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Load image into Gallery viewer, e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 165mm, with Self

SKU: EBCK0092

E*thirteen Helix Race Alloy e*spec Crank Arms Set - High-Performance 24mm ISIS Interface for Bosch Gen 4, Brose S Mag, TQ HPR 50, and E-MTB with 165mm, 26.5mm Offset, Lightweight Aluminum Construction, E-Enduro Durability

Regular price $223.58
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Description
Specifications

ethirteen Helix Race Alloy espec Crank Arm Set - BOSCH Gen4 & Brose S Mag Compatibility | Weight-Optimized Alloy for E-MTBs and E-Road Bikes

Upgrade your e-bike drivetrain with the high-performance ethirteen Helix Race Alloy espec Crank Arm Set, specifically engineered for optimal power transfer and durability in demanding riding conditions. Crafted from lightweight yet robust alloy, these cranks deliver a superior alternative to carbon fiber, offering exceptional strength, stiffness, and corrosion resistance - making them ideal for serious e-MTB riders, trail enthusiasts, and e-bike commuters.

Materials & Performance Engineering

Constructed from aerospace-grade aluminum alloy, the Helix Race espec cranks combine lightweight design with impressive durability. Precision-machined for a perfect fit, these cranks are engineered to withstand the rigors of aggressive trail riding, e-enduro, and high-intensity urban commuting. Tested rigorously to meet E-Enduro standards, they provide reliable performance in challenging environments and long-distance rides.

Advanced Components & Technology

Designed with a 24mm ISIS spindle interface, these cranks ensure compatibility with high-performance e-bike motor systems including Bosch Gen4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and Specialized Brose. The 26.5mm offset and 165mm crank length optimize pedal clearance and biomechanical efficiency, enhancing rider comfort and control. The silver finish adds a sleek, modern aesthetic to your e-bike, while the integrated technology ensures smooth power transmission and minimal flex for maximum energy transfer.

Style & Use Case

Whether you're tackling rugged trails, high-speed downhill, or urban commutes, the Helix Race Alloy espec Crank Arms provide both style and substance. Perfect for e-MTB riders seeking a lightweight, reliable drivetrain upgrade, these cranks are designed for e-bikes that demand performance, durability, and aesthetic appeal. With their aggressive design and high-quality materials, they're a proven choice for serious cyclists looking to improve their ride efficiency.

Innovative & Differentiating Features

- Weight-optimized alloy construction for superior strength-to-weight ratio

- Compatibility with multiple e-bike motor systems for versatile use

- Shorter crank length options starting at 155mm for enhanced pedal clearance and rider ergonomics

- Built to meet rigorous E-Enduro standards for endurance and reliability

- Sleek, corrosion-resistant silver finish for stylish aesthetics

Item Specifications:

- Color: Silver

- Crank Length: 165mm

- Pedal Spindle: 9/16"

- Spindle Interface: ISIS

- Designed for E-Bikes & e-MTBs

Upgrade your e-bike's drivetrain with confidence using the ethirteen Helix Race Alloy espec Crank Arm Set - the perfect combination of engineering innovation, lightweight performance, and durability. Maximize your riding potential and enjoy a smooth, powerful ride every time.

  • Engineered from lightweight alloy, the e*thirteen Helix Race Alloy e*spec Crank Arm Set offers a durable and high-performance alternative to carbon fiber, perfect for aggressive e-mountain biking.
  • Designed with a 26.5mm offset and 165mm crank length, these cranks optimize pedal clearance and rider ergonomics, enhancing overall riding comfort and efficiency on technical trails.
  • Featuring a 24mm ISIS interface, compatibility with Bosch Gen4, Brose S Mag, TQ HPR50, Fazua, Yamaha, Maxon, and Specialized Brose motors, ensuring seamless integration with leading e-bike systems.
  • Built and tested to E-Enduro standards, these alloy cranks provide reliable performance and durability for demanding technical climbs and high-impact descents, making them ideal for e-bike adventurers.
  • Sleek silver finish combined with advanced engineering and innovative spindle technology delivers a stylish, functional upgrade for e-mountain bikes seeking lightweight strength and enhanced component compatibility.
ColorSilver
Crank Length (mm)165
Pedal Spindle9/16"
Spindle Interface TypeISIS
Designed for ebikeYes
Defined ColorSilver
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