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2021 Yamaha YZ250F Overview, Reviews, Ratings & Specs

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Simon A | October 8, 2025
The 2021 Yamaha YZ250F is a highly acclaimed motocross bike, a staple in Yamaha's competitive lineup for years. This high-performance off-road motorcycle features a sleek, aggressive motocross body style. While Yamaha consistently refines its YZ models, the YZ250F has seen continuous development, with the 2021 model building upon a strong lineage. It is primarily offered in a single, top-tier trim focused on pure performance. New pricing typically hovered around $8,399. Its enduring popularity stems from its potent engine, advanced suspension, and Yamaha's reputation for building reliable and competitive motocross machines, making it a favorite among amateur and professional racers alike.
The Good

The 2021 YZ250F excels with its explosive power delivery and agile handling, thrilling riders. Its robust Yamaha engineering ensures strong reliability. The refined ergonomics offer impressive comfort for extended rides, while its striking design turns heads. This combination of exhilarating performance and dependable build makes it a valuable investment for passionate riders.

The Bad

Potential owners of the 2021 Yamaha YZ250F should be aware of its aggressive power delivery, which can be challenging for novice riders. Some may find the stock suspension tuning to be on the firmer side for certain conditions, requiring adjustments. Additionally, as with any high-performance motocross bike, regular and meticulous maintenance is crucial to prevent premature wear.

2021 Yamaha YZ250F: Quick Overview

  • Engine Options: The 2021 Yamaha YZ250F features a single engine option: a 250cc liquid-cooled, DOHC, four-stroke engine with a forward-positioned, fuel-injected cylinder head.

  • Horsepower: While Yamaha doesn't officially publish horsepower figures for its YZ models, independent dyno tests typically place the 2021 YZ250F's output in the range of 40-43 horsepower at the rear wheel.

  • Fuel Economy: Fuel economy figures for motocross bikes are not generally measured or reported in the same way as street-legal vehicles, as their usage is primarily performance-driven in off-road environments. Usage will vary significantly based on riding style and conditions.

  • 0-60 Times: Motocross bikes like the YZ250F are not designed for straight-line acceleration tests on paved surfaces. Their performance is measured in lap times and ability to conquer obstacles and varied terrain.

  • Towing Capacity: As a pure motocross competition motorcycle, the 2021 Yamaha YZ250F does not have a towing capacity.

  • Trim-Level Features: The 2021 YZ250F is offered in a single, high-performance trim designed for motocross competition. Key features include:
    • Electric Start: Standard for convenience and quick restarts.

    • Hydraulic Clutch: Provides smooth engagement and light feel.

    • Advanced Suspension: KYB Speed Sensitive System (SSS) front forks and a KYB shock absorber offering excellent adjustability and performance for various track conditions.

    • Power Tuner App: Yamaha's smartphone-based tuning system allows riders to adjust engine mapping wirelessly, customizing performance to their preferences and track conditions.

    • Lightweight Aluminum Frame: Designed for optimal rigidity and mass centralization.

    • Ergonomics: Flat seat and tank design for improved rider movement and control.

    • High-Performance Braking System: Large front and rear brake rotors for strong stopping power.

2021 Yamaha YZ250F Specifications

Vehicle Information
Year 2021
Make Yamaha
Model YZ250F
Trim -
Style -
Type Motorcycle
Category Motorcycle
Manufacturing Details
Made In Japan
Manufacturing City IWATA
Dimensions
Doors -
Curb Weight -
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 249cc 1cyl
Engine Size 249L
Engine Cylinders 1
Transmission 6 Motorcycle - Chain Drive
Transmission Type Motorcycle - Chain Drive
Transmission Speeds 6-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 2021 Yamaha YZ250F Have?

