The 9 Best Bike Handlebar Stem extensions (2023 reviews)

The lerway bike handlebar stem extension is capable of outshining several other extension featured in this list in overall features. When riding long-distances on your road bike and for whatever reason you need to sit up a little bit taller, this product works wonders. It is perfect for a 6 ft tall man. The stem riser adapter comes with 4 spacers (15mm & 310mm), so you can adjust the height of the riser stem by swapping spacers. It raises the handlebars about 3 inches. It is perfectly and makes it more comfortable.

This is a high quality product that is easy to install and fixes the problem of a too low handlebar position. It is outside diameter, since the extender fits over the steerer. It is a bit of a puzzle to put together but then perfect.

Why We Like This:

Excellent fit, and makes the handlebars just the right size
Solid construction and came with all the tools needed to get it installed
Stem extension easy to install and improves comfort

Best For fixie: Wake Bike Handlebar Stem extension

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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 bike fork stem extender can extend the fork stem by 180 mm maximumly. It can freely adjust the gasket to fit your own height. After hundreds of miles, the stem risers are still very stable and make no creaky noises. This uses 4mm hex for the clamp and a5 mm hex for the stem. It comes with enough spacers causing instability.

This is a riser on a recumbent bike. It’s a bit tricky to install and it would help if you were to have a bike stand. It’s great for off roading and out of the saddle sprints.

Why We Like This:

Great relief to back and arm muscles
Extension of handlebars on bmx bike, no more leaning over
Great to have a higher handlebar
Excellent comfort on back, arms and hands

Best For folding Bike: FOMTOR Bike Handlebar Stem extension

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Next on the list, we've got yet another extension that manages to win our hearts. It's the fomtor bike handlebar stem extension and it's widely considered as one of the best convenient extension you can buy. This bike stem riser is easy to install and has made the ride far more comfortable. It is constructed of high-strength cnc machined 6061 t6 aluminum alloy. It provides nearly four inches of vertical position along its aluminum tubiness. It has rings of different heights so you can change the order of stacking and placement of the handlebar support. It helps to make your bike very comfortable to ride.

It works for diamondback bikes and it is meant to attach to the stem.

Why We Like This:

Multiple heights to choose from with the 5 rings
Somewhat adjustable in length based on how you position the spacers
Rings are included for customized height

Best For Swagtron: Emoly Bike Handlebar Stem extension

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Emoly makes beautiful and great extension with classic and smartly choosen materials. It is a perfect choice for anyone who's looking for a simple way to alleviate any lower back pain that might result from odd riding posture due to low handlebars. The bottom stem clamps have something to grab hold of, your stem. The cap screw threads into a insert that is inside the original fork stem. It includes expansion rings that allow some variable adjustment in the height.

The height of the handlebar extension is perfect, about 4 inches. It will work if you have a 1 1/8 threadless stem on your bike if you have the old style that is threaded it will not work. It is easy to install and makes a difference in comfort to ride.

Why We Like This:

Fashionable and beautiful, with strong quality
Good brand reputation

Best For MTB: Sanzhi Bike Handlebar Stem extension

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Next on the list, we've got yet another extension that manages to win our hearts. It's the sanzhi bike handlebar stem extension and it's widely considered as one of the best convenient extension you can buy. It is good as a beach cruiser style. It is suitable for most road bike, mountain bikes, downhill bike, track bike, fixed gear bicycle, mtb, bmx. It is made of quality material. It will fit a 1” diameter handlebar. It is easy to install, just connect up the original front fork stem. It is a great way to correct your riding position. It's very well-manufactured with quality metal and steel screws. This is a good investment that can be transferred to later machines.

Why We Like This:

Very well made & easy to install, built to last
Right size for summer, can be adjusted later if needed for winter
Great to raise bars, and adjust to rider
A well made product that adds flexibility to your riding experience

Best With suspension: Magarrow Bike Handlebar Stem extension

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The magarrow bike handlebar stem extension is satisfactory and appropriate and fits well with your regular usage. This riser is good quality and works perfectly. It is perfect fit for special sirius road bikeinstalls in 5 minutes, but you will need the correct size allen(hex) wrench. The top-cap bolt that pre-loads the headset is not heat-treated and therefore bends. The clamp bolts are fine metric threads, so you need to be extra careful when applying torque.

The stem extender appears to be high quality and uses good bolts. It comes with a sufficient amount of spacers. This is a great way to elevate the handlebars and change the posture of your bike riding. It is suitable for most bike with 1-1/8'' threadless headsets in 5 minutes, but you will need the correct size allen(hex) wrench.

Why We Like This:

Great quality build and attention to detail
Affordable way to add comfort for shoulders and arms
Lot of satisfied buyers

Best For All: Gewage Bike Handlebar Stem extension

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For a low asking price, gewage bike handlebar stem extension has managed to overwhelm their customers by packing as many features as they could. This fits the stock handlebar on the ariel rider 52v xclass ebike. It is easy to install, just connect up the bike stem riser to the original front fork stem. It is great to let you sit back farther or more upright. The shaft has to extend into the stem far enough to easily be clenched by both bolts on the stem. It does allow for a lot of adjustability.

It is very easy to install and may look a little funny on a mountain bike, but it feels great. It is definitely a game changer.

Why We Like This:

Good investment for long term
One of the new comers and featured product

Best With Rise: Satori Bike Handlebar Stem extension

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Best part: satori bike handlebar stem extension costs comparatively low and it is available to ship in 24 hours. 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 alloy. These have more of a upright riding position, moving body weight closer to center and less on front wheel.

The Closed cylinder design achieves maximum stiffness at least weight. It is compatible with 1-1/8" = 28.6mm fork steerer only. It is easy to install. The riser is very snug and stable. It is a very well-thought-out solution to a problem with road bikes and some riders with neck or back pain.

Why We Like This:

Fit, finish and quality equal to existing sram and specialized fittings
Lot of satisfied buyers

Best premium: LITEONE Bike Handlebar Stem extension

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Liteone bike handlebar stem extension is the epitome of what a great extension should be. This bike fork stem extender can extend the fork stem by 210 mm maximumly. It is a forged 6061 aluminum alloy material with polished anodized finish, solid, secure, and durable. It can freely adjust the gasket to fit your own height.

Why We Like This:

Makes it more comfortable to ride
Handling more flexible, light weight, easier to force when climbing, operation is comfortable
Relieved pain in shoulder from riding