What is the Best Mountain Bike Under $300? – 2017 Edition

Mountain bikes can cost you a lot of money if you purchase on the high-end; however, you always have the options to find the best mountain bikes under 300. Saving money is never a question, and if you can get a great product at a lower price, why not?

All the bikes we have featured are great values, come with what you need to get started, and will have you riding in no time. These bikes are top-notch quality and will really give you the feeling of a great buy.

**You'll find detailed comparison below, but you can also check the prices or read Amazon Customer Reviews by click the links above.

Note: There are a new version of Nashbar AT1. You can check my review about it here.

Finding the Best Mountain Bikes

Finding the best mountain bikes under $300 for you could be tricky if we couldn’t help you, but we can and will. We’ll talk about the specs of mountain bikes, what you should look for, what the bikes are made of, how to choose your bike the correct way, and how you can get the best value.

Follow along, and we’ll make sure you get the information you need to be riding all that much sooner on your brand-new mountain bike. We’ll even show you the best mountain bike under $200 as a bonus!

How to Choose Your Mountain Bike

Mountain Bike Materials and Parts

Maintaining Your Mountain Bike

What You Should Look For

How to Get the Best Mountain Bikes Under 300

Best Mountain Bikes Under $300

These are the five best mountain bikes under 300 that we’ve found. These bikes have great advantages and disadvantages to them, just as any bike would. The top 4 bikes are under 300$, while the last bike is the best mountain bike under 200.

It is a great bike that has a frame made from heat treated aluminum that makes it very lightweight at only 33 lbs. The 26” double-walled tires make for easy rolling and smooth riding.

The shifter has 21 speeds total, allowing for a smooth transition between each shift. The brakes are mechanical disc brakes on both wheels. The Suntour fork has 80 mm travel for smooth riding and increases control.

This bike arrives with minimal assembly required. All you need to install are the pedals, handlebars, and front wheel. You will also need to put air in the tires.

My Rating:


  • Suggested maximum weight is 220 lbs.
  • Lightweight.
  • Great design for great performance.
  • Comfortable for long rides.
  • Shifters and derailleurs are high-quality.


  • Not for rough trail riding.
  • Not for jumping.
  • Will require some adjustments.
  • Noisy brakes and chain.

Read our honest review about this bike here.

It is a 29” mountain bike with three frame sizes to fit your height best because sizing is important. This a steel-framed hardtail mountain bike with high durability.

This bike is great the way it is or upgradeable if you wish to alter it. The fork offers 75mm which takes the string out of the trail rides.

With the wheel size, you can easily take on obstacles on your trail and dips will be no problem.

My Rating:


  • The frame and tires support higher weights.
  • High-quality materials.
  • Durable and long-lasting.
  • Not much assembly.
  • Very comfortable ride.


  • Shocks don’t support higher weights.
  • Generic pedals included.
  • Heavy.
  • Assembly is hard.

It is a 21-speed dual suspension mountain bike with a strong aluminum frame. Uses front and rear disk brakes that are great in any weather condition.

This bike is rugged for rough trail riding and gives a smooth, comfortable ride for short or long trips. This bike is lightweight, only weighing 29 lbs. It comes mostly preassembled, just having to attach the seat, handlebars, front wheel, and pedals.

The bike has 26” wheels and an adjustable seat to make anyone comfortable while riding any distance.

My Rating:


  • Good for rough terrain and trails.
  • Lightweight.
  • Preassembled.
  • Uses high-quality disc brakes.
  • Comfortable.


  • Not good for any other terrain, such as roads or sidewalks.
  • Gears stop working properly.
  • Not supportive for 200+ lbs.
  • Disc brakes are noisy.

This mountain bike is a butted aluminum framed bike with 26” wheels. It utilizes mechanical disk brakes, has alloy rims, and offers 24 speeds.

You will need to assemble the handlebars, pedals, seat, wheels, and tune the breaks and derailleurs.

It offers two frame sizes to accommodate certain heights. The gears shift easily and smoothly without any hassle and will be great for easy terrains such as paths or trails, but not for rugged trail riding and harsh conditions.

My Rating:


  • Lightweight.
  • Two frame sizes.
  • Good for light off road and trail riding.
  • Great starter bike.
  • Solid, well-design frame.


  • You must take it to a shop to put the wheels on.
  • Weight restrictions.
  • No rugged riding.
  • Will need upgrades and adjustments.

Best Mountain Bikes Under $200

It is a steel mountain framed bike with linear pull brakes and a suspension fork that allows for simple and smooth riding.

It has 18 speeds and weighs about 40 lbs. This bike is on the heavier side due to the steel frame.

The tires are thick, 26” alloy-framed tires that are made for rugged terrain and rough riding.

You can take this bike from the beach to the woods with no problems and easy transition.

My Rating:


  • The steel frame is durable and long-lasting.
  • Made for rough terrains.
  • Minimal assembly.
  • Smooth gear changes.
  • Smooth and comfortable for rides of all lengths.


  • Heavy.
  • Not made for streets.
  • Will need to be maintenance frequently.
  • The shock will need to be replaced.

Check my review about this mountain bike here.

Image Credit: Amazon.com


The overall best mountain bike under 300 is the Nashbar AT1 29er Mountain Bike. The reason this bike is the winner is due to the pros that outweigh the cons. The bike is heavy, but it is made from high-quality, durable materials.

You will want to invest in new pedals, but the assembly you must do is minimal and replacing the pedals is an easy task. Maintaining your bike will increase the lifespan of your mountain bike and its parts.

This bike can handle rugged terrain and provide a smooth and comfortable ride, which is an important feature to riders who want to cycle for hours and miles on end. This bike has the best features for its value.

If you are looking for a higher budget mountain bike, check these posts out:

Best Mountain Bikes Under $1000.

Best Mountain Bikes Under $500​.

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Hi, welcome to our blog. My name is Denise Nelson. I'm a profound lover of the cross country mountain bike, I worked as a trainer for 6 years and a Co-founder of a private biking lessons school. I also own a small fitness store in NY. Enjoy!

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