Андрей

$(document).ready(function(){   
  var sliders = $('.slick-super-slider');
  var nextArrows = $('.next-slide');

  sliders.each(function(index, element) {
    var $slider = $(element);
    var $nextArrow = $(nextArrows[index]);

    $slider.slick({
      slidesToShow: 3,
      slidesToScroll: 3,
      prevArrow: false,
      nextArrow: $nextArrow,
    });
  });
});