SRAM X-Sync EX1
Best durable drivetrain component for demanding electric mountain bike riders.
This steel chainring is built to survive the brutal torque of mid-drive motors that would chew through standard components. You sacrifice a bit of weight for that rugged durability, but you gain the peace of mind that your chain will stay exactly where it belongs, no matter how hard you push.
$22.99
More EX1 options
Who it's for
- E-MTB riders seeking a long-lasting and reliable drivetrain component.
- Aggressive trail riders and downhill enthusiasts needing reliable chain engagement.
- E-bike owners prioritizing drivetrain efficiency and seamless power transfer.
Who should skip it
- Riders desiring a wider range of gears for varied terrain and climbing.
- Budget-conscious cyclists looking for more affordable drivetrain alternatives.
- Cyclists with existing non-EX1 drivetrains or seeking universal component compatibility.
Performance breakdown
Torque Handling
Built specifically to survive the intense power output of mid-drive motors.
Chain Retention
The X-Sync profile locks the chain down even on technical trails.
Material Durability
Hardened steel construction resists wear far better than standard aluminum rings.
Drivetrain Compatibility
Versatile design works seamlessly across a wide range of gear configurations.
Installation Ease
Direct mount interface simplifies swapping but requires specific Bosch motor tools.
Weight Efficiency
Steel adds noticeable heft compared to lightweight alloy racing alternatives.
Key Specs
Number of Teeth
16
Material
Steel
Mounting Type
Direct Mount Bosch Gen 2
Drivetrain Compatibility
8, 9, 10, 11 speeds
Intended Use
E-bike
Chainring Position
Single
Color
Black
Narrow Wide Tooth Profile
Yes
Know before you buy
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Ask Metto anything about the SRAM X-Sync EX1 before you decide.