The 12 Best 40 mm direct mount stems (2023 reviews)

The wake 40 mm direct mount stem might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. This makes the XL frame much more comfortable since reach is too far forward and down with original hardware. It fits on a steer tube that is 1 1/8" and clamps onto a handlebar that is 31.8mm. It brings the bar in close so you can get your weight back for downhill descents. The green matches the accents of the bike very well.

It is made of soft metal. It is perfect fit to the handlebar and the steerer tube. The form factor closely mimics many higher-priced stems. There is no variance to the size and can not be manipulated to fit other sizes besides these. It is suitable for most road bike, fixed gear bicycle, mountain bikes, etc.

Why We Like This:

Easy installation, just connect up the original front fork stem
Very well made and nice quality looking part
Easy to install and set up

LITEONE 40 mm direct mount Stem

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If you often find yourself scrambling for convenient and suitable stem, liteone 40 mm direct mount stem should be your first option for buying. It is suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, mtb, bmx, dh, etc. It is constructed of high-strength cnc machined 6061 t6 aluminum alloy. These type stems are ALWAYS forged, then machined to perfectly fit the handlebar, steerer, and bolts. It is molded so it won’t be as strong as a cnc’d stem but this bike is just for local XC trails.

Why We Like This:

Four bolt bar clamp holds bar securely in position
Feels sturdy & looks good too
Suitable for modified, diy, upgrade the bike
Nice looking stem and light weight

Syntace 40 mm direct mount Stem

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Syntace line of stem come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Syntace megaforce2 stem is available in lengths ranging from 30 mm to 80 mm, in 10 degree increments. It is designed to stiffen up cockpits using bars more than 700mm wide. It is forged from a high strength aluminum alloy, which helps to increase strength while reducing weight. It is clamped to the steered tube with two deep-set bolts.

The stem is oriented with 6mm rise or upside down for 6mm less height. It allows reduction of swaying tendency. It provides control and exceptional leverage, and they also create torque, especially if used with a standard stem. It is two individual pieces affixed with four bolts. The stem wears a low profile above the headset and it is greater in width than height at 36 mm x 42 mm.

Why We Like This:

Degree stem angle, which is ideal for reduced steered tube length geometries
Very comfortable riding road bike for fitness purposes
New and hot release

Fiftyfifty 40 mm direct mount Stem

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If you often find yourself confused about appropriate and satisfactory stem, fiftyfifty 40 mm direct mount stem should be your first option for buying.

Why We Like This:

Direct mount stem make from 6061t6 aluminum
45 mm / 50mm adjustable and 30mm
Good brand reputation

Truvativ 40 mm direct mount Stem

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Best part: truvativ 40 mm direct mount stem costs comparatively low and it is available to ship in 24 hours. This is a very sturdy stem. The new descendant stem is 3D forged from 7075 alloy, then machined for weight reduction, and is the perfect match for your descendant bars. It’s awesome for a ride.

Why We Like This:

Reasonably lightweight, extremely rigid, and good looking too
Good investment for long term

Truvativ new Descendant Stem

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The truvativ new descendant stem's material feels more premium than its price would suggest. It is easy to find short stems most people really ought to have. The new descendant stem is 3D forged from 7075 alloy, then machined for weight reduction, and is the perfect match for your descendant bars. It fits a 1 1/8" fork, 35 mm handlebars and is 40mm long.

The construction is solid, lightweight, and cleanly milled. It is easy to install, the top bolts clamp all the way and the bottom bolts will have a small gap.

Why We Like This:

New and hot release
Lot of satisfied buyers

renthal 40 mm direct mount Stem

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The renthal 40 mm direct mount stem is suitable and reliable and fits well with your daily purpose.

Why We Like This:

One of the new comers and featured product
Good brand reputation

Gritshift 40 mm direct mount Stem

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If you often find yourself confused about appropriate and satisfactory stem, gritshift 40 mm direct mount stem is your end point. It is designed to withstand the additional forces of an e-bike. It works great and raises the handlebar giving you more comfortable posture when riding. The gritshift direct mount stem features a 2" rise and 1 piece handlebar clamp, this helps ensure everything is square and perfectly aligned. It is perfectly bolted to stock and most aftermarket forks. This helps to ensure longtime use and function for parts on your e-bike, made specifically for them.

Why We Like This:

Wide clamping area for increased bar rigidity
Lot of satisfied buyers

race face 40 mm direct mount Stem

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The race face 40 mm direct mount stem's high-end materials makes sure that it ages well with use. The race face aeffect r 35 mm stem offers just that, plus the ability to run an extra stiff and beefy 35 mm handlebar.

Why We Like This:

Forged and machined from 6061 aluminum
Delivers what they promise

Fiftyfifty Bike Stem

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The fiftyfifty bike stem is satisfactory and appropriate and fits well with your daily usage.

Why We Like This:

Direct mount stem make from 6061t6 aluminum
Delivers what they promise

Chromag 40 mm direct mount Stem

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The chromag 40 mm direct mount stem is suitable and reliable and fits well with your daily usage. Fi stem will delight drivers looking for a robust, rigid, precise and ultra stylish flight station. As powerful as it is stylish with its stunning CNC machined finish, it is the choice of Brandon Semenuk, William Robert, LOGAN weighing, Paul Genesee and many other riders.

Why We Like This:

Aluminium series 700 premium very high quality
Good brand reputation

Chromag 40 mm direct mount Stem

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Not everyone likes to purchase stem for their regular usage, but the chromag 40 mm direct mount stem would be an anomoly. Fi stem will delight drivers looking for a robust, rigid, precise and ultra stylish flight station. As powerful as it is stylish with its stunning CNC machined finish, it is the choice of Brandon Semenuk, William Robert, LOGAN weighing, Paul Genesee and many other riders.

Why We Like This: