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JonwithSerpBeltKit1

Replace serpentine belts, pulleys, tensioners together for best performance

Serpentine belts on today’s cars can have over 10 points of contact, creating very complicated ...
Tensioner Flat Spring

Belt Tensioners: Flat Spring Design Makes all the Difference

The front-end drive system’s tensioner is designed to protect other components within the system and to help prevent premature failure of ...
Dayco - HD 2-Piece Tensioner #89947 DD15 Series Install

HD Two-Piece Tensioner #89947 DD15 Series Install

Our ASE master tech and product specialist take you step-by-step through the installation of Dayco’s new two-piece tensioner on a Freightliner DD15 engine. This particular tensioner was engineered ...
Dayco – Tensioner Replacement Tips

OE Quality Tensioner Technology

Dayco’s resident ASE certified technician talks about why Dayco’s tensioner design, and its patented flat spring technology, is preferred by many of today’s OEMs ...
SignsATensionerNeedsReplacing3

Signs of a Bad Belt Tensioner

Often times during a drive belt change, the tensioner may get overlooked. This can be problematic given the tensioner has a big job to do and ...