maneuverability. The shorter wheelbase helps riders get past uneven ground and obstacles with more ease and less fatigue.
With 4-way adjustable ProTaper handlebars and fully-adjustable piggyback KYB suspensions, the 2010 Yamaha YFZ450X is easy to set up for multiple riders. The seat is narrow in front and wider to the rear offering a lot of freedom of movement for the aggressive rider and providing a comfortable resting position, too.
Designed with wining in mind, the 2010 YFZ450X comes with the racing-specced Yamaha fuel injection for a precise throttle and titanium valves for dependable, high performance even in the most demanding of situations. A LED screen offers easy-to-read data on low fuel, coolant temperature, check engine, and neutral gear, all at a glance.
2011 Yamaha YFZ450X SE[edit | edit source]
The 2010 Yamaha YFZ450X SE is a trail-racing monster, powered by a specially-tuned engine and capable to tackle pretty much any obstacles in its way. With exceptional low-to midrange rpm power and torque delivery, the 2010 YFZ450X SE offers a precise throttle thanks to the top-drawer 12-hole injection system for power maximization.
Being a racing beast, the 2010 Yamaha YFZ450X SE offers plenty of adjustability and premium options, such as a 4-way handlebar, fully-adjustable KYB suspensions, a LED screen offering data on low fuel, coolant temperature, check engine, and neutral gear.
Enhanced ergonomics provide a more comfortable stance, no matter whether riding hard in a straight line or off the seat in a fast, tight turn, while the rolled inner lip wheels provide the extra strength needed for hard landings.
2011 Yamaha YFZ450R[edit | edit source]
Enter the 2010 Yamaha YFZ450R, the no-compromise MX ATV for the discerning and daring riders. Powered by a 5-valve race-specced engine, this quad is all about performance and sports an aluminum frame for reduced weight without sacrificing rigidity and maneuverability. With a wide-track chassis, stability is no longer a problem, so you can really throttle hard.
The 5-speed manual gearbox is the right way to bring power from the evil engine to the wheels, and race-specced shocks and wave brakes are there to help you get ahead the pack and win the race. Ready for the track and core casual trail riding, the 2010 Yamaha YFZ450R's injected engine ensures an easy start in all conditions, from the blistering sand dunes to the wet forest.
2012 Yamaha YFZ450R[edit | edit source]
The 2011 Yamaha YFZ450R is an ATV created for heavy-duty exploitation on the motocross circuits and is loaded with a heap of features to make it fast, balanced, reliable and easy to handle. While this is definitely not a toy for beginners, it can double as an off-road fun machine in case riding on rough forest trails is among your preferences.
However, it's on the dirt track where the beast will shine: it sports a brawny 449cc engine loaded with titanium valves, with carefully tuned performance to deliver both power and torque right off idle, for hard accelerations and swift cornering.
Adjustable KYB suspensions and a 4-way adjustable ProTaper handlebar provide easy setup for different riders and a multitude of terrain types. Wides-spaced wheels ensure better stability in turns while the aluminum-steel chassis offers better mass centralization and good ground clearance. And with Yamaha's proprietary fuel injection, precise throttling makes the 2011 YFZ450R a razor-sharp racing beast.
2012 Yamaha YFZ450R SE[edit | edit source]
The 2011 Yamaha YFZ450R SE is the ultimate ATV motocross racing machine designed to deliver premium performance in the most demanding situations. Since handling is one of the key ingredients of winning a race, the 2011 YFZ450R SE comes with a weldless aluminum frame with a tensile steel bottom part for a lowered center of gravity and more stability.
The titanium valve 449cc engine has been tuned to deliver low-to-midrange torque for powerful acceleration during slow corners and plenty of torque to tackle obstacles. With piggyback reservoir adjustable suspensions, the 2011 YFZ450R SE can be rapidly set up for various riders and a multitude of terrain types, delivering great grip and excellent balance.
With a wide wheel spacing and generous wheel travel, this ATV also comes with good ground clearance, making fun for trail riding as well. And in case you crash, the bodywork parts can be easily swapped without tools, and without too much hassle.
2012 Yamaha YFZ450[edit | edit source]
For ATV motocross racing, wood trails or even sand dunes fun, the 2011 Yamaha YFZ450 is one of the nifty choices a discerning rider could make. Loaded with packs of power, torque and top-spec features, this ATV is the basis upon which the pro-racing machines have been developed on.
The 2011 YFZ450 comes with a smooth ratchet-type shifter and heavy-duty clutch for dependable operation and being able to handle quite a lot of abuse. The adjustable suspensions provide easy setup for different riders and a multitude of terrain types and the wide-spaced wheels ensure better stability in turns.
The aluminum-steel chassis offers better mass centralization and good ground clearance to easily pass over obstacles and keep a good balance during jumps, with the disc brakes providing dependable stopping force in case you got carried away by how nice this beast feels.
