SRAM Red Rear Derailleur
Best versatile upgrade for road cyclists tackling steep mountain climbs.
This is the ultimate upgrade for riders who refuse to choose between race-day speed and the versatility needed for steep, mixed-terrain climbs. By blending premium materials with a wider gear range, it delivers mechanical precision that feels both incredibly light and reassuringly durable under pressure.
$365.00
at
Airpark Bike Co
Who it's for
- Endurance riders seeking easier climbing gears without sacrificing high-end speed
- Weight-conscious cyclists building a high-performance climbing bike
- Performance-oriented cyclists who demand crisp and dependable mechanical shifting
Who should skip it
- Budget-conscious mechanics looking for the best value-to-performance ratio
- Riders wanting to mix components from different drivetrain manufacturers
- Casual commuters who prefer a low-maintenance, set-it-and-forget-it drivetrain
Performance breakdown
Weight Efficiency
Featherlight construction sets the gold standard for high-end mechanical groupsets.
Shifting Precision
Mechanical actuation delivers crisp, immediate gear changes under heavy load.
Durability
Titanium hardware and premium materials withstand the rigors of competitive riding.
Gear Range Versatility
Medium cage geometry handles steep climbs and mixed terrain with ease.
Drivetrain Efficiency
Ceramic bearing pulleys minimize friction for a noticeably smoother pedal stroke.
Maintenance Simplicity
Mechanical design allows for straightforward adjustments without specialized electronic tools.
Key Specs
Weight
152 grams
Drivetrain Speeds
11
Mount Type
Standard Mount
Shifting Type
Mechanical
Max Rear Cog
32 teeth
Min Rear Cog
11 teeth
Total Capacity
37 teeth
Cage Length
Medium
Intended Use
Road, Gravel
Material
Aluminum, Carbon Fiber
Know before you buy
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