Is a YZ125 good for beginners?
Perfect starter bike. It will be as fast as you need it to be. As your skills increase and your weight increases you may want to step up to a larger bike YZ250 2 stroke or YZ450F 4 stroke. That is for later though.
How much HP does a YZ 125 make?
The engine produces 35 hp (26 kW). The YZ125 has been built with five- or six-speed manual sequential gearbox depending on model year….Yamaha YZ125.
| Manufacturer | Yamaha |
|---|---|
| Engine | 124 cc (7.6 cu in) reed valve two-stroke single |
| Power | 35 hp (26 kW) |
| Transmission | 5- or 6-speed sequential manual |
| Suspension | Mono-shock, 13 inches travel |
What is better 125 2-stroke or 250 4-stroke?
First, don’t misunderstand and think because the 250 is greater in size than 125 that the 250 4-stroke is more powerful than the 125 2-stroke. In fact, 2-stroke bikes with the same engine displacement typically have significantly more power than their 4-stroke counterpart.
How fast will a 125 2 stroke go?
The max speed for a 125cc 4-stroke dirt bike is it going to be around 50 miles per hour while the max speed for a 125cc 2-stroke dirt bike is going to be around 70 miles per hour.
Is the Yamaha YZ125 a good motocross bike?
Yamaha continues to provide top-notch suspension in their motocross bikes, and the YZ125 is no different. The older bikes from the 90s left something to be desired compared to modern mx bikes, but in the 2000’s they have some of the best suspension out of the box.
How can I tune my YZ125 motocross bike?
This is done by setting the ride height. Adjusting the shock sag is the first thing you should do to set the ride height. The forks can be adjusted by moving them up or down in the triple clamps, as well as adjusting the preload with an added spacer. Adjusting the compression and rebound clickers are the next step to tuning.
What are the best mods for a YZ125?
The best performance mods and upgrades for your YZ125 are: 1 Jetting 2 Suspension tuning 3 Big Bore 4 Porting 5 Reeds 6 Pipe 7 Cylinder Head
Why do I need aftermarket cylinder head for YZ125?
An aftermarket cylinder head will give you more torque and better throttle response, as well as make jetting easier. This is done with correcting the squish clearance between the top of the piston and the head. A stock YZ125 has a loose squish tolerance, which is simply due to Yamaha manufacturing it on the “safe” side.
Yamaha continues to provide top-notch suspension in their motocross bikes, and the YZ125 is no different. The older bikes from the 90s left something to be desired compared to modern mx bikes, but in the 2000’s they have some of the best suspension out of the box.
This is done by setting the ride height. Adjusting the shock sag is the first thing you should do to set the ride height. The forks can be adjusted by moving them up or down in the triple clamps, as well as adjusting the preload with an added spacer. Adjusting the compression and rebound clickers are the next step to tuning.
The best performance mods and upgrades for your YZ125 are: 1 Jetting 2 Suspension tuning 3 Big Bore 4 Porting 5 Reeds 6 Pipe 7 Cylinder Head
Are there any cylinder ports on the YZ125?
Cylinder porting is where you can make or break the power-band on a 2 stroke engine. The YZ125 has pretty good ports from the factory, but there’s always room for improvement. If you don’t know what you’re doing, I strong warn you NOT to port the cylinder yourself.
The overall best dirt bike for beginners is the Yamaha YZ125 with its old-school configuration and performance that makes it ideal for any size of rider.
How heavy is a YZ125?
Yamaha YZ125
| Manufacturer | Yamaha |
|---|---|
| Seat height | 1,000 mm (39.3 in) |
| Weight | 86 kg (190 lb) (dry) 94 kg (208 lb) (wet) |
| Fuel capacity | 7.9 l; 1.7 imp gal (2.1 US gal) |
| Related | Yamaha YZ250F |
Is a YZ125 good for trail riding?
Honestly, a YZ125 is such fun that the biggest fear is messing things up. But, this approach was so conservative that it made for a great result. The riding public can’t get its collective head wrapped around the fact that a 125 is a great trail bike—not just for kids, but for everyone.
How reliable is a YZ125?
The YZ125’s reliability is legendary‚ because its 14-year-old parts have been time tested to eliminate failures. (5) Weight. At 201 pounds, the Yamaha YZ125 is easy to ride and very agile.
How fast can a Yamaha YZ125 go?
YZ 125: This is Yamaha’s 2-stroke dirt bike and it has a top speed of around 70 miles per hour. It’s much quicker and faster than the TTR and that’s why it’s best suited for track racing.
Is a 2003 YZ125 a good bike?
The 2003 YZ125 is a great bike with little improvements that make it an even better bike than last year’s, and that won the 125 shootout. But it is no 250F, though, is it? Much like the YZ250, this year’s YZ125 has remarkable throttle response and very crisp power.
Is a YZ125 a good woods bike?
A YZ 125, with a few mods, can be an awesome woods weapon. It is currently my favorite bike, and my 250 is just sitting for months at a time.
What is better YZ250F or YZ125?
It has the torque and horsepower that will beat the 125 on almost any track, the suspension is great for me out of the box, and it’s just plain easier to ride faster. That’s why the Yamaha YZ250F is still the better bike in most cases for this match-up.
How long has the Yamaha YZ125 been in production?
1 The Yamaha YZ125 has had the longest production run of any MX bike in the world. The YZ125 has been in Yamaha’s line since 1974. The only other bike that can make a similar claim is the Yamaha YZ250 two-stroke.
Which is the best pipe for a Yamaha YZ125?
The pipe, next to porting, is the biggest factor to determining the power curve. Two of the most popular pipes for a Yamaha YZ125 are the FMF Factory Fatty and the Pro Circuit Works pipe. Kris Keefer tested both of these with a respective shorty silencer from FMF and Pro Circuit.
Is the Yamaha yz125x a two stroke bike?
In 2016, Yamaha actually expanded its two-stroke offerings with the YZ250X, which was the first off-road two-stroke since the 1998 WR250. Now the 125 gets similar treatment. The outward changes that make the YZ125 into an X are the 18-inch rear wheel and the kickstand.
Why does my Yamaha YZ125 have too little clearance?
A stock YZ125 has a loose squish tolerance, which is simply due to Yamaha manufacturing it on the “safe” side. Too little clearance will require race gas or engine failure.