The longest lasting belt tensioners in the industry. Engineered to exceed demanding OEM requirements. In laboratory tests, Green Stripe® DriveAlign® heavy-duty tensioners lasted up to three times longer than competitive aftermarket tensioners. So, pretty much the Superman of tensioners. .
Patented Design - provides superior belt alignment and tension for improved drive efficiency and life
Patented Damping Mechanism - provides maximum stability, reducing vibration and increasing the life of belt, tensioner and other accessory drive components
Twin rows of bearings carry more load and last up to three times longer than two individual bearings
Includes chrome-silicone torsion spring for less flex-fatigue than flat-wire designs