SRAM GX X-Horizon Rear Derailleur
Best reliable shifting for demanding mountain bike trails.
Engineered for smooth, reliable shifting, this derailleur minimizes unwanted chain movement with its X-Horizon design and X-Sync pulley wheels. It reduces shift force, eliminates ghost shifting, and lessens chain slap for a cleaner ride. The Cage Lock technology simplifies wheel changes, and sealed bearings ensure durability.
$123.00
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Who it's for
- Riders seeking dependable gear changes on varied terrain.
- Mountain bikers wanting secure chain management on challenging rides.
- Enthusiasts needing reliable performance without a premium price tag.
Who should skip it
- Weight-conscious racers prioritizing every gram for competitive advantage.
- Cyclists desiring cross-brand component flexibility or 12-speed upgrades.
- Riders planning to upgrade to the latest 12-speed drivetrains soon.
Performance breakdown
Shift Precision
X-Horizon geometry keeps chain movement predictable and crisp under load.
Chain Stability
Effectively minimizes chain slap and ghost shifting on rough terrain.
Maintenance Ease
Cage Lock makes wheel removal and chain installation remarkably simple.
Durability
Sealed cartridge bearings and aluminum construction handle heavy trail abuse.
Shift Effort
Reduced spring tension makes for lighter, less fatiguing lever actuation.
Setup Simplicity
Large pulley offset automatically manages chain gap for easier indexing.
Key Specs
Cage Length
Long cage
Design
X-Horizon
Pulley Wheels
12-tooth X-Sync
Pulley Offset
Large upper pulley offset
Bearings
Sealed cartridge bearings
Cage Material
Aluminum
Know before you buy
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