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31.8- mm 90 deg Red Bicycle Stems

Bar clamp diameter is the diamater of the handlebar.

Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.

We define color as the main color of the item. It may have accents or highlights in other colors.

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Showing 18 products:

Spank Spike Race 2 Stem, 31.8 x 50mm, Red
Spank Spike Race 2 Stem, 31.8 x 50mm, Red

2D forged MGR alloy is CNC weight optimized Chamfered bar clamps reduce stress risers in the critical bar/stem interface Shot peen … read more

your price $59.99 + ships free

BuyBuyPART NUM 162778
Box One Top Load Stem, 53mm x 31.8mm x 28.6mm, Red
Box One Top Load Stem, 53mm x 31.8mm x 28.6mm, Red

45 degree top loading design with a 31.8mm clamp for use with any standard MTB bar and over sized BMX bars Constructed from 6061-T6 aluminum … read more

your price $69.99 + ships free

BuyBuyPART NUM 576594
RaceFace Atlas Stem Red 50mm x 31.8
RaceFace Atlas Stem Red 50mm x 31.8

RaceFace Atlas Stems Intended use is All Mountain, Freeride and Downhill 4-bolt bar clamp with interlocking u-shaped faceplate Opposing bolts on … read more

15% offretail $99.99 your price $84.99 + ships free

BuyBuyPART NUM 562413
Hope Freeride Stem, 35mm 0 Degree 1-1/8" Threadless Red
Hope Freeride Stem, 35mm 0 Degree 1-1/8" Threadless Red

10.9 DIN chromoly bolts Opposing steerer and moto-style handlebar clamp for exceptionally rigid steering characteristics CNC machined from solid billet … read more

$28 offretail $133.60 your price $104.99 + ships free

BuyBuyPART NUM 877757
Chromag Riza Stem, 32 x 28.6, 90 Degree, Red
Chromag Riza Stem, 32 x 28.6, 90 Degree, Red

M6 bolts Wide clamping area spreads load over large area 1 piece faceplate CNC machined in Whistler, Canada Faded edges … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 176020
Chromag RIZA Stem, (31.8) 90d X 45mm - Red
Chromag RIZA Stem, (31.8) 90d X 45mm - Red

CNC machined in Whistler, Canada from premium 6061 billet aluminum Features a new faded edge on the clamp face to help avoid hot spots and … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 262128
Chromag RIZA Stem, (31.8) 90d X 38mm - Red
Chromag RIZA Stem, (31.8) 90d X 38mm - Red

CNC machined in Whistler, Canada from premium 6061 billet aluminum Features a new faded edge on the clamp face to help avoid hot spots and … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 375987
Spank Spike Race 2 Stem - 35mm 0 Degree Alloy Red
Spank Spike Race 2 Stem - 35mm 0 Degree Alloy Red

Spank's Spike stem is among the shortest available to better fit the latest generation of super long bikes and super wide bars. Included Snap-Fit … read more

your price $59.99 + ships free

BuyBuyPART NUM 340987
Hope XC Stem - 70mm, 31.8 Clamp, +/-0, 1-1/8", Red
Hope XC Stem - 70mm, 31.8 Clamp, +/-0, 1-1/8", Red

Hope XC stem is optimised for the perfect balance of weight and stiffness. Gone are the days that XC meant noodly handling. Our new stem is designed … read more

your price $120.00 + ships free

BuyBuyPART NUM 639939
Chromag Ranger V2 Stem, 60mm, 31.8 x 28.6, Red
Chromag Ranger V2 Stem, 60mm, 31.8 x 28.6, Red

Blended body features increase performance and give a more fluid look Light yet extremely stiff for positive control at the front end … read more

Currently Sold Out

your price $84.99

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Spank Spoon 318 Stem - 43mm, 31.8 Clamp, +/-0, Red
Spank Spoon 318 Stem - 43mm, 31.8 Clamp, +/-0, Red

Spank Spoon Stems feature unique style, modern geometry, and rock-solid construction, without the heavy price tag suitable for all disciplines. … read more

Currently Sold Out

your price $59.99 + ships free

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Chromag Ranger V2 Stem, 70mm, 31.8 x 28.6mm, Red
Chromag Ranger V2 Stem, 70mm, 31.8 x 28.6mm, Red

Blended body features increase performance and give a more fluid look Light yet extremely stiff for positive control at the front end … read more

Currently Sold Out

your price $76.99

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Straitline Components SSC Mtn Stem, (31.8) 0d X 50mm - Red
Straitline Components SSC Mtn Stem, (31.8) 0d X 50mm - Red

Precision CNC machined and color anodized with laser-etched graphics Handlebar stress points minimized by Motocross inspired clamping system … read more

Currently Sold Out

your price $136.00 + ships free

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Spank Oozy Trail 2 Stem, 31.8mm x 50mm, 0 Degrees, Red
Spank Oozy Trail 2 Stem, 31.8mm x 50mm, 0 Degrees, Red

Burly 31.8mm bar clamp zone is chamfered to reduce stress risers and increase fatigue life in handelbars Iconic hourglass sectional profile … read more

Currently Sold Out

your price $49.99 + ships free

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Chromag Hifi V2 Stem Diameter: 31.8mm x  31mm. Red
Chromag Hifi V2 Stem Diameter: 31.8mm x 31mm. Red

Contoured surfaces for human contact and structural optimization High polished finish Low stack height Weight: 195g … read more

Currently Sold Out

your price $94.00 + ships free

InfoInfo
Chromag Ranger V2 Stem, 31mm, 31.8 x 28.6mm, Red
Chromag Ranger V2 Stem, 31mm, 31.8 x 28.6mm, Red

Blended body features increase performance and give a more fluid look Light yet extremely stiff for positive control at the front end … read more

Currently Sold Out

your price $84.99

InfoInfo
Origin8 Fix8 OS Stem, 1-1/8x50x31.8, Red
Origin8 Fix8 OS Stem, 1-1/8x50x31.8, Red

AL6061 3D forged aluminum construction 4 bolt front loading design EN MTN safety certified Type: Mountain Threadless Fork … read more

Currently Sold Out

15% offretail $43.99 your price $37.40 + ships free

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Octane One Tone Stem, 31.8mm x 45mm, Red
Octane One Tone Stem, 31.8mm x 45mm, Red

3D forged 6061 aluminum, perfect for All Mountain and Trail riding 40mm steerer clamp height 138g (31.8mm) Item Specifications … read more

Currently Sold Out

your price $31.99

InfoInfo

We define color as the main color of the item. It may have accents or highlights in other colors.

These models are available for online purchasing and can be shipped directly to you.

Bar clamp diameter is the diamater of the handlebar.

Stem length is measured from the center of one clamp to the center of the other clamp. This measurement is sometimes known as the reach or extension.

S.H.I.S clamp diameter is the steerer tube diameter.

Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.

Stem Type

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