New customers: $20 off with code NEW20OFF | Free shipping on e-bikes, delivered in 5-7 days >>>

Menu

  • E-Bikes
      (function () {
  if (window.dyuMegaDropdownWheelLockV2) return;
  window.dyuMegaDropdownWheelLockV2 = true;

  var panelSelector = '#brxe-bd51ce.brx-dropdown-content, #brxe-c45a2e.brx-dropdown-content, #brxe-c04fc5.brx-dropdown-content';
  var locked = false;
  var lockedY = 0;
  var syncTimer = 0;
  var scrollTimer = 0;

  function isDesktop() {
    return window.matchMedia && window.matchMedia('(min-width: 992px)').matches;
  }

  function isVisible(element) {
    if (!element || !isDesktop()) return false;
    var style = window.getComputedStyle(element);
    if (style.display === 'none' || style.visibility === 'hidden') return false;
    if (Number(style.opacity || 1) <= 0.05) return false;
    var rect = element.getBoundingClientRect();
    return rect.width > 10 && rect.height > 10;
  }

  function visiblePanelFromTarget(target) {
    var panel = target && target.closest ? target.closest(panelSelector) : null;
    return isVisible(panel) ? panel : null;
  }

  function anyPanelOpen() {
    if (!isDesktop()) return false;
    var panels = document.querySelectorAll(panelSelector);
    for (var index = 0; index < panels.length; index += 1) {
      if (isVisible(panels[index])) return true;
    }
    return false;
  }

  function lock() {
    if (locked) return;
    locked = true;
    lockedY = window.scrollY || document.documentElement.scrollTop || 0;
    document.documentElement.classList.add('dyu-mega-dropdown-wheel-locked');
  }

  function unlock() {
    if (!locked) return;
    locked = false;
    document.documentElement.classList.remove('dyu-mega-dropdown-wheel-locked');
  }

  function sync() {
    window.clearTimeout(syncTimer);
    syncTimer = window.setTimeout(function () {
      if (anyPanelOpen()) {
        lock();
      } else {
        unlock();
      }
    }, 60);
  }

  function canScrollPanel(panel, deltaY) {
    if (!panel || panel.scrollHeight <= panel.clientHeight + 2) return false;
    var atTop = panel.scrollTop <= 0 && deltaY < 0;
    var atBottom = panel.scrollTop + panel.clientHeight >= panel.scrollHeight - 2 && deltaY > 0;
    return !atTop && !atBottom;
  }

  document.addEventListener('wheel', function (event) {
    if (!isDesktop()) return;

    var panel = visiblePanelFromTarget(event.target);
    if (!panel && !anyPanelOpen()) return;

    lock();

    if (panel && canScrollPanel(panel, event.deltaY)) {
      event.stopPropagation();
      return;
    }

    event.preventDefault();
    event.stopPropagation();
  }, { capture: true, passive: false });

  document.addEventListener('touchmove', function (event) {
    if (!isDesktop() || !anyPanelOpen()) return;
    var panel = visiblePanelFromTarget(event.target);
    if (!panel) {
      event.preventDefault();
      event.stopPropagation();
    }
  }, { capture: true, passive: false });

  document.addEventListener('mouseover', sync, true);
  document.addEventListener('mouseout', sync, true);
  document.addEventListener('focusin', sync, true);
  document.addEventListener('focusout', sync, true);
  document.addEventListener('keydown', function (event) {
    if (event.key === 'Escape') sync();
  }, true);

  window.addEventListener('scroll', function () {
    if (!locked || !anyPanelOpen()) return;
    window.clearTimeout(scrollTimer);
    scrollTimer = window.setTimeout(function () {
      if (Math.abs((window.scrollY || document.documentElement.scrollTop || 0) - lockedY) > 1) {
        window.scrollTo(0, lockedY);
      }
    }, 0);
  }, { passive: true });

  window.addEventListener('resize', sync, { passive: true });

  var observer = new MutationObserver(sync);
  observer.observe(document.documentElement, {
    subtree: true,
    attributes: true,
    attributeFilter: ['class', 'style', 'aria-expanded']
  });

  sync();
})();

/* DYU SP1 folded-size header code 2026-07-04 */
(function(){
  var labels={"45669":"Folded Size","45670":"Afmetingen gevouwen","45671":"Faltmaß","45672":"Összecsukott méret","45673":"Dimensioni piegata","45674":"Rozmiar po złożeniu","45675":"Tamanho dobrado","45676":"Tamaño plegado","45677":"Hopfälld storlek"};
  var value='700 x 450 x 620 mm';
  function getId(){var c=document.body&&document.body.className||'';for(var k in labels){if(c.indexOf('postid-'+k)>-1)return k;}return null;}
  function run(){var k=getId();if(!k)return;var label=document.getElementById('brxe-47a331');var val=document.getElementById('brxe-76df28');if(label)label.textContent=labels[k];if(val){val.textContent=value;val.style.display='';}}
  if(document.readyState==='loading'){document.addEventListener('DOMContentLoaded',run,{once:true});}else{run();}
  window.addEventListener('load',run);setTimeout(run,300);setTimeout(run,1200);
}());
/* End DYU SP1 folded-size header code */

      Best Sellers E-Bike ›

      Lightweight Ebike ›

      Commuter Ebike ›

      Fat Tire Ebike ›

      Fitness Ebike ›

      Folding Ebike ›

      Ebikes ›

  • E-Wagon
  • Accessories
    • DISTRIBUTORAboutContact
    DYU 160mm Disc Brake for D3F, Quick-Stop

    DYU 160mm Disc Brake for D3F, Quick-Stop

    Original price was: $34.94.Current price is: $22.13.

    160mm e-bike disc brake: high-performance, quick-stop, durable, ideal for reliable stopping power in all conditions.

    New Year Sale Specials
    New Year Sale! Ends in

    12-24 Months Warranty

    Ship From Local Warehouse

    30-day Risk-Free Trial

    Categories: Accessories
    • Material: steel brake rotor
    • Attachment Type: 6-bolt
    • Diameter: 60mm
    • Suitable for DYU D3F electric bike disc brake systems with 6-bolt hubs
    • Package: 1pcs brake rotors with 6 bolts

    Specifications

    For Model

    A1F, A5, C6, D3F

    Customer Reviews

    1. English

      Chloe Mason –

      I am pleased with the DYU 160mm Disc Brake for D3F. Both the clean fit and the responsive braking work as expected.

    2. English

      James Foster –

      Simple and practical. The responsive braking and the clean fit both make the DYU 160mm Disc Brake for D3F easy to use day to day.

    Show only reviews in English (2)

    Add a review

    Your email address will not be published. Required fields are marked *

    Popular now

    DYU 160mm Disc Brake for D3F, Quick-Stop

    Original price was: $34.94.Current price is: $22.13.

    Select options