The 10 Best mountainbike Stem extensions (2023 reviews)

We consider a mountainbike stem extension to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Wake Aluminum Alloy READ REVIEW

Best For hybrid Bike: Buy: FOMTOR mountainbike Stem extension READ REVIEW

Best For fixie: Buy: Wake mountainbike Stem extension READ REVIEW

Best For Swagtron: Buy: Emoly mountainbike Stem extension READ REVIEW

Best For Pretty hunched position: Buy: Boenoea mountainbike Stem extension READ REVIEW

Best For MTB: Buy: FOMTOR Height extension READ REVIEW

Best With Rise: Buy: Satori mountainbike Stem extension READ REVIEW

Best Stem extender: Buy: Glaray mountainbike Stem extension READ REVIEW

Best With amazing Quality: Buy: ZUKKA mountainbike Stem extension READ REVIEW

Best Solid extension: Buy: Satori adjustment bolt READ REVIEW

Best Overall: Wake Aluminum Alloy

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Wake line of extension come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. This stem is well made, fits perfect and is more rugged than the oem piece. It is used to make a mountain bike more comfortable and realistic for this tall out of shape person. The tiny line indicating the angle of adjustment is printed on only one side (and it's the side opposite where you turn the screw) so it's a bit tricky to lock it into a particular angle.

The adjustable allows you to tilt it up which moves the bars effectively higher and closer to the rider. These are stainless & polished so its a cosmetic thing. It is a must have if you need a higher handlebar. This is easy to install and adjust.

• Saves your back and keeps pressure off your hands
• Easily adjusts the height of handlebars
• Snug everything up and it holds tight and secure
• Very tight or it will creak and shift

Best For hybrid Bike: FOMTOR mountainbike Stem extension

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The fomtor mountainbike stem extension might be a relatively new release, but it's still nothing short of impressive this year. It is great to ise on a growing kids bike. It is suitable for 1-1/8" 28.6mm fork mountain bike, road bike, track bike, folding bike, mtb bmx and so on. It includes six aluminum spacer rings paired in three sizes. It can increase the height up to 70mm compared to the original neck bolts.

This is an extender or riser for the handlebar height that gets inserted to the steerer tube. It comes with different size spacers. The bolts are small diameter compared to the original neck bolts. If you're looking for a more upright position for your bike and can't afford the proper frame size or a new bike then this extension is a good option.

• Rings are included for customized height
• Somewhat adjustable in length based on how you position the spacers
• Makes for a much more comfortable ride
• Multiple heights to choose from with the 5 rings

Best For fixie: Wake mountainbike Stem extension

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The wake mountainbike stem extension is suitable and reliable and fits well with your regular usage. It fits standard one and one eighth inch thread-less stems. It is a forged 6061 aluminum alloy material with polished anodized finish, solid, secure, and durable. The handlebars will slide down the stem and either pitch you over the handle bars or you’ll loose steering on the front wheel. After hundreds of miles, the stem risers are still very stable and make no creaky noises.

The aluminum build looks and feels both solid and durable. It makes your ride comfortable. It’s a bit tricky to install and it would help if you were to have a bike stand. This is fairly easy to install but the stem bolt is the key to the entire installation. It’s great for off roading and out of the saddle sprints.

• Great relief to back and arm muscles
• Excellent comfort on back, arms and hands
• Great to have a higher handlebar
• Helps relieve most of the neck stress with the standard bicycle handlebars

Best For Swagtron: Emoly mountainbike Stem extension

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Best part: emoly mountainbike stem extension costs comparatively low and it is available to ship in 24 hours. It fits mountain bikes and road bikes. It is easy to install with a basic hex wrench and quickly raise the handlebars of your bicycle, making it much more comfortable to ride. The cap screw threads into a pressure nut which holds the front wheel and fork in alignment with the handlebars. The bolt is long enough to run the length of the extension.

The Stem riser can freely adjust the gasket to fit your own height, reducing the pressure of waist effectively and raised to your comfortable position. The cap screw extends the length of the unit.

