Best 31.8 Mountain Bike Stem: A Guide to Finding the Perfect Fit

Whether you’re an experienced mountain biker or just starting out, investing in the right stem can make a huge difference in your performance. The best mountain bike stem 31.8 is designed to provide riders with increased stability and control while navigating rugged terrains. With its high strength-to-weight ratio and precision-crafted design, this stem offers the perfect balance between perplexity and burstiness for an optimal riding experience. Not only does it support your body on the toughest of trails, but it also ensures comfort and safety for a more enjoyable ride. Investing in the best mountain bike stem 31.8 is a great way to take your biking game to the next level!

Why Best Mountain Bike Stem 31.8 is Necessary?

A mountain bike stem 31.8 is a vital component of the bike as it connects the handlebars to the frame. The 31.8 diameter size is the most common size and provides extra strength and stiffness so that the rider can feel confident in their control of the bike while riding over rough terrain. It also allows for a wide range of adjustment when setting up the handlebar position, which gives the rider more control over their ride. Furthermore, this stem size is compatible with many different types of bicycles, meaning it can be used for multiple bikes with little to no modifications.

Comperision Chart for Best mountain bike stem 31.8

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FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem for 1-1/8 Steer Tube 31.8mm Handlebar, Short Handlebar Stem for All Mountain, MTB, Downhill, Freeride(35mm, Black)

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FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem for 1-1/8 Steer Tube 31.8mm Handlebar, Short Handlebar Stem for All Mountain, MTB, Downhill, Freeride(35mm, Black)

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LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem for Most Bicycle, Fixed Gear, Road Bike, Downhill Bike, Track Bike, MTB, BMX, Cycling

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LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem for Most Bicycle, Fixed Gear, Road Bike, Downhill Bike, Track Bike, MTB, BMX, Cycling

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Race Face Atlas Mountain Bike Stem (Black, 31.8-mm Clamp, 50-mm, 1-1/8-Inch)

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Race Face Atlas Mountain Bike Stem (Black, 31.8-mm Clamp, 50-mm, 1-1/8-Inch)

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FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike (31.8 x 70mm)

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FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike (31.8 x 70mm)

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Funn Funnduro MTB Stem with 31.8mm Bar Clamp - The Ultimate Ultralight and Tough Alloy Bicycle Stem for Mountain Bike and BMX Bike, Length 35mm stem (Orange)

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Funn Funnduro MTB Stem with 31.8mm Bar Clamp – The Ultimate Ultralight and Tough Alloy Bicycle Stem for Mountain Bike and BMX Bike, Length 35mm stem (Orange)

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FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem for 1-1-8 Steer Tube 31.8mm Handlebar Short Handlebar Stem for All Mountain, MTB, Downhill, Freeride(35mm, Black)

 FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem for 1-1-8 Steer Tube 31.8mm Handlebar Short Handlebar Stem for All Mountain, MTB, Downhill, Freeride(35mm, Black)

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The FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem is the perfect addition to any mountain bike. This stem is made from 6061T6 aluminum and features a full machined finish to reduce weight. It has a steerer tube diameter of 28.6mm (1-1/8″) and handlebar diameter of 31.8mm (1-1/4″), with a length of 35mm and 0-degree rise. The close gap face plate design makes it easier to install, and the four bolt bar clamp holds the handlebar securely in place. Not only is this stem light weight at only 132g (4.65 oz.), but its also incredibly strong and durable so you can trust that your bike will be able to handle any terrain that you take it on.

Why We Like This
Light Weight: The FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem weighs just 132g (4.65 oz.), making it one of the lightest stems on the market!
Durable: Made from 6061T6 aluminum, this stem is built for tough terrain and can withstand even the roughest rides without breaking down or becoming damaged.
Easy to Install: With its close gap face plate design, this stem can be installed quickly and easily with just one bolt tighten torque.
Secure: The four bolt bar clamp holds the handlebar securely in place, so you dont have to worry about it slipping or becoming loose during your ride.
Versatile: This stem is suitable for all mountain, MTB, downhill, and freeride bikes alike!

