E-Thirteen Helix Core E Spec Crank with Self Extractor
Forged aluminum arms keep you confident on the trail, while alloy self-extracting crank bolts mean efficient routine service, and minimum added weight. Added details like pedal washers, molded impact boots, and e-rider preferred shorter lengths deliver all the high-end features you'd expect from a crankset...
E-Thirteen Helix R 3-Bolt Direct Mount MTB Guidering
Limitless function. Head-turning finishes.Proven cross-compatibility applied to an ultra-lightweight, durable al-7075-t6 chainring. Highly CNC'D technical finish. Available to match helix cassette colors. Sram™ compatible 3-bolt design.A technology first. Combine with the chain, derailleur/shifter...
E-Thirteen Helix Race 12-Speed Cassette
At e*thirteen, we're always striving to bring something new to the table. That's why we created the Helix cassette line - to offer unparalleled cross-compatibility without sacrificing performance.As e-bikes have become more popular, we set out to engineer a close-ratio cassette specifically for them....
E-Thirteen Helix Race Alloy e-Spec BOSCH SX-Brose S Mag-TQ HPR50 Crank with Self Extractor
These cranks are a serious upgrade that will increase strength and pedal strike resistance while reducing your bike’s weight. Available in eMTB rider-preferred lengths for improved pedal clearance on low BB frame geos. Equipped with built-in alloy self extracting crank bolts for ease of installation...
E-Thirteen Helix Race Alloy E-Spec Crank for Specialized M30 SL1.1 with Self Extractor
Helix Race e*spec Alloy Cranks offer a high-performance alternative to carbon fiber for riders who prefer alloy or don’t want to pay for carbon to get a premium product. Forged and extensively CNC finished, the Helix Race e*spec Crank is a piece of machining art to personalize your fit and ideal e-bike...
E-Thirteen Helix Race Alloy E-Spec DUB Crank with Self Extractor
Forged and extensively CNC finished, the Helix Race e*spec Crank is a piece of machining art to personalize your fit and ideal e-bike build.These cranks are a serious upgrade that will increase strength and pedal strike resistance while reducing your bike’s weight. Available in shorter lengths for...
E-Thirteen Helix Race Alloy e-Spec Fazua Ride 60 Crank with Self Extractor
Available crank offset options ensure fit and the right Q-factor. They're compatible with the most common motors including Bosch CX G4, SX, Brose S Mag, TQ HPR50, Fazua, Yamaha, Maxon, DUB, and Brose, Specialized Turbo Levo SL/Levo SL motors.Key Features:Multiple offset and interface options to ensure...
E-Thirteen Helix Race Carbon E-Spec BOSCH CX Gen4/SX-Brose S Mag-TQ HPR50 Crank with Self Extractor
Through years of development and refinement in carbon layup and molding, we've honed the Helix Race Carbon e*spec cranks to deliver the highest strength-to-weight ratio crankset in the e-MTB world. ASTM 5 approved; light enough for Trail and All-Mountain, strong enough for shuttle days at the bike park,...
E-Thirteen Helix Race E-Spec Alloy Bosch Gen4 Crank with Self Extractor
High Performance. Confidence On Any Terrain.Helix Race e*spec Alloy Cranks offer a high performance alternative to carbon fiber for riders that prefer alloy or don’t want to pay for carbon to get a premium product. Forged and extensively CNC finished, the Helix Race e*spec Crank is a piece of machining...
E-Thirteen Helix Race E-Spec Bosch Gen4 Direct Mount 13mm Offset Chainring 11/12s Chain Compatible
Helix R e*spec Chainrings merge cutting-edge design and performance. Designed as an upgrade for most popular ebike motor systems, they're available for Bosch CX Gen4/Gen5, Bosch SX, TQ HPR50, Fazua Ride 60, Shimano EP8, DJI Avinox, as well as Specialized SL1.1 and 2.1/2.2 motors. The 1-piece direct mount...
E-Thirteen Helix Race e-spec Bosch SX / Gen4 CX Direct Mount Chainring
Helix Race e*spec Chainrings merge cutting-edge design and performance. Designed for Bosch™ equipped e-bikes, this 1pc direct mount chainring is forged from 7075 AL for lightweight durability, impressive stiffness, and a standout technical aesthetic. Its custom metal dust cover enhances style and minimizes...
E-Thirteen Helix Race E-Spec DJI Avinox Direct Mount 8mm Offset Chainring 11/12s Chain Compatible
Designed as an upgrade for the most popular e-bike motor systems, this 1-piece direct mount chainring is forged and machined from 7075 AL. Boasting lightweight, durability, impressive stiffness, and a standout technical aesthetic, they're available for Bosch CX Gen4/Gen5, Bosch SX, TQ HPR50, Fazua Ride...
E-Thirteen Helix Race e-spec Shimano EP8 Direct Mount Chainring
The new M4 narrow-wide profile delivers enhanced chain retention and cross-compatibility with Shimano, Sram, and TRP 11/12s drivetrains, including SRAM ™ T-Type™. Available in 32T and 34T sizes, it also supports dropping a chainring size to take full advantage of e*thirteen’s proprietary 9T smallest...