The 2021 Yamaha YZ250F is generally regarded as a very reliable motocross machine, benefiting from Yamaha's extensive engineering and development in this competitive segment. Recalls are infrequent for this model year and typically pertain to minor component issues that are addressed proactively by the manufacturer. However, as with any high-performance off-road vehicle, owner maintenance habits play a significant role in long-term reliability. Frequently reported areas of attention, rather than outright problems, often revolve around optimizing performance for individual riders. Some owners may find that the stock clutch plates require replacement sooner than anticipated if subjected to excessive slipping or aggressive riding. The engine, while robust, benefits from regular oil changes with high-quality synthetic oil and timely air filter cleaning and replacement to prevent dust ingestion, which can accelerate wear on internal components. The advanced suspension, while highly tunable, requires periodic servicing to maintain its performance characteristics, including seal and oil replacement. Long-term reliability is heavily dependent on adhering to the recommended maintenance schedule, which includes regular checks of chain and sprockets, brake pad wear, and general bolt tightening. The electric starter system is generally dependable, but like any electrical component, it can be susceptible to issues if exposed to excessive water or dirt without proper care. Overall, the 2021 YZ250F is built to withstand the rigors of motocross, and with diligent maintenance, it offers a dependable platform for performance.

How long will the 2021 Yamaha YZ250F last?

Estimating average mileage for a 2021 Yamaha YZ250F is challenging as usage is measured in hours or race events rather than miles. However, a dedicated motocross rider might accumulate 50-100 hours of riding per year. With diligent maintenance, including regular oil changes, filter cleaning, valve checks, and timely component replacements (like piston rings, chain, and sprockets), these bikes can last for many seasons, often 3-5 years or more before requiring a full engine rebuild. Long-term durability is a strong suit for Yamaha. Weaknesses over time are typically related to wear and tear on high-stress components. The clutch can wear faster under aggressive use, and the suspension will eventually require rebuilding to maintain optimal performance. The overall chassis and frame are very robust and typically outlast many of the engine and suspension components with proper care.

What Technology & Safety Features are Included?

The 2021 Yamaha YZ250F is a purpose-built motocross competition machine, and as such, its technology, entertainment, and safety features are focused entirely on enhancing performance and rider control on the track, rather than creature comforts or street-legal safety systems. Built-in Tech: The most significant technological feature is Yamaha's Power Tuner App. This smartphone-based application allows riders to wirelessly connect to the bike's ECU and adjust engine mapping (fuel and ignition timing) to suit track conditions, weather, or personal riding style. Riders can create, store, and share custom maps. The bike also features an electric start system, a significant technological advancement that provides convenient engine starting, especially in demanding situations. It incorporates a lightweight lithium-ion battery. Entertainment: There are no entertainment features on the YZ250F, as its design prioritizes function and performance over any form of multimedia. Driver-Assistance Features: Motocross bikes do not come equipped with driver-assistance features like those found on automobiles. The rider is entirely in control, and the bike's design focuses on providing intuitive handling and responsiveness. Safety Features: Safety on a motocross bike is primarily derived from its engineering for rider control and the rider's own protective gear. The YZ250F features powerful hydraulic disc brakes front and rear for effective stopping power. Its advanced suspension system is designed to absorb impacts and maintain traction. There are no crash-test ratings for motocross motorcycles, as they are not subject to automotive safety regulations. The responsibility for rider safety rests heavily on the rider's skill, judgment, and the use of appropriate protective equipment (helmet, goggles, boots, jersey, pants, gloves, etc.).

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2021 Yamaha YZ250F Prices and Market Value

The 2021 Yamaha YZ250F had an MSRP of approximately $8,399 when new. Current used market prices for the 2021 YZ250F can vary significantly, typically ranging from $5,500 to $7,500, depending heavily on condition, hours of use, and any aftermarket modifications. Motocross bikes, like the YZ250F, generally experience a steeper initial depreciation compared to street bikes, with the most significant drop occurring in the first year. However, their resale value tends to stabilize afterward, especially for well-maintained models. Factors affecting resale value include the number of hours on the engine, the condition of the suspension, the wear on the drivetrain (chain and sprockets), and whether the bike has been used for professional racing versus recreational riding. Bikes with fewer hours and evidence of meticulous maintenance will command higher prices. Aftermarket parts can sometimes increase value, but only if they are desirable and well-installed.

