5 Best 4-Stroke Trail Dirt Bikes 

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Are you a dirt bike rider who would like to try something new and more fun, then you should definitely try trail riding.

Going out with a group of friends, or alone, on a sunny day and enjoying the freedom of the open air, through the mud, over the hills and through the woods is interesting and very therapeutic.

However, trail riding can’t be stressful and cumbersome if you fail to get the right dirt bike. Choosing the best 4 stroke trail dirt bike will depend on a number of factors.

Some of these factors include your weight, height, experience bike riding, engine capacity, the design of the bike and condition of the track and roads.

Before buying your 4 stroke trail dirt bike, you should conduct a thorough research to get a bike that best suits your needs. To make it easier for you to select the best, below are five best 4 stroke trail dirt bikes.

1. Yamaha YZ250F

Yamaha YZ250F (source)

Yamaha YZ250F is among the best 4 stroke trail dirt bike. It was first released in 2001 by Yamaha. This machine comes with a dependable four valve, four stroke engine and DOHC.

Initially the Yamaha YZ250F frame was made of steel and an aluminum subframe. However, in a more advanced version of the dirt bike released in 2006, the bike’s frame is now all aluminum.

This makes the dirt bike combine two major powers, the power of a 4 stroke engine and light weight more common in 250cc bikes. This bike has a two gallons’ fuel capacity; hence you do not have to worry of the bike running out of fuel while on a trip and the fueling jet is more advanced.

The Yamaha YZ250F is comfortable for both intermediate and advanced riders. Its seat height is roughly 38 inches, with a ground clearance of approximately 12.7 inches.

It comes with XC tires suitable for racing, KYB rear shock absorbers to keep the rider comfortable, and an exclusive transmission controlled ignition tailored with a multi-plate wet clutch.

2. Suzuki RM-Z 250

Suzuki RM-Z 250 (source)

The Suzuki RM-Z 250 is also one of the best trail dirt bikes. This bike does not forgive any form of weakness. It is designed to achieve the right balance of run, turn and stop during a trail road trip.

This dirt bike has undergone numerous advancements to make it function better and become more comfortable. It has a frame and swing arm made from aluminum, with a hollow square inside to reduce the total weight of the bike. Its engine is a 4 stroke and its brackets are made of aluminum to reduce the total weight of the bike.

The seat is designed to leave more space for the air box which ensures enough airflow while riding. The wheels, tires and breaks are also designed specifically to ensure you have enough control while riding.

Finally, its styling is classic and functional, allowing the rider to shift weight forward and backward without much effort.

3. Honda CRF250

Honda CRF250R (source)

Honda CRF250 are more friendly trail bikes in the Honda CRF series. They are simple, air cooled 4 stroke dirt bikes. They have an electronic fuel injection, an electric starter with a comfortable neutral seating position which makes them suitable for trail biking.

Its perimeter frame is made up of steel twin tube and the brakes are dual piston for front and rear single piston.

Honda CRF bikes are available with a variety engines. They are typically low power and an assurance inspiring structures for new market entrants.

Some of the models made under Honda CRF series include: CRF50F, CRF70F, CRF80F, CRF100F, CRF110F, CRF125F, CRF125FB, CRF150F, CRF230F, and CRF250F.

4. Kawasaki KX250

Kawasaki KX250 (source)

Kawasaki KX250 is a strong 4 stroke dirt bike that is ideal for trail riding. With new advancements made on Kawasaki KX250 2020, you can be sure you are going to ensure your trip with no discomforts or worry.

Kawasaki KX250 has a new 249cc liquid cooled single 4 stroke engine that gives the bike enough power to help you start strong and at a good speed and maintain it till the end. Stunning power requires stronger stopping power. Therefore, this bike has strong brakes with braking petal disc, dual piston caliper and new pad materials that offer solid control.

The Kawasaki KX250 is light in weight. The bike is constructed with thin aluminum perimeter frame, and forged, extruded and cast parts that contribute to light, easy handling. The bike is also equipped with quality tires and green number plates, black rims and colored accents that make it look more attractive and classy.

