Shimano CS-M770 XT Bicycle Cassette
Best lightweight 9-speed upgrade for serious mountain bike enthusiasts.
A reliable, lightweight option for maintaining classic nine-speed mountain bike drivetrains. It offers the perfect balance of rigidity and weight savings for riders who value proven performance over modern gear trends.
$69.99
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Who it's for
- Riders needing reliable shifting under heavy pedaling loads
- Cyclists prioritizing long-term component durability and value
- Performance-focused riders seeking reduced drivetrain weight
Who should skip it
- Owners of modern 10, 11, or 12-speed drivetrains
- Budget-conscious shoppers looking for entry-level pricing
- High-mileage riders concerned about long-term carrier wear
Performance breakdown
Shift precision
Hyperglide ramps ensure smooth, crisp gear changes under load.
Weight efficiency
Aluminum carrier sheds grams without sacrificing essential drivetrain stiffness.
Durability
Hardened steel cogs withstand high-torque climbing and aggressive trail riding.
Gear range versatility
The 11/34T spread offers a balanced ratio for varied terrain.
Installation ease
Standard splined interface makes swapping this cassette a straightforward task.
Component compatibility
Reliable 9-speed standard fits seamlessly with most legacy mountain drivetrains.
Key Specs
name
9-Speed
name
11/34T
name
Silver
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