The 2011 Yamaha YZ450F is a high-performance motocross bike known for its revolutionary reversed-cylinder engine design. As part of the YZ450F line, it's a pure off-road competition machine. While there aren't distinct trims, the model year itself signifies its offerings. It was a groundbreaking year for Yamaha, and its popularity stems from its innovative engineering and competitive edge in the motocross world.
The Good
The 2011 YZ450F boasts exhilarating performance with its unique engine layout, delivering potent power. Its robust Yamaha reliability is a practical advantage, while its aggressive design and advanced handling inspire confidence and thrill riders, offering exceptional value for competitive off-road enthusiasts.
The Bad
Potential weaknesses for the 2011 YZ450F include a somewhat stiff suspension out of the box, which may require tuning. Some riders found the fuel injection mapping a bit aggressive initially. The reversed engine, while innovative, can also mean specific maintenance considerations.
2011 Yamaha YZ450F: Quick Overview
- Engine: 449cc liquid-cooled, DOHC, four-stroke, backward-inclined engine. This unique design places the fuel injector closer to the combustion chamber and the exhaust port at the rear of the cylinder.
- Horsepower: While Yamaha doesn't officially release horsepower figures for competition bikes, dyno tests typically place the 2011 YZ450F in the range of 55-58 horsepower at the rear wheel.
- Fuel Economy: Fuel economy is not a primary design consideration for motocross bikes, as they are intended for short, high-intensity rides rather than long-distance travel. Expect to refuel frequently during extended riding sessions.
- 0-60 Times: 0-60 mph times are not a standard metric for motocross bikes, as their performance is measured in terms of acceleration out of corners and overall track speed. However, the bike is exceptionally quick and capable of reaching high speeds rapidly.
- Towing Capacity: Not applicable. This is a dedicated off-road competition motorcycle and is not designed for towing.
- Trim-Level Features: As a competition motocross bike, the 2011 YZ450F does not have traditional trim levels like street motorcycles. The primary features include:
- Lightweight aluminum bilateral beam frame for optimal rigidity and handling.
- Advanced KYB SSS (Speed Sensitive System) front forks and KYB rear shock with extensive adjustability for precise suspension tuning.
- High-performance braking system with petal-style rotors for improved cooling and stopping power.
- Lightweight aluminum handlebar with adjustable mounts for rider comfort and control.
- Wide footpegs for enhanced grip and stability.
- Aggressive bodywork and graphics for a race-ready appearance.
- Fuel injection system for improved throttle response and power delivery across the RPM range.
- 5-speed transmission optimized for motocross racing.
- Quick-release rear wheel for faster tire changes.
- Durable clutch and transmission components designed for demanding off-road use.
2011 Yamaha YZ450F Specifications
Vehicle Information
| Year | 2011 |
| Make | Yamaha |
| Model | YZ450F |
| Trim | - |
| Style | - |
| Type | Motorcycle |
| Category | Motorcycle |
Manufacturing Details
| Made In | Japan |
| Manufacturing City | HAMAMATSU |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 449-CC |
| Engine Size | 449L |
| Engine Cylinders | 1 |
| Transmission | 5 Motorcycle - Chain Drive |
| Transmission Type | Motorcycle - Chain Drive |
| Transmission Speeds | 5-Speed |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
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What Problems Does the 2011 Yamaha YZ450F Have?
The 2011 Yamaha YZ450F, while generally a robust machine, did have a few areas that owners and mechanics noted. One of the more commonly discussed aspects was the fuel injection (FI) system. Some riders reported that the stock mapping could be a bit abrupt or tricky to manage at low RPMs, especially for less experienced riders, sometimes leading to flameouts or jerky throttle response. This wasn't necessarily a mechanical failure but more of a tuning characteristic that many owners addressed with aftermarket ECU tuners or by adjusting parameters via Yamaha's GYTR Power Tuner.
Another point of discussion revolved around the unique reversed-cylinder engine layout. While this design offered significant benefits in terms of mass centralization and power delivery, it also meant that certain maintenance tasks might be slightly more involved than on a conventional engine. For example, accessing certain components could require more disassembly. However, actual mechanical failures stemming directly from this design were not widespread.
Regarding recalls, a comprehensive search of NHTSA (National Highway Traffic Safety Administration) records for the 2011 Yamaha YZ450F did not reveal any major safety recalls specifically tied to catastrophic failures or widespread issues that would halt production or necessitate a massive recall campaign. Yamaha has a strong reputation for reliability, and this model generally upholds that.
Long-term reliability concerns for this model, like most high-performance motocross bikes, are heavily dependent on how the machine was ridden and maintained. Bikes that were raced intensely and not meticulously cleaned, lubricated, and serviced regularly are more prone to premature wear on components such as the piston, rings, valves, and clutch. Regular oil changes, air filter cleaning, and valve adjustments are critical. Some owners have reported clutch basket wear over time due to aggressive use.
It's important to note that for a 2011 model, the most significant factor impacting its current reliability is not inherent design flaws but rather the history of its previous owners and the quality of maintenance it has received. A well-maintained 2011 YZ450F can still be a very capable and reliable machine.
Another point of discussion revolved around the unique reversed-cylinder engine layout. While this design offered significant benefits in terms of mass centralization and power delivery, it also meant that certain maintenance tasks might be slightly more involved than on a conventional engine. For example, accessing certain components could require more disassembly. However, actual mechanical failures stemming directly from this design were not widespread.
Regarding recalls, a comprehensive search of NHTSA (National Highway Traffic Safety Administration) records for the 2011 Yamaha YZ450F did not reveal any major safety recalls specifically tied to catastrophic failures or widespread issues that would halt production or necessitate a massive recall campaign. Yamaha has a strong reputation for reliability, and this model generally upholds that.
Long-term reliability concerns for this model, like most high-performance motocross bikes, are heavily dependent on how the machine was ridden and maintained. Bikes that were raced intensely and not meticulously cleaned, lubricated, and serviced regularly are more prone to premature wear on components such as the piston, rings, valves, and clutch. Regular oil changes, air filter cleaning, and valve adjustments are critical. Some owners have reported clutch basket wear over time due to aggressive use.
It's important to note that for a 2011 model, the most significant factor impacting its current reliability is not inherent design flaws but rather the history of its previous owners and the quality of maintenance it has received. A well-maintained 2011 YZ450F can still be a very capable and reliable machine.
How long will the 2011 Yamaha YZ450F last?
Estimating average mileage for a 2011 Yamaha YZ450F is challenging as they are typically not ridden daily like street bikes. Many are used for recreational riding and racing, with hours of use being a more relevant metric than miles. A well-maintained YZ450F can last for hundreds of hours of riding. Those used primarily for trail riding and light recreation, with consistent oil changes, air filter cleaning, and regular valve checks, could see 5-10 years of service with only routine wear-and-tear parts replacement.
However, bikes used for aggressive racing will wear out components much faster. A competitive motocrosser might put 50-100 hours on a bike in a single season, requiring top-end rebuilds annually. Over time, the engine cases, frame, and suspension components will endure significant stress. The long-term durability hinges on meticulous maintenance; neglecting this will lead to premature wear on the piston, rings, valves, and transmission. Clutch wear is also common with aggressive use. The aluminum frame is generally durable but can be susceptible to bending or cracking in severe impacts.
However, bikes used for aggressive racing will wear out components much faster. A competitive motocrosser might put 50-100 hours on a bike in a single season, requiring top-end rebuilds annually. Over time, the engine cases, frame, and suspension components will endure significant stress. The long-term durability hinges on meticulous maintenance; neglecting this will lead to premature wear on the piston, rings, valves, and transmission. Clutch wear is also common with aggressive use. The aluminum frame is generally durable but can be susceptible to bending or cracking in severe impacts.
What Technology & Safety Features are Included?
The 2011 Yamaha YZ450F is a dedicated motocross competition motorcycle, and as such, its feature set is focused entirely on performance and rider control, not on the creature comforts or advanced technology found in street bikes. Therefore, it lacks typical automotive tech, entertainment, driver-assistance, and safety features.
Technology: The most significant technological innovation for this model year is its fuel injection (FI) system. This system, coupled with the unique backward-inclined engine, provides optimized fuel and air mixture delivery for improved throttle response and power across the RPM range. While not infotainment, the FI system is a crucial performance enhancement. Yamaha also offered the GYTR Power Tuner (optional accessory) which allowed riders to adjust fuel and ignition mapping to fine-tune engine performance for different track conditions or rider preferences.
Entertainment: There are no entertainment features whatsoever. This bike is built for the raw experience of off-road riding and racing.
Driver-Assistance Features: None. Features like ABS, traction control, or stability control are not present, as these would detract from the direct control and feedback a motocross rider requires.
Safety Features: The primary safety features are inherent to the design and construction of a robust motorcycle built for aggressive riding. This includes:
Optional Features: Beyond the GYTR Power Tuner, optional accessories would typically include various protection components (skid plates, handguards), different exhaust systems, wider handlebars, upgraded seat covers, and graphics kits.
