Specialized S-Works Tarmac Stem
Best lightweight upgrade for performance oriented road cyclists.
This is the definitive cockpit upgrade for riders who value a clean, aerodynamic aesthetic above all else. By seamlessly integrating your computer mount and hiding messy cables, it transforms a cluttered front end into a streamlined machine, though you are locked into a specific ecosystem of frame compatibility.
$134.99
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Who it's for
- Performance cyclists seeking maximum power transfer and weight savings
- Riders prioritizing a clutter-free handlebar and streamlined aesthetics
- Road racers looking for a high-end, reliable cockpit upgrade
Who should skip it
- Budget-conscious cyclists looking for basic functionality over marginal gains
- Owners of non-Specialized bikes who value perfect visual cohesion
- Comfort-focused riders who prefer a more compliant, dampening front end
Performance breakdown
Cockpit Integration
Seamlessly hides cables for a clean, pro-level aesthetic.
Torsional Stiffness
Power transfer remains direct and responsive during aggressive out-of-saddle efforts.
Aerodynamic Efficiency
Sleek profile minimizes drag for faster, more efficient riding.
Weight Optimization
Aluminum construction balances durability with a competitive, lightweight feel.
Accessory Compatibility
Integrated faceplate mount keeps your computer secure and perfectly positioned.
Installation Complexity
Internal routing requires patience but yields a remarkably tidy cockpit.
Key Specs
Length
120 mm
Angle
12 degrees
Steerer Tube Clamp Diameter
28.6 mm
Handlebar Clamp Diameter
31.8 mm
Material
Aluminum
Weight
155 g
Stem Type
Threadless
Intended Use
Road Cycling
Construction Method
Forged
Removable Faceplate
Yes
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