5. KTM 250 SX-F

KTM 250 SX-F (source)

KTM 250 SX-F is a light weight bike that offers confidence-inspiring power delivery, making it a great choice for both experienced and armature dirt bike riders. KTM 250 SX-F has a lightweight one cylinder 4 stroke engine.

KTM 250 SX-F is a fast and lightweight bike that allows the rider to easily negotiate corners with little front end traction.

The braking system for the KTM 250 SXF is also well designed, disc brake for both front and rear, you can be sure about your safety while on your trip. The seat height is approximately 950 mm with a ground clearance of about 370 mm.

Which is the Best Oil for a 4-Stroke Dirt Bike?

Four stroke dirt bikes come in a variety of weights, which greatly determines the type of fuel the bike will require. 4 stroke oil is more like the oil that you could use for your vehicle. It is not pre-mixed with fuel.

Generally, your 4 stroke dirt bike will most probably use 10W-40 oil. 10W-40 simply means that the oil must have a viscosity level at 40 and the temperature of the oil is low.

W in 10W-40 means winter, the lower the W number, the colder the oil and the lower the number the thinner the oil, for instance 30 oil is thinner than 40 at 100 degrees Celsius.

There are different types of oils that you can use to fuel your 4 stroke dirt bikes, some of them include, Yamalube all-purpose 4 stroke dirt bike oil, Maxima Premium 4 motorcycle engine oil, Motul E-Tech 100 Synthetic dirt bike oil, and many more.

Before fueling your 4 stroke dirt bike, consult your bikes manual to find out the type of weight oil your bike requires.

Which is Faster Dirt Bike 2-Stroke or 4-Stroke?

The debate on which is better between 2 stroke and 4 stroke bikes never dies. The two have unique functions and the rider’s experience, preference and use of the bike, will determine if they get a 2 stroke or 4 stroke dirt bike.

For beginners, it is important to know the main difference between a 2 stroke and 4 stroke is the engine. A 2 stroke dirt bike has an engine that runs two main functions, compression and combustion.

As a result, 2 stroke bike is lighter, hence it can move faster. A 4 stroke dirt bike on the other hand, has an engine that performs four main functions: intake, compression, combustion and exhaust. This makes a 4 stroke bike heavier, hence affecting its speed.

2 stroke dirt bikes are faster than 4 stroke bikes. However, different factors will determine the speed of the bike, including the expertise of the rider, the nature of the road,

Which is Better for Trail Riding – 2 Stroke or 4 Stroke Dirt Bike?

Four stroke engines have more functions that make the bike run with a smoother power band, making it easier to ride and control the bike. Therefore, a 4 stroke dirt bike is more convenient on trails.

They are more comfortable to run long distances and will use much less oil. Therefore, you do not have to worry about a petrol station while you are out in the terrain.

In addition, you do not have to carry 2 stroke oil on every single trip, or spend much time measuring out oil to determine if it is convenient for your 2 stroke. 4 stroke oil is more like a car oil, therefore, easily available.

Are 4-Stroke Dirt Bikes Good for Beginners?

4 stroke dirt bikes are luxurious, powerful and smooth to ride, easy to handle and can endure long distances without tiring the rider.

However, for beginners who are just learning how to ride a dirt bike, a 4 stroke bike can be too heavy and big for them. Compared to 2 stroke dirt bikes that are easy to start and very light, 4 stroke are not ideal for beginners.

Wrapping Up

Whether you are getting your first dirt bike, or you are looking for an upgrade of what you have always been riding, deciding on a specific bike can be a hard task. To help you pick one, you need to determine your need, your weight and height, experience and the nature of the road you will be riding on.

Trail riding is fun. However, with the wrong dirt bike, you will regret starting the trip from the word go. Conduct a thorough search on dirt bikes available in the market for trail riding before buying one.

Josh Berry - MotoShark Editor
Josh Berry
I'm a off-road enthusiast, extreme sport fan and the editor of MotoShark. If you have any questions or suggestions regarding this article, please leave a comment or contact me.

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