Common Questions & Answers
Q: What material is the FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem made from?
A: The MTB stem is made from 6061T6 aluminum with a full machined finish to reduce weight.
Q: What size handlebar does this stem fit?
A: This stem fits handlebars with a diameter of 31.8mm (1-1/4″).
Q: How long is the FIFTY-FIFTY Aluminum Alloy Mountain Bike Stem?
A: The stem has a length of 35mm and 0-degree rise.

Additional Product Information

Size 35mm

LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem for Most Bicycle Fixed Gear, Road Bike, Downhill Bike, Track Bike, MTB, BMX, Cycling

 LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem for Most Bicycle Fixed Gear, Road Bike, Downhill Bike, Track Bike, MTB, BMX, Cycling

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The LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem is the perfect choice for any cyclist looking to upgrade their bike. With an easy installation process and high-strength CNC machined 6061 T6 aluminum alloy construction, this stem provides both comfort and stability. It’s also universal and suitable for most road bikes, fixed gear bicycles, mountain bikes, downhill bike, track bike, MTB, BMX and DH.

Why We Like This
Easy installation: Just connect up the original front fork stem with four bolt bar clamp securely holding the bar in place.
High-strength construction: Made of CNC machined 6061 T6 aluminum alloy for durability and sturdiness.
Universal fit: Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX and DH.
Dimensions: Stereer Tube diameter 28.6mm (1-1/8″), Handlebar Diameter 31.8mm (1-1/4″), Length 50mm and Weight 220g.
Comfort: With a 30 degree handlebar stem angle providing comfort while riding.

Common Questions & Answers
Q: What is the diameter of this stem?
A: The Stereer Tube diameter is 28.6mm (1-1/8) and Handlebar Diameter is 31.8mm (1-1/4).
Q: Is this suitable for modified or DIY upgrades?
A: Yes it is! The LITEONE MTB Stem Mountain Bike Stem can be used with modified or DIY upgrades to your bike to provide comfort while riding.
Q: What type of bikes is this suitable for?
A: This stem is suitable for most road bikes, fixed gear bicycles, mountain bikes, downhill bike, track bike, MTB, BMX and DH bikesso you can be sure that it will fit your type of bike!

Additional Product Information

Race Face Atlas Mountain Bike Stem (Black 31.8-mm Clamp, 50-mm, 1-1-8-Inch)

 Race Face Atlas Mountain Bike Stem (Black 31.8-mm Clamp, 50-mm, 1-1-8-Inch)

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Take your mountain biking to the next level with the Race Face Atlas Mountain Bike Stem. This stem is constructed with 6061-T6 aluminum, making it lightweight and durable. The four-bolt bar clamp holds your bar securely in position while maintaining a low profile, and the interlocking U-Shaped Handlebar Clamp Geometry provides a secure fit. The faceplate eliminates stress risers which can cause your bar to bend or break over time.

Why We Like This
Durable and lightweight construction: The Race Face Atlas Mountain Bike Stem is constructed with 6061-T6 aluminum, making it strong and lightweight.
Secure fit: The four-bolt bar clamp holds your bar securely in position while maintaining a low profile, and the interlocking U-Shaped Handlebar Clamp Geometry provides a secure fit.
Stress risers eliminated: The faceplate eliminates stress risers which can cause your bar to bend or break over time.
Universal design: This stem fits 31.8mm bars up to 50mm in length and 1-1/8 inch steerer tubes.
Versatile use: Perfect for all types of mountain biking, including downhill, freeride, and cross country riding.