Crash-Test Ratings: Motorcycles do not undergo crash-test ratings in the same manner as passenger vehicles. Their safety is evaluated based on design integrity, component strength, and the rider's ability to maintain control.
Technology: The most significant technological innovation for this model year is its fuel injection (FI) system. This system, coupled with the unique backward-inclined engine, provides optimized fuel and air mixture delivery for improved throttle response and power across the RPM range. While not infotainment, the FI system is a crucial performance enhancement. Yamaha also offered the GYTR Power Tuner (optional accessory) which allowed riders to adjust fuel and ignition mapping to fine-tune engine performance for different track conditions or rider preferences.
Entertainment: There are no entertainment features whatsoever. This bike is built for the raw experience of off-road riding and racing.
Driver-Assistance Features: None. Features like ABS, traction control, or stability control are not present, as these would detract from the direct control and feedback a motocross rider requires.
Safety Features: The primary safety features are inherent to the design and construction of a robust motorcycle built for aggressive riding. This includes:
- Strong, durable frame designed to withstand impacts.
- High-performance braking system (petal-style discs) for effective stopping power.
- Quality suspension components (KYB SSS forks and shock) designed for absorbing impacts and maintaining control.
- Ergonomically designed handlebars, grips, and footpegs to aid rider control.
Optional Features: Beyond the GYTR Power Tuner, optional accessories would typically include various protection components (skid plates, handguards), different exhaust systems, wider handlebars, upgraded seat covers, and graphics kits.
Crash-Test Ratings: Motorcycles do not undergo crash-test ratings in the same manner as passenger vehicles. Their safety is evaluated based on design integrity, component strength, and the rider's ability to maintain control.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
2011 Yamaha YZ450F Prices and Market Value
When new, the 2011 Yamaha YZ450F had an MSRP typically in the range of $8,000 to $8,500. As a high-performance, used competition bike, its current market value varies significantly. You can expect to find them on the used market ranging from $2,500 to $4,500, depending heavily on condition, hours of use, and any modifications.
Depreciation on motocross bikes is quite rapid in the first few years, especially for models that have been raced. However, after the initial steep drop, the resale value tends to stabilize for well-maintained examples, particularly for groundbreaking models like this one. Factors affecting resale value include:
Depreciation on motocross bikes is quite rapid in the first few years, especially for models that have been raced. However, after the initial steep drop, the resale value tends to stabilize for well-maintained examples, particularly for groundbreaking models like this one. Factors affecting resale value include:
- Condition: Mechanical health, appearance, and number of hours/miles ridden are paramount.
- Maintenance History: Proof of regular servicing significantly boosts value.
- Modifications: While some aftermarket parts can add value, excessive or poorly executed modifications can detract.
- Originality: Bikes kept in mostly stock condition often hold value better.
- Demand: Popularity of the model and current market trends influence pricing.
2011 Yamaha YZ450F Cost of Ownership
Owning a 2011 Yamaha YZ450F is generally not considered economical, as it's a performance-oriented off-road machine. Insurance is often minimal or optional, depending on usage and locale, as it's typically not licensed for street use. Fuel costs are moderate, given its off-road purpose and relatively small fuel tank, but high-octane fuel is recommended for optimal performance.
Maintenance is a significant ongoing cost; regular oil changes, filter cleaning, chain lubrication, and valve adjustments are crucial. Repair costs can be substantial if major engine work or suspension components need attention. Tires, chains, sprockets, and brake pads are wear items that require frequent replacement. Overall, expect ownership costs to be moderate to high, driven by the need for diligent maintenance and the potential for wear and tear, especially if ridden aggressively.
Maintenance is a significant ongoing cost; regular oil changes, filter cleaning, chain lubrication, and valve adjustments are crucial. Repair costs can be substantial if major engine work or suspension components need attention. Tires, chains, sprockets, and brake pads are wear items that require frequent replacement. Overall, expect ownership costs to be moderate to high, driven by the need for diligent maintenance and the potential for wear and tear, especially if ridden aggressively.
2011 Yamaha YZ450F Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2011 Yamaha YZ450F Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
2011 Yamaha YZ450F Insurance
Insurance for a 2011 Yamaha YZ450F is moderately priced, reflecting its status as a Motorcycle with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2011 Yamaha YZ450F Compare to Other Motorcycle?
The 2011 Yamaha YZ450F entered a highly competitive motocross landscape, facing stiff opposition from the Japanese manufacturers. Its primary rivals included the 2011 Honda CRF450R, 2011 Kawasaki KX450F, and 2011 KTM 450 SX-F.
