e*thirteen Sidekick 6-bolt disc Boost 110 x 15/20 mm Front Hub
Gear up for your next downhill, MTB, or Enduro adventure with the Sidekick 6-bolt disc Boost 110 x 15/20 mm Front Hub from e*thirteen, a top-notch choice from the brand known for its durability and performance. This hub is specifically designed for the front wheel, ensuring that you're ready to tackle the roughest terrains with confidence. With its J-Bend (bent) head, it offers a classic look combined with modern performance. The disc brake system features a 6-bolt design, providing reliable stopping power when you need it most. Thanks to its Boost wheel standard, you'll enjoy improved wheel stiffness and better handling on the trails. The hub is equipped with steel bearings, known for their durability and smooth rotation. Made from high-quality aluminum, the hub shell is not only lightweight but also sturdy enough to withstand the rigors of downhill and Enduro riding. Plus, it's E-Bike ready, supporting E-Bikes & Pedelecs up to 25 km/h, making it a versatile component for all your cycling needs. Whether you're upgrading your current setup or building a new bike from scratch, this front hub is a solid investment for serious cyclists seeking top-tier performance.
Guidelines for Replacing E-bike Components:
Specifications:
- Design:
- Front Wheel
- Brake system:
- Disc 6-bolt
- Application:
- Downhill, MTB, Enduro
Technical Information:
- Head:
- J-Bend (bent)
- Hub shell material:
- Aluminum
- Bearing type:
- Steel bearings
- Number of Holes:
- 28
- Installation width:
- 110 mm
- Freehub:
- front wheel only
- Gear steps:
- front wheel only
- Axle Standard:
- 15 mm Thru Axle
- Number of Holes:
- 32
- Installation width:
- 110 mm
- Axle Standard:
- 15 mm Thru Axle
- Freehub:
- front wheel only
- Gear steps:
- front wheel only
Features:
- High-performance Sidekick 6-bolt disc Boost Front Hub designed for the front wheel, perfect for Downhill, MTB, and Enduro riding.
- Features J-Bend spokes for easy compatibility and maintenance.
- Equipped with a 6-bolt disc brake system for reliable stopping power in all conditions.
- Boost standard compatibility ensures a stronger, stiffer wheel for improved handling.
- Constructed with durable aluminum hub shell and steel bearings for long-lasting performance.
- E-Bike ready, suitable for E-Bikes & Pedelecs up to 25 km/h, ensuring versatility across bike types.
- With included adapters convertible to 20 × 110 mm
Manufacturer Number:
- black-sterling silver/28/15 mm Thru Axle/front wheel only: HB4UKA-201
- black-sterling silver/32/15 mm Thru Axle/front wheel only: HB4UKA-202
Contents:
1 x e*thirteen Sidekick 6-bolt disc Boost front hub
1 x e*thirteen Front Adapter 20x110 mm
Manufacturer:
1445 Technology Lane STE A9
Petaluma
CA 94954
USA
support@ethirteen.com
Distributor:
Leyher Straße 47
90763 Fürth
Germany
info@cosmicsports.de
- Shipping in 1-3 business days
- 100-day return policy
- Free returns
- 25+ years of experience












