Promax Ahead Stem
Best affordable upgrade for riders seeking improved cockpit ergonomics.
This is the ultimate fix for riders who can’t quite dial in their cockpit comfort. The tool-less angle adjustment makes finding your perfect posture incredibly easy, though you sacrifice the absolute stiffness and weight savings of a fixed-position stem for that added versatility.
$49.99
at
Airpark Bike Co
More Ahead options
Who it's for
- Value-conscious cyclists building or repairing a standard commuter bike
- Riders seeking a precise ergonomic adjustment on a modest budget
- Daily commuters needing a tough part that withstands regular wear
Who should skip it
- Weight-conscious racers looking to minimize every gram on their build
- Enthusiasts prioritizing a sleek, integrated, or premium visual appearance
- Competitive athletes requiring maximum power transfer and steering precision
Performance breakdown
Ergonomic Versatility
Massive adjustment range makes finding the perfect riding position effortless.
Adjustment Speed
Tool-less mechanism allows for rapid cockpit tweaks on the fly.
Weight Penalty
Heavy construction adds significant mass compared to fixed-position stems.
Installation Simplicity
Single-bolt faceplate design makes handlebar swaps quick and straightforward.
Structural Rigidity
Adjustable joints inevitably sacrifice some stiffness compared to fixed stems.
Build Durability
Rugged aluminum construction stands up well to daily commuting demands.
Key Specs
Stem Length
110mm
Handlebar Clamp Diameter
25.4mm
Steerer Tube Diameter
28.6mm
Material
Aluminum
Weight
585 grams
Adjustable Angle
-25° to 90°
Number of Bolts
1
Know before you buy
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Ask Metto anything about the Promax Ahead Stem before you decide.