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Cycling navigate_next Components navigate_next Cranksets and chainrings navigate_next Chainrings navigate_next e*thirteen Helix Race e*spec chainring, 36T, Bosch
e*thirteen

e*thirteen Helix Race e*spec chainring, 36T, Bosch

85.99 €
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From 07.09.2026 (Monday) Check availability
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By courier to your home Delivery by courier DPD Delivery by courier GLS
Delivery method on Tuesday 08.09.2026
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At pick-up points
Delivery method on Tuesday 08.09.2026
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Extended return option up to 100 days More info
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5/5

The e*thirteen Helix Race e*spec chainring boasts a top-tier design and performance, engineered for electric bikes with Bosch motors, but supporting a wide range of drivetrains. It is made from lightweight and durable 7075 AL aluminum, ensuring long lifespan and high stiffness. The modern narrow-wide M4 profile improves chain retention and ensures high compatibility with various drivetrain systems.

  • Compatible with Bosch CX Gen4, Bosch SX, TQ HPR50, Fazua Ride 60, Shimano EP8, Specialized SL1.1 and 2.1/2.2 motors
  • Made from strong 7075 AL aluminum alloy
  • Direct Mount for easy installation
  • New narrow-wide M4 profile for secure chain retention and compatibility with Shimano, SRAM, and TRP 11/12 spd (including T-Type)
  • Low weight, high durability, and stiffness
  • Clean technical design suitable for modern electric bikes
Product details
Colour black
Groupset Other
Converter mounting Bosch
product ID 339563
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pelelaci pelelaci • 15 July 2026 at 19:24
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15 July 2026 at 19:24
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pelelaci pelelaci • 17 June 2026 at 19:05
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HU Hello,
Jelenleg egy e-thirteen helix core 55mm-es láncvonalú lánckerék van egy bosch gen5 motorú kerékpáromon, simano 12 váltás és XT m8100 lánc. Erre a lánckerékre tudom cserélni, kompatibilis?

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17 June 2026 at 19:05
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Matej_S Matej_S Customer support • 23 June 2026 at 8:32 •replypelelaci
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HU Jó napot kívánok, igen, használhatja, kompatibilis lesz.

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23 June 2026 at 8:32
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e*thirteen
Chainrings e*thirteen
The brand e*thirteen is recognized for its innovative approach to engineering and producing durable and reliable products. e*thirteen offers a diverse range of mountain bike components and accessories. Some of their most notable products include chain guides, chainrings, cassettes, bottom brackets, wheels, pedals, dropper seatposts, and other drivetrain and suspension components.
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