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2018 Kawasaki KX252 A Overview, Reviews, Ratings & Specs

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Drew B | November 3, 2025
The 2018 Kawasaki KX252 A is a celebrated motocross dirt bike, part of Kawasaki's long-standing and highly competitive KX line. While the KX250 model has been in production for many years, the specific iteration the prompt refers to likely pertains to the 2018 model year. It features a aggressive, lightweight motocross body style. Pricing for a new 2018 model would have been in the mid-$7,000 range, with used prices varying significantly. Its popularity stems from its potent engine, agile handling, and race-bred performance, making it a favorite among amateur and professional riders alike.
The Good

The 2018 Kawasaki KX252 A boasts exhilarating performance with its powerful engine and razor-sharp handling, appealing to riders seeking adrenaline. Its durable construction and proven reliability offer peace of mind, while its aggressive, race-inspired design turns heads. For practical buyers, it represents excellent value for a competitive motocross machine.

The Bad

Potential weaknesses for the 2018 Kawasaki KX252 A include its firm suspension, which may require tuning for diverse rider weights and preferences. Some riders might find the clutch pull a bit heavy during extended rides. Furthermore, like many high-performance motocross bikes, it demands regular and meticulous maintenance to maintain peak performance.

2018 Kawasaki KX252 A: Quick Overview

  • Engine Options: The 2018 Kawasaki KX250 typically came with a single engine option: a liquid-cooled, four-stroke, single-cylinder DOHC engine. This was the standard and most prevalent configuration for this model year.
  • Horsepower: While exact figures can vary slightly based on dyno testing and specific conditions, the 2018 KX250 was known for its potent output, generally estimated to be in the range of 45-48 horsepower at the crankshaft. This provided strong acceleration and top-end power crucial for motocross racing.
  • Fuel Economy: Fuel economy is not a primary consideration or a quantifiable metric for a competition motocross bike like the KX250. These bikes are designed for performance on the track, not for miles per gallon. Fuel tank capacity is designed for race durations, typically around 1.6-1.9 gallons.
  • 0-60 Times: 0-60 mph times are not typically measured or advertised for motocross bikes as they operate in off-road conditions where straight-line acceleration is only one part of the equation. The focus is on rapid acceleration out of corners and across varied terrain.
  • Towing Capacity: As a single-rider off-road motorcycle, the 2018 Kawasaki KX250 has no towing capacity.
  • Trim-Level Features: The KX250 line is generally a single, highly focused trim level aimed at performance. Key features for the 2018 model year included:
    • Engine: A potent 249cc liquid-cooled, four-stroke engine.
    • Transmission: A close-ratio five-speed transmission for optimal gear selection on the track.
    • Suspension: High-performance Showa Separate Function Front Fork (SFF Type 2) and a Showa rear shock with adjustable preload, rebound, and compression damping.
    • Brakes: Petal-style disc brakes front and rear for excellent stopping power and heat dissipation.
    • Chassis: A lightweight aluminum perimeter frame providing excellent rigidity and agility.
    • Wheels and Tires: 21-inch front and 19-inch rear spoke wheels fitted with knobby off-road tires.
    • Ergonomics: Flat seat design and adjustable handlebars to allow riders to find their optimal riding position.
    • Launch Control: Kawasaki's Launch Control Mode (KLCM) to help riders achieve a faster, smoother start from the gate.
    • Graphics: Aggressive, factory-inspired graphics.

2018 Kawasaki KX252 A Specifications

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Vehicle History Report

What Problems Does the 2018 Kawasaki KX252 A Have?

