Litens 999552A Automatic Belt Tensioner Assembly

The Litens 999552A is an automatic belt tensioner assembly designed to maintain proper serpentine belt tension throughout the life of your vehicle's accessory drive system. This precision-engineered component uses a spring-loaded mechanism to automatically adjust tension as the belt wears and stretches, ensuring optimal performance of driven accessories including the alternator, power steering pump, air conditioning compressor, and water pump.

Key Features:

• Automatic tension adjustment compensates for belt wear and temperature changes
• Heavy-duty spring mechanism provides consistent belt tension
• Precision-machined pulley with sealed bearing for smooth operation and extended service life
• Direct-fit replacement design for specific vehicle applications
• Engineered to OEM specifications for reliable performance
• Helps prevent belt slippage, noise, and premature wear

Litens is a leading OEM supplier of belt tensioners and accessory drive components, known for innovative engineering and quality manufacturing. This tensioner assembly includes the mounting bracket, pulley, and internal spring mechanism for complete replacement. Regular inspection and replacement of worn tensioners is essential for maintaining accessory drive system reliability and preventing belt failure.