SRAM RED AXS Rear Derailleur
Best premium wireless upgrade for serious road cycling enthusiasts.
This is the gold standard for riders who demand flawless, wireless precision across any terrain. The integrated fluid damper keeps your chain silent and secure on gravel, though you sacrifice the simplicity of a mechanical setup for this level of high-tech, battery-powered performance.
$142.99
Who it's for
- Performance cyclists seeking a quiet and clutter-free drivetrain setup
- Weight-conscious racers looking to shave every possible gram
- Tech-savvy riders who value a unified and customizable electronic system
Who should skip it
- Budget-conscious enthusiasts prioritizing value over marginal performance gains
- Long-distance tourers who prefer the simplicity of mechanical systems
- Aggressive criterium racers prone to frequent high-speed falls
Performance breakdown
Shifting Precision
Electronic actuation delivers near-instantaneous gear changes under any load.
Chain Management
Fluid damper keeps the chain quiet and secure on rough gravel.
Drivetrain Efficiency
Larger pulley wheels reduce friction for a noticeably smoother pedal stroke.
Setup Simplicity
Wireless connectivity eliminates cable routing headaches during installation and tuning.
Versatility
Handles wide-range cassettes effortlessly across both road and gravel disciplines.
Weight Optimization
Refined materials shave grams without sacrificing structural integrity or durability.
Key Specs
Derailleur Position
Rear
Speed Compatibility
12-speed
Mount Type
Standard Mount
Shifting Type
Electronic
Max Rear Cog
36t
Min Rear Cog
10t
Cage Length
Medium
Weight
262g
Know before you buy
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