2021 Yamaha YZ250F Cost of Ownership

Owning a 2021 Yamaha YZ250F is generally considered a moderately costly endeavor, driven by performance demands. Insurance is typically low, especially if you opt for off-road specific policies or consider it an uninsurable recreational item. Fuel costs are dependent on usage but are generally reasonable for a performance machine. However, maintenance and repair are where costs accumulate. Regular oil changes, air filter replacements, chain/sprocket wear, and potential top-end rebuilds (piston, rings) every 50-100 hours are essential. Suspension servicing also adds to the expense. Compared to a street bike, it's more costly due to the high-stress environment it operates in.

2021 Yamaha YZ250F Fuel Efficiency

Fuel Type Gasoline
Fuel Capacity -
City Mileage -
Highway Mileage -

2021 Yamaha YZ250F 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

2021 Yamaha YZ250F Insurance

Insurance for a 2021 Yamaha YZ250F is moderately priced, reflecting its status as a Motorcycle with strong safety ratings and
reasonable repair costs.

How Does the 2021 Yamaha YZ250F Compare to Other Motorcycle?

The 2021 Yamaha YZ250F competes in the highly contested 250cc four-stroke motocross class, with its primary rivals being the Honda CRF250R, Kawasaki KX250, and KTM 250 SX-F. Performance: The YZ250F is known for its strong mid-range and top-end power delivery, making it exciting and effective on the track. Its advanced KYB suspension is often praised for its plushness and adjustability, offering excellent feedback and bottoming resistance. The Honda CRF250R often offers a more tractable and user-friendly powerband, appealing to a wider range of riders. The KTM 250 SX-F typically boasts the most powerful engine in the class, renowned for its aggressive acceleration. The Kawasaki KX250 offers a strong, rev-happy engine and has seen significant updates in recent years. Features: Yamaha's standout feature is the Power Tuner App, offering excellent engine mapping flexibility that rivals struggle to match without aftermarket accessories. All competitors offer electric start. The KYB SSS forks on the Yamaha are considered top-tier. KTM often leads in premium components like Magura hydraulic clutches and Brembo brakes, though these can also drive up price. Honda and Kawasaki typically offer solid, well-rounded feature packages. Reliability: Yamaha has a stellar reputation for building durable and reliable motocross bikes, and the YZ250F is no exception. Honda also has a strong track record for reliability. KTM's European-built bikes have improved significantly in reliability but historically may require more frequent specialized attention than their Japanese counterparts. Kawasaki also offers good reliability. Price: The 2021 YZ250F was competitively priced around $8,399. Its rivals were similarly priced, with the KTM 250 SX-F often being slightly more expensive due to its premium components. Recommendations: For riders prioritizing a balanced package with excellent suspension, a user-friendly yet potent engine, and the convenience of smartphone tuning, the 2021 Yamaha YZ250F is an outstanding choice. If outright engine power is the absolute top priority, the KTM 250 SX-F might be a better fit. For a more predictable and linear power delivery, the Honda CRF250R is a strong contender. The Kawasaki KX250 offers a compelling package that has been continually refined. Ultimately, the best choice depends on individual rider preference, riding style, and budget. Used examples of all these bikes can offer great value.

Final Verdict: Is the 2021 Yamaha YZ250F a Good Motorcycle?

The 2021 Yamaha YZ250F is an excellent choice for intermediate to expert motocross riders seeking a potent and agile machine with a strong emphasis on suspension performance and rider-tunable engine characteristics. Its electric start and user-friendly Power Tuner App make it accessible and adaptable. It is absolutely worth buying for those looking for a competitive motocross bike that balances performance with Yamaha's renowned reliability. When considering purchase, buying used can offer significant value, provided the bike has been well-maintained and has reasonable hours on the engine and suspension. A thorough inspection by a knowledgeable mechanic is recommended for any used motocross bike. For new buyers, the 2021 model still offers a competitive platform, though newer iterations may offer further refinements. It's ideal for riders who value a bike that can be easily personalized to their specific needs and track conditions.

2021 Yamaha YZ250F Owner Reviews

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Simon A

Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.