[{"id":139176771687,"handle":"all-chainrings","title":"All - Chainrings","updated_at":"2025-03-28T11:10:14-07:00","body_html":"","published_at":"2019-08-07T20:23:19-07:00","sort_order":"alpha-asc","template_suffix":"","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"chainring"}],"published_scope":"global"},{"id":138477764711,"handle":"all-cranks","title":"CRANKS \u0026 CHAINRINGS","updated_at":"2025-03-28T11:10:14-07:00","body_html":"\u003cp\u003eWhether you're smashing laps at the bike park, blasting singletrack, or grinding gravel miles, your cranks need to shine in the face of extreme punishment. e*thirteen engineers our cranks to deliver the strength-to-weight ratio you want and the durability to push your boundaries. DH, Enduro, Trail, Downcountry, or Gravel, e*thirteen cranks utilize the highest grade materials and state-of-the-art manufacturing processes. All our Helix direct mount rings work equally well with SRAM and Shimano chains and comes in the same wide range of colors that our Helix R cassettes so you can coordinate and personalize your dream build. Focus on your ultimate ride with e*thirteen cranks and chainrings.\u003c\/p\u003e","published_at":"2019-07-29T20:55:46-07:00","sort_order":"manual","template_suffix":"collection","disjunctive":true,"rules":[{"column":"tag","relation":"equals","condition":"crank"},{"column":"tag","relation":"equals","condition":"chainring"},{"column":"tag","relation":"equals","condition":"bottom bracket"}],"published_scope":"global","image":{"created_at":"2019-07-29T20:58:57-07:00","alt":null,"width":1000,"height":1000,"src":"\/\/www.ethirteen.com\/cdn\/shop\/collections\/cranks_0d1383c3-cfaf-4baa-b9c5-a34abda43676.jpg?v=1736315865"}},{"id":135263715431,"handle":"e-spec","title":"E-Bike","updated_at":"2025-03-28T15:00:16-07:00","body_html":"Uprated for the next generation of pedal assists","published_at":"2019-06-12T15:40:53-07:00","sort_order":"manual","template_suffix":"featured","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"e*spec"}],"published_scope":"global","image":{"created_at":"2020-05-29T13:06:55-07:00","alt":"EBike Components","width":1646,"height":1314,"src":"\/\/www.ethirteen.com\/cdn\/shop\/collections\/cs-3-lsm-100-1-grande_2x_ac340da2-3f74-4ef9-8cc8-d868cd28f434.jpg?v=1670439643"}},{"id":138413178983,"handle":"service-parts","title":"Service Parts","updated_at":"2025-03-28T13:20:04-07:00","body_html":"\u003cp\u003eFind high-quality replacement parts for your e*thirteen cycling gear. Maintain peak performance with durable, precision-engineered components.\u003c\/p\u003e","published_at":"2019-07-28T21:01:03-07:00","sort_order":"best-selling","template_suffix":"service-2","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"service parts"}],"published_scope":"global","image":{"created_at":"2020-05-29T12:09:09-07:00","alt":null,"width":2048,"height":2048,"src":"\/\/www.ethirteen.com\/cdn\/shop\/collections\/service-parts.jpg?v=1590779350"}},{"id":139177197671,"handle":"service-parts-chainrings","title":"Service Parts - Chainrings","updated_at":"2025-03-28T11:10:14-07:00","body_html":"","published_at":"2019-08-07T20:23:31-07:00","sort_order":"manual","template_suffix":"service","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"service parts"},{"column":"tag","relation":"equals","condition":"chainring"}],"published_scope":"global"},{"id":618435084658,"handle":"wholesalegor-standard-margin","title":"Wholesalegor Standard Margin","updated_at":"2025-03-28T15:00:16-07:00","body_html":"\u003cp\u003eCollection for wholesale pricing.\u003c\/p\u003e","published_at":"2025-01-23T13:41:44-08:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"wholesalegorstandard"}],"published_scope":"global"}]
Helix Core e*spec Direct Mount Chainrings feature our narrow-wide tooth profile, for reliable chain retention and an extra long wear life. Helix Core e*spec rings are cold-formed from steel and then heat-treated to provide excellent durability and toughness, all at a price that's easy on your wallet.
Long-lasting and economical steel construction
M4 narrow-wide tooth profile for excellent chain retention and Shimano®/Sram® drivetrain compatibility
Compatible with Sram® T-type® chains
Chainline
Bosch®: 53/55mm options with included spacer
TQ®: 55mm
Shimano®: 55mm
Color
Black
Compatibility
Bosch® SX / Gen4 CX, TQ® HPR50, Shimano EP8®
Material
4040 Steel
Size
Bosch®: 34T, 36T
TQ®: 32T
Shimano®: 32T
Weight
Bosch®: 189g
TQ®: 94g
Shimano®: 113g
Collapsible content
Helix Core e*spec Chainring
Stay Connected
Choosing a selection results in a full page refresh.
