ethirteen Helix Race Direct Mount Chainring
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ethirteen Helix Race Direct Mount Chainring Info
Helix Race Direct Mount Chainring blends lightweight performance with clean, purposeful design for modern mountain bike drivetrains. Machined from premium AL-7075-T6 aluminum, it’s built to deliver the stiffness and durability demanded by aggressive trail, enduro, and e-MTB riding—without unnecessary weight.
The Helix Race chainring is designed around direct-mount simplicity, creating a secure, creak-free interface at the crank while keeping overall mass low. Its flip-flop design allows riders to fine-tune chainline depending on drivetrain setup, making it easy to dial in optimal shifting performance across a wide range of frames and rear hub spacing.
Compatibility is straightforward and rider-friendly. The chainring works seamlessly with SRAM™ and Shimano™ 12-speed chains, making it an ideal upgrade or replacement for mixed drivetrain builds. Finished in bold anodized color options, it also pairs visually with e*thirteen cassettes, cranks, and hubs for a cohesive, custom look.
Helix Race Direct Mount Chainring Specs at a Glance
- Material: AL-7075-T6 aluminum
- Mount Type: Direct mount
- Chain Compatibility: SRAM™ and Shimano™ chains
- Chainline Adjustment: Flip-flop design
- Finish: Anodized with multiple color options
- Crank Compatibility: Standard Helix chainring for 73mm Helix GR cranks
Design Benefits
- Lightweight Strength: CNC-machined 7075 aluminum balances low weight with long-term durability.
- Optimized Chainline: Reversible mounting helps fine-tune drivetrain alignment.
- Clean Integration: Direct-mount design improves stiffness and reduces unwanted movement.
- Visual Customization: Bold finishes complement e*thirteen components for a unified build.
Final Take
The Helix Race Direct Mount Chainring is a smart choice for riders who care about both performance and presentation. With precise machining, flexible chainline adjustment, and broad drivetrain compatibility, it delivers reliable power transfer while adding a polished finishing touch to any high-performance mountain bike.



















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