Diamondback Octane 20 Mountain Bike Review

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Diamondback Octane 20 Mountain Bike Review

Diamondback Octane 20 Bicycle is perfect for every child who loves to be outdoors and loves adventure. These days kids are addicted to PlayStations, or YouTube videos or just spend hours browsing the internet. This bike is constructed out of 6061T6 aluminum and is not very delicate.

This bike is perfect for every child who loves to be outdoors and loves adventure. The Octane 20 is perfect for your local trails.It has a suspension fork of 30mm which is enough for an easy ride in the local hills. It comes with six gears and is good for the child to learn all about gear shifting.

This helps them to ride faster and more efficiently. Read our Diamond Octane 20 Bicycle Review 2021 to know all about its features and specifications. The bike is created for safety and enjoyment. It comes in colors that are loved by children.

Best Suited to Whom?

The Diamondback Octane 20 Bicycle has been designed specifically for a rider who needs a lot of gearing and squish than the BMX bike. It is a perfect bike for a kid who loves playing outdoors.

It gives a lot of versatility to the rider to ride almost anywhere in their neighborhood. This bike is recommended for children in the age group of 8 to 12 years. The bike’s functions are of very high quality.

Diamondback Octane 20 Mountain Bike Assembly, Design and Build Quality


The Diamond Octane 20 Bicycle comes with all the necessary instructions and advice which is required to assemble the bike. Assembling this equipment manufactured by Diamondback is quite an easy process.

All you have to do is follow the steps mentioned in the manual. The assembly time depends on your skill level – how good you are at tools and mechanical work. Mentioned below are the assembly time based on different levels:

Level 1 – Amateur
If you have never ever assembled a bike as well as never worked with the various tools, then the Assembly time would be around 60-80 minutes.

Level 2 – Handy in Mechanical work
If you never have assembled a bike but you are quite helpful mechanically. The Assembly Time would be around 40-50 minutes.

Level 3 -Into Simple Assembling
In case you never assembled a bike completely, but you have done a bit of bike tuning. The Assembly Time would be about 30-40 minutes.

Level 4 – A skilled Mechanic
This is if you are a skilled bicycle mechanic. The assembly process would take you about 10 minutes maximum.

The various tools needed for the assembly process:
1. 4, 5mm Hex Allen Keys* (it is included with the bicycle)
2. Bike Grease*
3. A 15mm Pedal Wrench or a 6mm Allen * (it is included with the bicycle)
4. Pump for Bicycle Tire*
5. Box Cutter or Scissors
6. 2 Phillips Screwdriver *
7. Cable Cutters
8. Needle Nose Pliers
9. Shock Pump* (it is included with some bicycles)

Design and Build Quality

The Octane 20 has a Junior Mountain Bike frame that has been constructed out of heat-treated aluminum in order to give it the required strength and make it lightweight. The bike is very easy to handle if it is lightweight.

There are many kids bike with gears and you can have a look at them for any comparison of models. You can also have a look at the diamondback push bike. It comes with a suspension of 40mm which ensures you do not feel the loose rocks or even cracks in the road.

It also has a 6-speed shifting from Shimano which engages with just a simple twist of your wrist. The beefy 20″ wheels along with the ATB tires are perfect for any local park trail. Check out some of the best mountain bikes for kids.

Diamondback Octane 20 Mountain Bike Features


The Diamondback Octane 20 Bicycle has a frame that is made of aluminum that has been treated with heat.heat-treated aluminum frame. The frame is made of alloy, alloy rims as well as a suspension fork which gives the child a good opportunity to be outdoors than indoors in front of the TV.


The bike comes with 20-inches wheels. Check out the specialized hot rock 20 if you wish to look at other bikes for comparison.


The best selling mountain bike has six gears, which is good to teach the child how to shift gears and when to change the gear.


The wheels, as well as the brakes, are made of alloy.


This specific bicycle has a suspension fork. The Octane 20 comes with a suspension of 30mm which is enough to take an easy ride in the local area.


The bike has a 6-speed shifter from Shimano.


The totally free steering wheel is about 20 inches. The ATB tyres are a bit knobby and include aluminum rims.

Diamondback Octane 20 Mountain Bike Warranty

The manufacturer offers a lifetime warranty on the frame to the original retail buyer who owns the bicycle. It offers a warranty of one year on the suspension parts which include however are not limited to pivot bearing, bushings, link plates, fasteners, bolts, chainstays, seat stays, and shock units.

A warranty of one year is also offered on labor cost and replacement of the frame. A 30-day replacement is offered on labor cost, frame replacement inclusive of the swingarm.

However, one must note that any damages arising from abuse, neglect, and normal wear and tear will not be covered by the warranty. Also, damages which do not affect the safety or functionality of the bike are not covered.

However, in case the bike has a manufacturing defect which is covered by the warranty, the manufacturer will provide the necessary relief.

Diamondback Octane 20 Mountain Bike Pros and Cons


  • The bike is best suited for children in the age group 8-12 years
  • The bike has 6 gears
  • This bike has an aluminum frame
  • It is durable, strong and lightweight
  • It comes in a choice of colors
  • The bike’s wheels are 20”
  • It has a 30mm suspension
  • The warranty offered is quite good
  • It is a good bike for beginners


  • The bike does not have a kickstand
  • It may not be best suited for children who have reached advanced riding


The Diamondback Octane 20 Bicycle is one of the best mountain bikes from Diamondback for children. This is good for beginners, as it has six gears and this enables the child to learn all about gears and shifting of gears. The bike is quite sturdy and durable and comes with an excellent warranty.

It is perfect for kids who love outdoor activities and adventure and is good for a ride in the neighborhood local trails. The bike has suspension and gears which make it good for the local trails. These days when kids are glued to the internet and PlayStations, outdoor activities are reducing on a high note.

It is time to ensure that your kid’s health is not affected by these activities and you must make sure that your child has some form of outdoor games or sports activities in their daily schedule. If you are on the lookout for a good bike for your child, then get your hands on the Diamondback Octane 20 Bicycle right away!

FAQs of Diamondback Octane 20 Bicycle

Where is the serial number located on a Diamondback Octane Bike?
Most of the serial numbers can be found under the bottom bracket (exactly where two pedal cranks meet). You have to upturn your bike and you can find and note the number. If no serial number can be found near the cranks, you can check common places inclusive of the rear stays or the front headset.
Where is the Diamondback Octane 20 Bike manufactured?
Diamondbacks are sold in different countries, inclusive of the United States, Canada, Australia, Bangladesh and also the United Kingdom. It is produced in China by Kinesis Industry. Most of the Diamondbacks are supposed to be mid-type bicycles.
Will the Octane 20 fit on a fork style bike rack? Is a top tube adapter required?
The Octane 20 can be used by riders on trunk racks which has support arms where the bike hands. You would also require a top tube adapter.
Are there any training wheels sold separately for the Octane 20? Is any aftermarket available?
This bike has a rear derailleur, due to which training wheels might not work well on the Octane 20.
What is the approximate weight of the Diamond bike?
Unfortunately, the weight of bikes is not provided by Diamondback. Also, there are no industry standards that can help in uniform measurement of the weight of bicycles. The frame size, componentry as well as the inclusion of certain accessories (like reflectors, pedals or racks) with the bike can lead to significant changes in the bike weight.