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-55%Crankbrothers Cobalt 3 stem 110 mm
- €40.50
- €89.99
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New product100 mm stem aluminium
- €9.99
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UsedEaston EA50 road bike stem 100 mm
- €14.00
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Used115 mm stem Ritchey 1-1/8" 25.4 mm
- €8.99
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UsedStem 120 mm 1"1/8 25.4 mm
- €5.99
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UsedTitec Fast Al stem 120 mm 1"1/8 25.4 mm
- €7.90
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Used105 mm bicycle stem
- €3.99
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New product -31%Ritchey comp stem 110 mm
- €20.00
- €28.99
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UsedCannondale stem 120 mm 25.4 mm
- €9.99
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UsedStem 120 mm black
- €7.99
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UsedBicycle stem 110 mm OS
- €8.99
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Used110 mm stem Ritchey PRO
- €9.99
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New product -30%Easton EA50 stem 90 mm
- €33.53
- €47.90
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UsedMTB stem btwin 120 mm 1 1"/8 25.4 mm
- €7.99
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New product -50%110mm stem Decathlon btwin comp
- €10.00
- €19.99
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UsedBontrager stem 90 mm OS
- €12.99
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New product UsedBike stem Lapierre RCLN
- €9.99
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New productStem 120 mm aluminium
- €14.99
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UsedGiant stem 60 mm
- €7.99
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New productRoad bike or MTB stem 4ZA Stratos 110 mm OS
- €28.99
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UsedB'twin COMP stem 100 mm 1" 1"1/8 25.4 mm
- €8.99
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UsedStem 130 mm 1"1/8 25.4 mm
- €7.99
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New product -31%Ritchey stem Comp 120 mm
- €20.00
- €28.99
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UsedStem 110 mm rockrider
- €7.99
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New productMBK stem 90 mm 1"1/8 OS
- €11.90
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UsedRace face stem Ride XC stem 90 mm
- €14.99
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UsedTHE stem 110 mm 1"1/8 25.4 mm
- €9.50
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UsedMSO stem 120 mm 1"1/8 OS
- €7.99
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New productMassi LT stem 80 mm 1"1/8 OS
- €29.99
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New product -38%Deda Superzero stem 8 degrees
- €69.43
- €111.99
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New product -40%FSA Omega OS 168 stem 110 mm 1" 1/8 OS 6°
- €23.99
- €39.99
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New product110 mm stem ITM Forged Lite Luxe
- €19.99
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New product -50%Dedacciai Zero100 stem white OS
- €47.50
- €94.99
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New product -65%Dedacciai Zero Nero stem
- €54.25
- €154.99
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New product -50%Dedacciai Zero100 stem 130 mm
- €47.50
- €94.99
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New product -35%4ZA forza stem 1" 1/8 OS
- €19.49
- €29.99
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UsedCarbon stem Pazzaz 120 mm 1" 1/8 25.4 mm
- €39.99
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Used -60%Road bike stem 130 mm Easton EA50
- €14.00
- €34.99
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UsedBike stem vts 110 mm 1 1"/8 25.4 mm
- €4.99
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UsedO"RKA stem 90 mm 1 1"/8 OS
- €7.45
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UsedRoad bike stem Gass Homer 120 mm / 6° 1"1/8 OS
- €14.99
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UsedITM Forged Lite carbon stem 120 mm 1"1/8 OS
- €12.90
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UsedITM Road Racing stem 120 mm 1"1/8 OS
- €14.50
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UsedZeus SL stem 130 mm 1"1/8 OS
- €11.90
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UsedBontrager SSR stem 120 mm 1"1/8 25.4 mm
- €7.99
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UsedDedacciai Magic stem 120 mm
- €24.99
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New product -25%90 mm white stem Deda zero 1
- €39.74
- €52.99
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New product -25%White stem 60 mm Deda zero 1
- €39.74
- €52.99
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UsedAluminium stem 110 mm 1"1/8 25.4 mm
- €8.90
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New product -30%Stem 100 mm Bontrager Elite OS
- €27.99
- €39.99
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UsedDedacciai Forza stem 120 mm 1"1/8 OS
- €14.90
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UsedRoad bike carbon stem Time Ulteam 130 mm
- €69.90
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UsedPRO CLT stem 120 mm 1"1/8 OS
- €14.90
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UsedRitchey WCS stem 130 mm
- €19.99
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Used130mm stem ITM Forged Lite Luxe OS
- €10.99
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New product -25%Stem 60 mm Deda zero 1
- €39.74
- €52.99
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UsedDedacciai Quattro stem 130 mm OS 1"1/8
- €21.50
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UsedRockrider stem 110 mm 1"1/8 OS
- €8.99
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UsedDedacciai Zero100 stem OS 130 mm 1"1/8
- €19.90
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New productOptimiz stem 90 mm 1"1/8 OS
- €14.90
Showing 1-60 of 60 item(s)
Aero stem: optimization and performance for time trials
The aero stem is a time trial bike peripheral that plays a vital role in optimizing posture and aerodynamics on a time trial or triathlon bike. Its specific design improves the cyclist's efficiency by minimizing air resistance and guaranteeing better integration with the bike's cockpit. In this article, we detail the main characteristics of an aero stem, its specificities and the leading brands on the market.
Characteristics of an aero stem
1. Optimized aerodynamics
Aero stems are designed to reduce drag and improve air penetration. Their profiled shape, inspired by aeronautical engineering, makes the passage of air more fluid and avoids turbulence.
2. Light and rigid materials
Carbon: Offering optimal lightness and excellent vibration absorption.Aluminum: More accessible and rigid, often present on intermediate models.
3. Cable integration
Some aero stems allow the brake and transmission cables to be completely hidden for a cleaner and even more aerodynamically efficient cockpit.
4. Compatibility with extenders
Aero stems are often designed to accommodate extenders, essential for optimal position in time trials or triathlons.
5. Adjustable length and inclination
Depending on the position and shape of the cyclist, it is possible to choose a stem with a more or less marked angle to adjust the cockpit and improve comfort over long distances.
The best brands of aero stems
1. Zipp
Zipp offers high-end models like the Zipp SL Sprint, known for its rigidity and low weight.
2. PRO (Shimano)
With models like the PRO Vibe Aero, Shimano provides an integrated, aerodynamic stem, compatible with many cockpits.
3. Enve
Enve offers carbon stems like the Enve Aero Road, popular for its highly aerodynamic design and compatibility with integrated handlebars.
4. Vision
Vision, a brand specializing in aerodynamics, offers stems like the Vision Metron, a model very popular with triathletes and time trial runners.
5. Syncs
With the Syncros Creston iC SL, this brand offers an integrated and lightweight stem, perfect for optimizing riding and aerodynamic performance.
How to choose the right aero stem?
Determine your needs: Choose your stem according to your practice (time trial, triathlon, road).Check compatibility with your handlebars and frame: Some stems only accept integrated systems.
Take into account the inclination and length: A good adjustment allows you to optimize the position and comfort.
Choose a stem with internal cable routing: This allows for better aerodynamics and cleaner aesthetics.
Conclusion
The aero stem is an essential element for cyclists looking to maximize their performance in time trials or triathlons. With models adapted to every need and budget, choosing the right stem is essential to combine comfort, aerodynamics and efficiency. By opting for recognized brands like Zipp, PRO or Enve, you are assured of a cockpit optimized for speed and stability.