The 2018 Kawasaki KX250, like most high-performance motocross bikes, is built for intense use and, as such, requires diligent maintenance. While not prone to widespread catastrophic failures, certain areas often come up in owner discussions. One frequently mentioned aspect is the clutch, which, under aggressive riding conditions, can experience wear over time and may require more frequent adjustment or replacement of plates and springs. The intense heat generated by the engine during prolonged track sessions can also lead to premature wear of certain components if cooling systems are not properly maintained, such as ensuring the radiator is clean and coolant levels are optimal. Suspension components, particularly seals and bushings in the forks and shock, can wear out faster due to the constant impacts and stresses of motocross riding, necessitating regular servicing. Gearbox wear is another area to monitor; while generally robust, consistent hard shifting and abuse can accelerate wear on gear teeth and synchronizers. Regarding specific recalls for the 2018 model year, it's always advisable to check official Kawasaki recall databases or consult a dealer with the vehicle's VIN. However, there were no widely publicized, major design flaws or recalls that plagued the 2018 KX250 across the board. Long-term reliability is highly contingent on the owner's maintenance habits. A bike that is meticulously cleaned, lubricated, and has its fluids changed regularly, with top-end rebuilds performed at appropriate intervals, will far outlast one that is neglected. Owners who are aggressive riders and frequently race will naturally put more stress on the engine and drivetrain, leading to shorter service intervals between major overhauls compared to a more casual trail rider. The engine's performance is highly tuned, and pushing it to its limits consistently will require more frequent attention to wear items like piston rings and valve components.

How long will the 2018 Kawasaki KX252 A last?

Estimating average mileage for a 2018 Kawasaki KX250 is challenging as these are primarily track-focused machines, not daily commuters. Many are used for a few hours per weekend or season, accumulating 'bike hours' rather than miles. A well-maintained KX250 can last for many years, potentially a decade or more for recreational use, provided it undergoes regular top-end rebuilds (piston, rings) typically every 30-60 hours of hard use, and bottom-end rebuilds every 100-200 hours. Weaknesses that emerge over time with high usage include wear on the transmission gears, clutch components, and suspension seals. The aluminum frame can develop stress cracks in high-impact areas if subjected to severe crashes repeatedly. Regular engine rebuilds are the key to long-term durability; neglecting them is the fastest way to shorten the bike's lifespan.

What Technology & Safety Features are Included?

The 2018 Kawasaki KX250 is a purebred motocross machine, and as such, its focus is almost exclusively on performance and rider control, not on creature comforts or advanced technology. Therefore, it lacks typical automotive-grade built-in tech, entertainment systems, or driver-assistance features. There are no infotainment screens, Bluetooth connectivity, navigation systems, or premium sound systems found on this dirt bike.

Safety features are primarily centered around the bike's inherent design for off-road use and the rider's protective gear. The braking system, consisting of petal-shaped disc brakes front and rear, offers strong and consistent stopping power, a critical safety element. The frame and suspension are engineered for precise handling and stability, which are crucial for avoiding accidents.

Optional features, if one could call them that, are typically performance-enhancing aftermarket parts rather than manufacturer-installed electronics. These might include different exhaust systems for more power, aftermarket suspension components for custom tuning, or specialized tires.

Crash-test ratings are not applicable to motocross motorcycles in the same way they are for passenger vehicles. These bikes are designed to withstand the rigors of off-road riding, including impacts from jumps and potential crashes. The focus is on durability of the components and the rider's ability to control the machine in challenging conditions. The bike's design prioritizes rider input and control, with minimal electronic intervention, allowing for direct and responsive handling which is considered a form of active safety in the context of off-road racing.

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2018 Kawasaki KX252 A Prices and Market Value

When new, the 2018 Kawasaki KX250 had an MSRP generally in the range of $7,399 to $7,499. These prices reflect its position as a high-performance, race-ready motocross bike. Currently, on the used market, prices for a 2018 KX250 can vary significantly, typically ranging from $3,500 to $5,500. This depreciation is fairly standard for off-road motorcycles, especially those that see track use. Factors heavily affecting resale value include the bike's overall condition, the number of hours or miles ridden, the extent of modifications, and the presence of any damage from crashes. A well-maintained bike with low hours and original components will command a higher price than a heavily used or modified one. Popularity of the model year and current demand in local markets also play a role.