Common Questions & Answers
Q: Is this stem adjustable?
A: Yes, this stem is adjustable up to 50mm in length and 1-1/8 inch steerer tubes.
Q: What type of material is this stem made of?
A: This stem is made of 6061-T6 aluminum for durability and lightweight performance.
Q: Does this stem fit all types of mountain bikes?
A: Yes, this stem is designed for all types of mountain bikes, including downhill, freeride and cross country riding.

Additional Product Information

Height 2.5
Length 6
Weight 0.330693393
Width 2.5
Size 31.8-mm Clamp, 50-mm, 1-1/8-Inch

FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike (31.8 x 70mm)

 FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike (31.8 x 70mm)

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The FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser is a great option for any biker looking to adjust the height of their handlebar. Constructed from lightweight and durable CNC machined 6061 T6 aluminum alloy, this stem is perfect for most road bikes, mountain bikes, track bikes, MTB, BMX, and DH. The stem fits handlebars that measure 31.8mm (1.25”) in diameter and 28.6mm (1-1/8″) in diameter for the front fork stem.

Why We Like This
Lightweight and Durable: The FOMTOR Bike Stem is made from high-strength CNC machined 6061 T6 aluminum alloy which makes it both lightweight and durable at the same time.
Easy To Install: The stem is easy to install which makes it great for any biker who may not have experience installing bike stems before.
Adjustable: The stem features a 35 degree angle which allows you to easily adjust the height of your handlebar with just one tool.
Fit Most Bikes: The FOMTOR Bike Stem fits most road bikes, mountain bikes, track bikes, MTB, BMX and DH making it perfect for any biker of any skill level.
Suitable Dimensions: This stem measures 31.8mm (1.25”) in diameter for the handlebar and 28.6mm (1-1/8″) in diameter for the front fork stem with a center distance of 70mm (2-3/4″).

Common Questions & Answers
Q: Is this bike stem suitable for all types of bicycles?
A: Yes! The FOMTOR Bike Stem is suitable for most road bikes, mountain bikes, track bike, MTB, BMX and DH so it will fit almost any type of bicycle!
Q: Is this bike stem adjustable?
A: Yes! With its adjustable 35 degree angle you can easily adjust the height of your handlebar with just one tool!
Q: What material is this bike stem made from?
A: The FOMTOR Bike Stem is constructed from high-strength CNC machined 6061 T6 aluminum alloy which makes it both lightweight and durable at the same time!

Additional Product Information

Size 31.8 x 70 mm

Funn Funnduro MTB Stem with 31.8mm Bar Clamp – The Ultimate Ultralight and Tough Alloy Bicycle Stem for Mountain Bike and BMX Bike Length 35mm stem (Orange)

 Funn Funnduro MTB Stem with 31.8mm Bar Clamp - The Ultimate Ultralight and Tough Alloy Bicycle Stem for Mountain Bike and BMX Bike Length 35mm stem (Orange)

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Are you looking for the ultimate ultralight and tough alloy bicycle stem for your mountain bike or BMX bike? Then look no further than the Funnduro MTB Stem with 31.8mm Bar Clamp. This stem is precision-engineered for enduro, freeride, trail riding, XC and downhill, so you can be sure it will handle the toughest conditions. The stem is made from high-quality aerospace 6061 alloy, making it lightweight but tough enough to withstand anything you throw at it. It also comes in a variety of colors to match your style!

Why We Like This
Ensure Proper Fit: The Funnduro is available for handlebars with a 31.8mm or 35mm diameters. This version is 31.8mm only, so make sure to check your handlebar before purchasing and ensure you order the correct version.
Versatile Use: Precision-engineered mountain bike stem for enduro, freeride, trail riding, XC and downhill riders on challenging terrain.
Tough & Light: CNC machined from high-quality aerospace 6061 alloy that is featherweight but tough enough for the harshest conditions.
Match Your Style: A wide variety of colors available to choose from to find the perfect match for your bike – whether bold or subtle shades!
Fun Priority: The Funnduro is a versatile and reliable piece of equipment that is ideal for any situation where having fun is the top priority.

Common Questions & Answers
Q: What size are these stems available in?
A: The Funnduro stems are available in 31.8mm or 35mm diameters. This version is 31.8mm only so make sure to check your handlebar before purchasing and ensure you order the correct version.
Q: Is this suitable for mountain biking?
A: Yes! These stems are precision-engineered specifically for enduro, freeride, trail riding, XC and downhill which makes them perfect for mountain biking!
Q: Are these tough enough to withstand harsh conditions?
A: Yes! The Funnduro stems are made from high-quality aerospace 6061 alloy which makes them lightweight but tough enough to withstand anything you throw at it!

Additional Product Information

Height 2.64
Length 2.72
Width 5.87
Size 35mm

Benefits of Best Mountain Bike Stem 31.8

1. Increased Strength: The 31.8 stem is much stronger than the traditional 25.4 stems, allowing for greater support and stability on the bike.

2. Improved Steering: The larger diameter of the stem allows for a more fluid and responsive steering experience, providing more control when riding over rough terrain.

3. Lightweight: The 31.8 stem is much lighter than the 25.4 stem, making it an ideal choice for riders looking to reduce their overall bike weight without sacrificing strength or performance.

4. Versatility: The 31.8 stem can be used with a variety of handlebar types, including drop bars, flat bars, riser bars and bullhorn bars, making it a great choice for multiple riding styles and terrain types.

5. Cost-Effective: The 31.8 stem is an affordable upgrade or replacement option for riders looking to improve their mountain biking experience without breaking the bank.

Buying Guide for Best mountain bike stem 31.8

Things to Consider Before Buying a Mountain Bike Stem 31.8

– Size: Mountain bike stems come in various sizes and lengths, so it is important to select the right size for your bike. Stems come in sizes ranging from 80mm to 140mm, so measure the stem that is currently installed on your bike before making a purchase.

– Weight: The weight of a mountain bike stem can drastically affect the overall weight of your bike. Make sure to select a lightweight stem as this will help to improve the performance of your ride.

– Material: Mountain bike stems are typically made from aluminum or carbon fiber, with aluminum being the most common material used. Aluminum is strong, lightweight and relatively inexpensive, while carbon fiber is lighter and more expensive but not as strong as aluminum.

– Adjustability: Some mountain bike stems offer adjustable reach and rise, allowing you to customize the position of your handlebars for improved comfort and control. This feature can be especially useful for riders with longer arms or shorter legs.

Best Mountain Bike Stems 31.8

– Race Face Atlas Stem: The Race Face Atlas Stem is a great option if you’re looking for a lightweight yet durable mountain bike stem that won’t break the bank. This stem is made from 6061 aluminum and features an adjustable reach and rise design that allows you to customize your handlebar position for greater comfort and control on the trail. It also has a wide clamping surface that reduces stress on steerer tubes and handlebars for increased durability.

– DMR Defy Stem: The DMR Defy Stem offers superior strength and reliability thanks to its forged alloy construction, which makes it well suited for aggressive off-road riding. This stem also features an adjustable reach design that allows you to customize your handlebar position for improved comfort on long rides, as well as two height options so you can find the perfect fit for your frame size.

– Easton Haven 35 Stem: The Easton Haven 35 Stem is one of the lightest mountain bike stems available today, weighing just 95g (3oz). This stem features an adjustable reach design with three height options so you can find the perfect fit for your frame size, as well as a wide clamping surface that reduces stress on steerer tubes and handlebars while providing superior strength and stability on rough terrain.

The Best mountain bike stem 31.8 is an excellent choice for riders looking to upgrade their stem without breaking the bank. It provides a secure and stable connection between the handlebar and frame, while allowing you to customize your riding position to your specific needs. With its lightweight, durable construction and affordable price point, it’s an ideal choice for any mountain biker who wants to take their performance to the next level.

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Turbos And Pistonz
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