Brake Rear Tektro HD-3940
Brake Rear Tektro HD-3940

Brake Rear Tektro HD-3940

VAM001193

Regular price$97.90
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Upgrade Your E-Bike’s Stopping Power. ⚡‍♂️

Heavy e-bikes and high speeds demand ultimate braking control. Meet the Tektro HD-E3940 Hydraulic Disc Brake System—engineered specifically for modern e-bikes, city commuters, and trekking builds.

Built with a 4-piston caliper and designed for high-performance 2.3mm thick rotors, the HD-E3940 delivers maximum stopping force with minimal lever effort. Plus, it features an integrated quick-connection power cut-off sensor (EJ1) to immediately cut motor power the second you pull the brake.

Why rider’s love it:

  • 4-Piston Caliper: Smooth, progressive, and reliable stopping power.
  • ⚡ Integrated Safety: Built-in power cut-off sensor seamlessly shuts off your e-bike motor when braking.
  • ️ Thicker Rotor Compatibility: Accommodates 2.3mm heavy-duty rotors for better heat dissipation and reduced fade.
  • ️ Ergonomic Design: 3-finger lever with adjustable reach (83–88mm) for perfect hand comfort.
  • Quiet & Durable: Includes high-performance Q13RS resin brake pads.

HD-E3940

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what our customers say

★★★★★

Best on the market, I'm a happy owner of one.

Jeremy Price
British Columbia
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Love my Vamoose - almost 1000Km with zero issues. These bikes are freaking awesome and the customer support is amazing.

Travis Kenny
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We have the Mammoth 500 and the 750. Best bikes ever!

Mike Lovin
Alberta
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It truly is a neat beast! I'm always surprised at the slopes I can tackle with the dual motors. Can't wait for snow to fall.

Tyler Mackenzie
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I absolutely LOVE my Vamoose Cruiser!!!

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