2018 Kawasaki KX252 A Cost of Ownership

Owning a 2018 Kawasaki KX250 is generally considered more costly than owning a street-legal motorcycle or a utility ATV. Insurance is typically low, often less than $200 annually for comprehensive coverage if available for off-road vehicles, but many owners forgo it. Fuel costs are moderate, but its primary expense is maintenance: frequent oil changes, filter cleanings, and periodic engine rebuilds (top-end every 30-60 hours, bottom-end every 100-200 hours) add up significantly. Repair costs for parts like clutches, chains, sprockets, and suspension components can also be substantial. It is not an economical vehicle to own long-term if ridden hard; it's a performance machine with associated running costs.

2018 Kawasaki KX252 A Fuel Efficiency

No records to be displayed

2018 Kawasaki KX252 A Insurance

Insurance for a 2018 Kawasaki KX252 A is moderately priced, reflecting its status as a Vehicle with strong safety ratings and
reasonable repair costs.

How Does the 2018 Kawasaki KX252 A Compare to Other Vehicle?

The 2018 Kawasaki KX250 competes fiercely in the highly contested 250cc four-stroke motocross class. Its primary rivals include the Yamaha YZ250F, Honda CRF250R, KTM 250 SX-F, and Suzuki RM-Z250.

Performance: The KX250 is renowned for its potent, high-revving engine that delivers strong power, particularly in the mid-to-top end, making it a thrill to ride for aggressive racers. It often excels in cornering agility due to its lightweight and chassis design. Compared to rivals, it might offer a slightly sharper power delivery than some, while potentially not having the absolute lowest-end torque of others. The KTM 250 SX-F is often considered the benchmark for outright engine performance and a very light overall package. The Honda CRF250R typically offers a strong, tractable engine with excellent handling. The Yamaha YZ250F is praised for its user-friendly powerband and robust suspension. The Suzuki RM-Z250 is known for its exceptional cornering prowess but historically has lagged slightly in peak engine power.

Features: The 2018 KX250 comes equipped with race-oriented features like a launch control system, adjustable suspension, and strong disc brakes. These are competitive features within the class. Many rivals also offer similar amenities, with KTM sometimes leading in advanced features like multiple engine maps and hydraulic clutches.

Reliability: Kawasaki has a solid reputation for reliable motocross bikes. The KX250 is generally considered a durable machine, though like all motocross bikes, it requires diligent maintenance to uphold its reliability. In terms of long-term reliability and engine longevity between rebuilds, some Japanese competitors like Yamaha and Honda have historically earned a slight edge in owner perception, while KTM has made significant strides in recent years.

Price: The 2018 KX250 was competitively priced against its Japanese rivals. KTMs, particularly when new, often carried a slight premium. On the used market, prices fluctuate based on condition and demand, but the KX250 typically holds its value well within the segment.

Alternatives:
Similar: The Honda CRF250R and Yamaha YZ250F are very strong alternatives, offering slightly different power characteristics and handling traits that might appeal more to specific rider styles. The Suzuki RM-Z250 is an excellent choice if ultimate cornering ability is prioritized.
Better (depending on needs): If outright engine power and a lighter overall package are paramount, the KTM 250 SX-F is a compelling option, though potentially more expensive. For riders prioritizing user-friendliness and a slightly more forgiving powerband, the YZ250F could be considered superior. Ultimately, the 'best' choice is subjective and depends on individual rider preferences, skill level, and intended use.

Final Verdict: Is the 2018 Kawasaki KX252 A a Good Vehicle?

The 2018 Kawasaki KX250 is ideal for intermediate to expert motocross riders who prioritize a potent, high-revving engine and agile handling for aggressive riding and racing. It's a performance-focused machine that demands rider input and rewards skilled hands.

It is absolutely worth buying for the right person, especially on the used market where it offers significant value. The 2018 model represents a solid iteration of a proven platform. Buying used is highly recommended, as new prices are often prohibitive for a competition bike. Focus on bikes with well-documented maintenance history and lower 'hour' counts if possible. While there isn't a specific 'trim' beyond the standard model, ensuring it hasn't been excessively thrashed or poorly modified is crucial for a worthwhile purchase. If you're looking for a competitive and exhilarating motocross experience without breaking the bank on the latest model, the 2018 KX250 is an excellent choice.

2018 Kawasaki KX252 A Owner Reviews

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Drew B

Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma