How Fast Does a 125cc Dirt Bike Go? (The Maximum Speed) (2023)

FAQs

How Fast Does a 125cc Dirt Bike Go? (The Maximum Speed)? ›

The highest speed for 125cc dirt bikes ever recorded is 100 MPH. Nevertheless, do not expect such a huge number of regular riders; very few have mastered dirt riding skills! As a result, the top speed on most 125cc models fluctuates from 55 to 60 MPH (about 57,5 MPH on average).

The average 125cc bike will likely have a top speed of around 70mph, and should be able to cruise along at 50 to 60mph quite comfortably.

How Much Horsepower Does a 125cc Have? Some Dirt Bikes with an engine capacity of 125cc tend to have horsepower ranging between 33hp and 36hp, with revolutions per minute (rpm) of around 13,000.

The max speed of a 125cc dirt bike is typically between 55 and 60 mph. Since most riders haven't mastered the art of dirt riding yet, they won't reach these maximum speeds. At least one other person will be racing at a top speed of 100 mph.

There are different ways to improve the performance of a 125cc 4-stroke motorcycle. The most common would be to increase the cubic capacity of the bike by changing the cylinder, piston and cylinder head, but, besides being a very expensive modification, we would be outside the law.

The law in California states that any motorcycle with 150cc displacement or more is legal to ride with a motorcycle license endorsement on the freeways.

125cc 4 Stroke – 60mph

A 125cc 4-stroke dirt bike can go very fast. It is capable of going up to 60 miles per hour and has a horsepower of about 9.

Reaching a maximum speed of 110mph, the Beta 450RS is high on the list of the fastest motocross bikes. The Beta 450RS takes just over 5 seconds to gain 60mph is street-legal in America's 50 states.

The highest speed for 125cc dirt bikes ever recorded is 100 MPH. Nevertheless, do not expect such a huge number of regular riders; very few have mastered dirt riding skills! As a result, the top speed on most 125cc models fluctuates from 55 to 60 MPH (about 57,5 MPH on average).

Are 2 strokes faster? ›

There are twice as many power strokes in a single stroke engine when compared to a 4-stroke engine. The two-stroke engines are quicker to accelerate because they can complete their combustion cycle in almost half the time when compared to a four-stroke engine.

With a 1000cc engine producing upwards of 170 hp, this bike can reach a top speed of 185 mph and complete its 0-60 mph in just under three seconds. The bike also comes with an 8-level traction system to allow riders to achieve such speeds with comfort and control.

YOU can SUPERCHARGE your 50cc and 125cc motorcycles. NCI's kit increases airflow and improves POWER.

To increase top speed, you should reduce size of rear sprocket or increase size of front sprocket. Before you decide to increase top speed of the bike, know whether your bike's engine is capable of generating sufficient torque to make use of the taller gearing.

Having a 125cc street bike may not have much horsepower, but with a clutch and gearbox, you have more control over what you have. You have much more control of your bike which can translate into getting out of someone's way faster or merging into traffic more confidently than you would with a much stronger bike.

Other styles of 125cc motorcycles tend to be geared, with a traditional five or six speed manual gearbox. As a result, geared bikes can be a little bit quicker than scoots, even if they are trickier to ride, and they provide great experience for riders looking to continue their career on bigger motorbikes.

Most 250cc motorbikes have a max velocity of roughly 80 mph, which is suitable for riders with small stature or inexperience and won't overwhelm them. These bikes have enough power to move around and complete the necessary tasks but not enough to induce a novice rider to accelerate quickly or attain high speeds.

The short answer is that the top speed of a 125cc, on average, is somewhere between 65mph and 80mph. However, to answer the question properly, we need to look at the factors that affect how fast a motorcycle can go and then we will give a short round-up of some of the fastest 125s on the market.

Best bike engines lie in the range of up to 100 CC and it is generally observed that the engines which range between 110 CC to 150 CC offer a good mileage. Whereas the moderate mileage figures range from the engine capacity of 150cc-200cc.

You need to be at least the age of 17

One thing that many don't know is that you have an age limit as to when you can ride a 125cc moped. At the age of 16, you are limited to the 50cc level of moped no matter what license you actually hold. This is your limit, so please don't try and break the rules on this.

What is the lowest cc for a motorcycle? ›

The size of your motorcycle engine affects not only speed and power but also the weight of the bike. You can get anything from a 125cc (cubic centimeter) engine to something more than 2,000cc.

What is the best ratio for motocross? If you stick to high-quality lubricants, MXA recommends anywhere between 24:1 and 32:1 ratios for 125 and under bikes. You can run 32:1 to 50:1 ratios in your 250 and Open engines.

If you're a dirt bike enthusiast who casually drives the motorcycle from time to time, 100 hours is considered high hours. But, of course, this still depends on many factors like maintenance and use. On the other hand, for professional motocross racers, the high hours could vary from 15 hours to 25 hours.

4-stroke bikes are heavier, have more stability and traction on the track, but have the higher horsepower for overall power. This means that both are fast.

125cc Motorcycles:

These bikes tend to be extremely popular with first-time riders. They give you plenty of power without weighing you down on the road. Expect to get anywhere from 10 to 15 HP out of these bikes.

A 125cc two-stroke or a 250cc four-stroke is great for a beginner; riders who weigh less than 150 pounds can handle bikes under 250cc, while larger riders will need the suspension found in 250cc models.

Supermoto as a racing style is a cross between a motocrosser, dirt track bike and road racing single. A dirt bike featuring street tires is commonly called a sportsman setup and is closer to being a supermoto bike.

