SRAM GX Eagle Rear Derailleur
Best reliable drivetrain for demanding mountain bike enthusiasts.
Engineered for 12-speed systems, this derailleur offers broad compatibility with SRAM X-Actuation shifters. Its long cage design is optimized for larger cassettes, supporting up to a 52-tooth rear cog. The Lunar finish adds a unique aesthetic, while the 42-tooth chain wrap capacity ensures versatility for various riding conditions.
$150.00
at
The Bike and Trike
More GX options
Who it's for
- Mountain bikers seeking maximum climbing capability
- Riders wanting top-tier function without breaking the bank
- Aggressive riders needing reliable components for tough trails
Who should skip it
- Weight-conscious riders and competitive racers
- Discerning riders prioritizing ultimate shift feel
- Enthusiasts desiring top-tier materials and finish
Performance breakdown
Shifting Precision
Crisp, reliable gear changes even under heavy pedaling loads.
Climbing Range
Massive 52-tooth capacity makes steep climbs feel significantly more manageable.
Durability
Rugged construction handles trail abuse without losing alignment or tension.
Installation Ease
Straightforward setup process gets you back on the trail quickly.
Drivetrain Compatibility
Seamless integration with the wider Eagle ecosystem for consistent performance.
Chain Management
Strong clutch mechanism keeps the chain quiet and secure over chatter.
Key Specs
Rear Derailleur Mount Type
10x1 Standard
Rear Der/Shifter Compatibility
SRAM X-Actuation
Cage Length
Long
Drivetrain Speeds
12
Color
Lunar
Chain Wrap Capacity (teeth)
42
Largest Cog
52
Know before you buy
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