Performance: The YZ450F's standout feature was its revolutionary backward-inclined engine with fuel injection. This design offered a unique power delivery, often praised for its broad torque and tractability, making it feel potent yet manageable. The CRF450R was known for its nimble handling and strong mid-range power. The KX450F often boasted a powerful engine with a strong top-end, coupled with a generally more comfortable chassis for longer motos. The KTM 450 SX-F, being European, often featured a slightly different power character and sometimes premium components.
Features: The YZ450F's fuel injection was a key differentiator against any carb-equipped rivals of that specific year. Yamaha's KYB SSS suspension was also highly regarded for its plushness and adjustability. Honda's HPSD (Honda Progressive Steering Damper) was an interesting feature for stability. Kawasaki offered a comfortable chassis, and KTM often came with higher-spec components like Brembo brakes and WP suspension.
Reliability: Yamaha has a strong reputation for durability, and the 2011 YZ450F generally lived up to this. Honda's CRF450R was also historically reliable. Kawasaki and KTM, while improving, sometimes faced more reports of minor issues compared to Yamaha and Honda in this era. However, all motocross bikes require diligent maintenance for long-term reliability.
Price: When new, these bikes were priced very similarly, typically within a few hundred dollars of each other. On the used market, prices fluctuate based on condition and hours, but they generally fall within a comparable range, with KTMs sometimes commanding a slightly higher used price if well-equipped.
Alternatives:
Performance: The YZ450F's standout feature was its revolutionary backward-inclined engine with fuel injection. This design offered a unique power delivery, often praised for its broad torque and tractability, making it feel potent yet manageable. The CRF450R was known for its nimble handling and strong mid-range power. The KX450F often boasted a powerful engine with a strong top-end, coupled with a generally more comfortable chassis for longer motos. The KTM 450 SX-F, being European, often featured a slightly different power character and sometimes premium components.
Features: The YZ450F's fuel injection was a key differentiator against any carb-equipped rivals of that specific year. Yamaha's KYB SSS suspension was also highly regarded for its plushness and adjustability. Honda's HPSD (Honda Progressive Steering Damper) was an interesting feature for stability. Kawasaki offered a comfortable chassis, and KTM often came with higher-spec components like Brembo brakes and WP suspension.
Reliability: Yamaha has a strong reputation for durability, and the 2011 YZ450F generally lived up to this. Honda's CRF450R was also historically reliable. Kawasaki and KTM, while improving, sometimes faced more reports of minor issues compared to Yamaha and Honda in this era. However, all motocross bikes require diligent maintenance for long-term reliability.
Price: When new, these bikes were priced very similarly, typically within a few hundred dollars of each other. On the used market, prices fluctuate based on condition and hours, but they generally fall within a comparable range, with KTMs sometimes commanding a slightly higher used price if well-equipped.
Alternatives:
- Similar: The 2011 Honda CRF450R and 2011 Kawasaki KX450F are very similar in their purpose and competitive spirit. Choosing between them often comes down to rider preference for handling characteristics and engine power delivery.
- Better (depending on needs): If a rider prioritizes outright power and a more aggressive feel, the 2011 KTM 450 SX-F might be a compelling option, often with higher-end components from the factory. For those seeking slightly different handling dynamics or a different power curve, exploring specific years of the KX450F or CRF450R might be beneficial.
Final Verdict: Is the 2011 Yamaha YZ450F a Good Motorcycle?
The 2011 Yamaha YZ450F is ideal for intermediate to expert motocross riders and serious off-road enthusiasts looking for a capable, technologically advanced machine from its era. Its revolutionary reversed-cylinder engine and fuel injection offer a unique and potent power delivery that can be refined with tuners.
It is certainly worth buying, especially on the used market, provided it has been well-maintained. Given its age, buying new is not an option. Focus on finding a bike with documented maintenance and low hours if possible. A used 2011 YZ450F in good condition offers excellent performance for its price point, representing strong value for riders who prioritize a competitive edge and innovative engineering. Be prepared for ongoing maintenance costs inherent to any high-performance motocross bike.
It is certainly worth buying, especially on the used market, provided it has been well-maintained. Given its age, buying new is not an option. Focus on finding a bike with documented maintenance and low hours if possible. A used 2011 YZ450F in good condition offers excellent performance for its price point, representing strong value for riders who prioritize a competitive edge and innovative engineering. Be prepared for ongoing maintenance costs inherent to any high-performance motocross bike.
Jovan
Jovan specializes in interpreting vehicle records and making sense of VIN data. With over 10 years of experience in the automotive data industry, his work ensures that every report is clear, accurate, and useful for car buyers.