• Good investment for long term
• Lot of satisfied buyers

Best For Pretty hunched position: Boenoea mountainbike Stem extension

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The boenoea mountainbike stem extension is suitable and reliable and fits well with your regular usage. It is easy to install on your bike, just connect the original front bicycle fork stem. It is made with forged 6061 aluminum alloy. It is easy to install and gives you a variety of heights. It is suitable for most bike with 1-1/8'' threadless headset. The included spacers allow the extension to be cut to the exact length required. It is easy to install with the loosening of some hex bolts.

• Works well, easy but time consuming to install
• Sturdy, light, looks good, and gives the best hight found
• Excellent idea to use on mountain bikes to extend

Best For MTB: FOMTOR Height extension

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Not everyone likes to purchase extension for their daily usage, but the fomtor height extension would be an anomoly. It is a lesser known but sweet alternative to handlebar stems that have either no adjustment or limited adjustment. It is constructed of high-strength cnc machined 6061 t6 aluminum alloy. It works, but is extremely heavy due to low quality build.

This adjustable post, to vertical 90 degrees, is much higher height achievable than with the common 60 degree angle as most others are limited to, easily transforms a great mountain bike to hybrid height handlebars. It is sturdy and durable. It is easy to install and adjust the stem. It comes with the angle fully adjusted to near 90 degrees, your handle bar will be significantly higher and closer.

• Easy to install and makes a huge difference
• Very solid, sturdy aluminium, and 90 degree is the best
• Four bolt bar clamp holds bar securely in position

Best With Rise: Satori mountainbike Stem extension

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The satori mountainbike stem extension is satisfactory and appropriate and fits well with your regular usage. The design, engineering and manufacture of this adjustable stem extender is perfect. It comes with its wide adjustable range, so it can set up a comfortable upright or racing riding position easily. The professional level stem is made of 3d forged alloy which is much better than other alloys. It is compatible with 1-1/8" = 28.6mm fork steerer only.

The Closed cylinder design achieves maximum stiffness at least weight. These have more of a upright riding position, moving body weight closer to center and less on the front wheel. The riser is very snug and stable. It is easy to install. It is a very well-thought-out solution to a problem with road bikes and some riders with neck or back pain.

• Fit, finish and quality equal to existing sram and specialized fittings
• Good investment for long term

Best Stem extender: Glaray mountainbike Stem extension

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We would, of course, be remiss if we didn't mention glaray mountainbike stem extension for daily usage. The bike handlebar extender is suitable for bike with. It is built with forged 6061 aluminum alloy material, polished anodized finish, solid and durable. It is perfect fit and light weight but sturdy too. It can be used on paved paths and rails-to-trails. It is used to raise the handlebars and will be visible above the handlebars.

The bicycle stem extender is equipped with 6 gaskets, 2 x 20 mm, 3 x 10 mm and 1 x 5 mm, which can increase the height up to 145 mm. It is very easy to assemble and is made of good quality.

• Less back strain and more leverage going up hills
• Good stem extender, does the job, easy to install
• You can freely adjust the gasket to fit your own height

Best With amazing Quality: ZUKKA mountainbike Stem extension

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The zukka mountainbike stem extension is suitable and reliable and fits well with your regular usage. This quill has enough adjustments to put one in a comfortable position. It is suitable for mountain/road/fixed gear bicycles, and so on. It is sized to fit a 1" headset. It can adjust to different profiles/riders.

• Black anodized alloy adjustable quill stem, lightweight and durable
• Adjustable angle from 0 to 60 degrees, satisfies rider different needs
• One of the new comers and featured product

Best Solid extension: Satori adjustment bolt

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Best part: satori adjustment bolt costs comparatively low and it is available to ship in 24 hours. It actually is possible to be comfortable on a mountain bike. It is great for making mountain bike/e-bike more comfortable. It comes with its wide adjustable range, so it can set up a comfortable upright or racing riding position easily. It is compatible with 1-1/8" = 28.6mm fork steerer only.

The professional level stem is made of 3D forged alloy which is much better than other alloy. It is amazing how much the riding position changes by bringing the handlebars to a higher level and closer to the rider. It’s a heavy piece that will surely last the life of a bike. It is easy to install if you have basic mechanical skills.

• Very nicely made and high quality riser
• Very adjustable and feels solid once all tightened up
• New and hot release