✨ Get 20% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Worldwide Shipping E-thirteen Helix Race E-spec 11/12v Direct Mount Bosch Gen4 15mm Offset Corona Mono Nero Massive 80% Savings [b29Mjcg5]

$29.99 $95.99 -69%

E-THIRTEEN HELIX RACE E-SPEC Direct Mount Corona The E-THIRTEEN HELIX RACE E-SPEC Direct Mount Corona is a top-tier component designed for electric bicycles equipped with Bosch™ Gen4 motors. Crafted from high-quality Aluminum 7075, this corona combin

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

E-THIRTEEN HELIX RACE E-SPEC Direct Mount Corona

The E-THIRTEEN HELIX RACE E-SPEC Direct Mount Corona is a top-tier component designed for electric bicycles equipped with Bosch™ Gen4 motors. Crafted from high-quality Aluminum 7075, this corona combines lightweight, rigidity, and durability with a precise technical design. Its robust metal dust cap adds an aesthetic touch while protecting the seal and flange from debris.

Key Features and Specifications

The E-THIRTEEN HELIX RACE E-SPEC 11/12V corona boasts a narrow and wide M4 profile, ensuring an excellent chain retention. This design offers wide compatibility with Shimano™, SRAM™, and TRP™ 11/12-speed systems, including SRAM™ T-Type. Available in a variety of colors, it complements the e*thirteen component range, including cranks, cassettes, and handlebar attachments.
  • Lightweight construction for enhanced performance.
  • High rigidity for durability and reliability.

Optimized Performance and Efficiency

With a 15mm offset for a 55mm chain line, the E-THIRTEEN HELIX RACE E-SPEC Direct Mount Corona is perfect for optimizing your electric mountain bike's transmission and improving efficiency. This innovative corona is the ideal choice for riders seeking top-tier performance and aesthetics. Whether you're a seasoned cyclist or a weekend warrior, the E-THIRTEEN HELIX RACE E-SPEC is designed to meet your needs and elevate your riding experience.
  • Customizable colors to match your personal style.
  • Wide compatibility with leading brands for seamless integration.

What Our Customers Say

January 3, 2026

Absolutely no complaints!

A great product. A very, very, very, very, very big thank you.

- Pryderi N..

January 3, 2026

Absolutely no complaints!

A great item. Just what I was really, so very needing.

- Taliesin A..

January 3, 2026

Absolutely no complaints!

I am really, really delighted with this product.

- Culhwch E..

Write a Review

You Might Also Like

Discover more great products from our collection.

Tori Hat

Tori Hat

(567)
$18.99 $60.99 -69%
Vienne white leather mules

Vienne white leather mules

(245)
$60.99 $195.99 -69%
Spider Pearl Beaded Choker

Spider Pearl Beaded Choker

(471)
$20.99 $67.99 -69%
Men's Polartec® Alpha Vest

Men's Polartec® Alpha Vest

(165)
$25.99 $83.99 -69%
Waypoints Jogger

Waypoints Jogger

(774)
$17.99 $57.99 -69%
Srixon ZXi Utility

Srixon ZXi Utility

(57)
$47.99 $153.99 -69%

Copyright 2026 © technovaprecision.com

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY