KMC REACT Cassette
Best durable drivetrain upgrade for budget conscious mountain bikers.
This wide-range cassette offers the climbing capability needed for modern trail riding without requiring a specialized freehub body. It is a practical, high-value upgrade for riders looking to expand their gear range on a standard HG-compatible drivetrain.
$65.00
at
The Bike and Trike
More REACT options
Who it's for
- Riders seeking reliable gear changes during demanding climbs or sprints.
- High-mileage cyclists looking for a long-lasting drivetrain solution.
- Home mechanics needing a versatile part for various bike setups.
Who should skip it
- Weight-conscious racers prioritizing the lightest possible climbing setup.
- Modern mountain bikers using the latest twelve-speed drivetrain technology.
- Aesthetic-driven cyclists who prefer high-end visual finishes on their components.
Performance breakdown
Climbing Versatility
The 50t bailout gear makes steep, technical ascents significantly more manageable.
Installation Compatibility
Standard HG freehub compatibility makes upgrading older drivetrains effortless and straightforward.
Shift Precision
Reliable gear transitions, though slightly less crisp than top-tier proprietary systems.
Durability
Robust steel construction withstands high-torque efforts on demanding trail rides.
Gear Spacing
Wide range creates noticeable jumps between gears during high-speed cruising.
Weight Efficiency
Solid steel build adds noticeable heft compared to premium alloy alternatives.
Key Specs
Model
React
Speed
11
Range
11-50t
Freehub Compatibility
HG
Sprocket Teeth
11-13-15-18-21-24-28-32-36-42-50
Color
Black
Know before you buy
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Ask Metto anything about the KMC REACT Cassette before you decide.