2013 Yamaha YFZ450R[edit | edit source]
The 2012 Yamaha YFZ450R is an ATV designed to race the motocross and dirt tracks, loaded with all the high-performance specs one might expect form such a machine. While this is definitely not a toy for beginners, it can double as an off-road fun machine in case riding on rough forest trails is among your preferences.
The 2012 YFZ450R sports a brawny 449cc engine loaded with titanium valves, with carefully tuned performance to deliver both power and torque right off idle, for hard accelerations and swift cornering. A counterbalancing shaft reduces vibrations and the low-to-mid rpm range tuning of the power plant ensures you get tremendous thrust right off idle. And with Yamaha's proprietary fuel injection, precise throttling makes the 2011 YFZ450R a razor-sharp racing beast.
Adjustable KYB suspensions and a 4-way adjustable ProTaper handlebar provide easy setup for different riders and a multitude of terrain types. Wides-spaced wheels ensure better stability in turns while the aluminum-steel chassis offers better mass centralization and good ground clearance to easily pass over obstacles and keep a good balance during jumps/
2013 Yamaha YFZ450R SE[edit | edit source]
The 2012 Yamaha YFZ450R SE is an ATV motocross racing machine. Since handling is one of the key ingredients of winning a race, the 2012 YFZ450R SE comes with a weldless aluminum frame with a tensile steel bottom part for a lowered center of gravity and more stability. Even more, thanks to the ProTaper 4-way adjustable handlebars, riders can choose the best stance to suit their riding style and thus max out the performance.
The racing-spec titanium valve 449cc engine has been tuned to deliver low-to-midrange grunt for powerful acceleration during slow corners and plenty of torque to tackle obstacles. With Yamaha's proprietary injection system, this ATV not only offers precise throttle but also delivers a predictable amount of power to allow the rider to make the best decisions.
With a wide wheel spacing and generous wheel travel, this ATV also comes with good ground clearance, making fun for trail riding as well. And in case you crash, the bodywork parts can be easily swapped without tools, and without too much hassle. With piggyback reservoir adjustable suspensions, the 2012 YFZ450R SE can be rapidly set up for various riders and a multitude of terrain types, delivering great grip and excellent balance.
2013 Yamaha YFZ450[edit | edit source]
The 2012 Yamaha YFZ450 is one of the nifty choices a discerning rider could make for pretty much any purpose involving the absence of a road. Loaded with packs of power, torque and top-spec features, this ATV is the basis upon which the pro-racing machines have been developed on and will feel at home on the motocross track, in the woods or across sand dunes.
This ATV comes with a smooth ratchet-type shifter and heavy-duty clutch for dependable operation and being able to handle quite a lot of abuse. The adjustable suspensions provide easy setup for different riders and a multitude of terrain types and the wide-spaced wheels ensure better stability in turns. The aluminum-steel chassis offers better mass centralization and good ground clearance, with the disc brakes providing dependable stopping force in case you got carried away by how nice this beast feels.
And if you feel like adding to it, the 2012 Yamaha YFZ450 can get a ton of GYTR accessories for both aesthetic and functional purpose.
2014 Yamaha YFZ450R SE[edit | edit source]
The 2013 Yamaha YFZ450R SE is the better-looking brother of the base model YFZ450R: it has got the same race-winning DNA and top-drawer engineering but the aesthetics are dramatically improved. This year model comes in Crimson Red/ Black graphics, with a dealer installed black GYTR front grab bar, while the bodywork is easily replaceable thanks for quick-release fasteners which require no tools. This means that if you crash, your rider will be back in full shape in just minutes after stopping in the pit area.
The premium KYB suspensions come with piggyback reservoirs and full adjustability for exceptional ground tracking regardless of the terrain, riding style or rider weight. The wider pegs are matched to a 4-way adjustable tapered handlebar for improved ergonomics, while the upgraded hydraulic triple disc brakes provide the necessary amount of braking power for premium control.
2014 Yamaha YFZ450R[edit | edit source]
Engineered for top-class motocross racing and extreme riding on unwelcoming terrain, the 2013 Yamaha YFZ450R sports a weldless frame made of lightweight aluminum elements combined with a high-strength steel lower part, helping centralize mass for better handling and more stability through tight, high-speed turns. The high-revving 5-titanium valve engine is now better tuned for delivering even more power across the whole rpm range, and the slipper clutch adds a smoother feel when downshifting, eliminating much of the hopping.
The 4-way adjustability of the handlebar offers the best ergonomics for multiple riders, a good match for the revised seat and wider foot pegs, ensuring improved maneuverability and less fatigue. Ready to race out of the box, the 2013 YFZ450R can also receive multiple aftermarket parts and accessories from Yamaha's GYTR line.
2017 Yamaha YFZ450R SE[edit | edit source]
The YFZ450R SE incorporates Yamaha Fuel Injection for precise fuel delivery. With a big 42mm Mikuni® throttle body and 12-hole injector, this system provides exceptional atomization of the fuel for maximum power. The system also includes ISC (Idle Speed Control) for easy, reliable start-up and warming.