Detailed Specifications:
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Brand: SRAM
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Model: X1 E-MTB Crank Arm Set
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Model ID: FC-X1-PA-A1
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Application: E-MTB (Bosch, Brose, Yamaha mid-motor systems)
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Crank Arm Length: 165mm
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Material: Aluminum
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Bottom Bracket Spindle Interface: ISIS
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Chainring: Not included (crank arms only)
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Chainline: n/a
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Bolt Circle Diameter (BCD): n/a
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Speeds: n/a
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Color: Black
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Weight: 494g
Additional Features:
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Purpose-built for the high torque and demands of E-MTB riding.
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Shorter 165mm crank arms provide improved ground clearance and control on technical terrain.
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Proven SRAM design adapted for mid-motor e-bike systems.
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Lightweight yet durable aluminum construction ensures long-term performance.
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Compatible with Bosch, Brose, and Yamaha ISIS-drive bottom bracket interfaces.
Important Usage Notes:
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Designed for E-MTBs with ISIS spindle interface only — not compatible with other bottom bracket standards.
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Chainring is not included; verify compatibility with your drivetrain before installation.
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Professional installation recommended for proper fit and torque.
Riding Impressions:
The SRAM X1 E-MTB crank arms deliver a perfect balance of stiffness, durability, and weight savings. Their shorter 165mm length helps reduce pedal strikes while maintaining excellent power transfer, making them a top choice for riders pushing their e-bikes on aggressive trails and technical terrain.
Disclosure:
This listing includes crank arms only. Chainring, bottom bracket, and additional accessories are not included. This is a genuine SRAM product, covered by the manufacturer’s warranty for the original owner. Please retain your purchase invoice for warranty claims.
