Purchase Nissan Frontier Pickup Tensioner Pulley Assembly & Nissan Frontier Pickup Idler Pulleys. Browse Nissan Frontier Pickup Pulley Tensioner Tool. Maintaining the idler pulleys in your Nissan Frontier Pickup ensures smooth belt operation and longevity of your engine accessories. Regular inspection for wear and tear, such as frayed edges or a squealing noise, is crucial as these are telltale signs that replacement may be imminent. To extend the lifespan of your idler pulleys, ensure they're free from debris and the bearings are well-lubricated. When selecting a new idler pulley, opt for one that matches your model's specifications?choosing from durable steel or lightweight aluminum options to suit your performance needs. With the right choice and proper installation, an idler pulley can provide reliable tension and alignment, keeping your Frontier's engine running efficiently. Shop with us for top-quality idler pulleys and experience the ease of enhancing your Nissan's performance today.