If you have a provisional motorcycle licence, you must satisfactorily complete a Compulsory Basic Training (CBT) course. You can then ride unaccompanied on the public road a motorcycle up to 125 cc with a power output not exceeding 11 kW, with L plates, for up to two years. To ride a moped, learners must: be 16 or over.

How much weight can a 125cc hold? ›

It can carry a weight of around 150 kg easily.

Re: Life span in milage of a Honda 125cc

18,000-30,000 miles is the target for me when I buy second hand.

Because 2-stroke engines are designed to run at a higher RPM, they also tend to wear out faster; a 4-stroke engine is generally more durable. That being said, 2-stroke engines are more powerful.

Both engine types have their pros and cons, and the one that will work best for you depends on the needs of your application. While 4-stroke engines perform well and generally last longer than 2-stroke engines, 2-stroke engines are lighter and faster than 4-stroke engines.

In simple terms a two-stroke engine fires at every cycle as compared to its counterpart, which fires at every alternate cycle. This means at a given RPM a 2-stroke engine fires twice than the 4-stroke engine, producing not only almost twice the power of a 4-stroke engine but also double the sound of a 4-stroke engine.

The 11 fastest motorcycles in the world are:

Ducati 1199 Panigale R: 202 mph. Damon Hypersport Premier: 200 mph. Ducati Panigale V4 R: 199 mph. Aprilia RSV4 1100 Factory: 199 mph.

No one in history has ever put down faster back-to-back runs sitting on a motorcycle. And at the same time, he became the first person to break the 300-mph mark in an FIM sanctioned meet, going 304.969 mph on one run. And oh yeah, Hudson is 67 years old.

Generally speaking, 250cc bikes can reach speeds of 60-80mph. One of the fastest 250cc dirt bikes on the market is the Yamaha WR250F which allows you to switch between racing and standard modes to reach a top speed of 85mph.

Like scooters, 125cc motorbikes tend to be light and nimble but have the added complication of learning gears and clutch control. This will stand you in good stead if you decide to progress later to a bigger bike.

Yes, you can jump a motorcycle with a car as long as both vehicles use a 12-volt negative-to-ground system.

What sprocket is best for speed? ›

For more top end and faster top speed, use a large countershaft/front sprocket or smaller rear sprocket. This creates a taller gearing ratio that's best for high speed situations without many tight turns like wide open desert racing.

Some motorcycles start to vibrate more as you put on the miles because of friction and heat. If you are low on engine oil, the internal components are not getting properly lubricated and that leads to a hot engine and more vibrations. Check the oil level from time to time and fill it up regularly.

Real racing bikes are fast because they use supple high-performance tires. Their frames flex just the right amount for a powerful rider. Racing bikes are fast because the rider has little wind resistance thanks to the low riding position, narrow handlebars, and tight-fitting clothing.

Having said that a 125cc machine should be able to get up most inclines, even if you have to use the lower gears (assuming you're not after a scooter).

Long distance on a 125 is fine so long as you dont mind taking your time about it, i spend about 9 months on a Honda CG and covered around 11k miles quite frequently doing 200-300 miles trips without any problems, i then moved onto a honda varadero 125 and did a trip down to coventry and back and numerous other trips, ...

Honda MSX125 Grom

Right, time for a bike that is perfect for two things: Shorter riders and absolute monumental amounts of fun! The Grom is a bike that has a seat height of just 765mm, and a weight of 102kg, perfect for those shorter riders that need a low seat height and a lightweight machine.

125cc Motorcycles:

These bikes tend to be extremely popular with first-time riders. They give you plenty of power without weighing you down on the road. Expect to get anywhere from 10 to 15 HP out of these bikes.

A great thing about 125cc bikes is they tend to have much better fuel economy in comparison to bigger bikes, which is ideal if you are using your motorcycle to commute to and from work (especially with the current fuel prices!). However, for longer or faster journeys they might not be so ideal.

125cc karts can go up to 87mph (that's 140 km/h!). Most 125cc go-karts can reach a top speed of 70-80mph.

The short answer is that the top speed of a 125cc, on average, is somewhere between 65mph and 80mph. However, to answer the question properly, we need to look at the factors that affect how fast a motorcycle can go and then we will give a short round-up of some of the fastest 125s on the market.

Are 125cc dirt bikes good? ›

A 125cc four-stroke trail bike is great for kids that are at least 9 years old, but that also includes teens, young adults, females, or if you're an adult with short legs. A 125cc trail bike has about a 31″ seat height, depending on if you get a big wheel or small wheel model.

Then finally, 125cc and above have manual clutches and four-to-six-speed transmissions, putting them the closest to full-size dirt bikes in terms of required techniques.

You can expect a 150cc moped to reach an advanced speed of roughly 70 mph, which is a little faster compared to the speed of a 100cc or 125cc one. In general, a moped with a 150cc engine is more powerful than those with smaller engines. It becomes even more suitable for long travels as well as routine commutes.

Up to 125cc motorcycles (A1 licence) - Honda CB125F | 138.7mpg. Although it can't quite match the economy of its CBF125 predecessor or live up to Honda's claims of 150mpg, Honda's latest CB, as introduced in 2021 with an even more efficient engine, is still the class-leader in terms of fuel efficiency.

A 125cc two-stroke or a 250cc four-stroke is great for a beginner; riders who weigh less than 150 pounds can handle bikes under 250cc, while larger riders will need the suspension found in 250cc models.

Generally speaking, 250cc bikes can reach speeds of 60-80mph. One of the fastest 250cc dirt bikes on the market is the Yamaha WR250F which allows you to switch between racing and standard modes to reach a top speed of 85mph.

The top speed of a 150cc dirt bike can vary, but the average top speed of a 150cc dirt bike is about 50 to 60 mph. Many factors can contribute to the potential top speed of a dirt bike.