2009 Mercedes-Benz SL63 AMG Belt Tensioner Assemblies

This Heavy duty belt tensioner is manufactured by one of the largest original equipment tensioner suppliers to ensure proper fit and performance. This tensioner is produced for serpentine belt routing applications and is made of high strength steel for improved life and durability. This part corresponds to the 2007-2015 Mercedes-Benz C63,CLK63,CLS63,SLS,ML63,R63 with 6.3L. The tensioner maintains the O.E. round spring technology as well as the internal damping design specified for this application. This higher damping consequently reduces arm motion and wear as well as an optimized install feature for ease on tensioner replacement. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:

• Manufactured by one of the largest original equipment part suppliers to ensure proper form, fit, and performance.
• Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
• 6K Flat heavy duty thermoplastic pulley for long life
• Installation instructions included

Dayco No Slack Automatic Belt Tensioners are built to outperform and outlast competitive OE parts. The heavy duty cast aluminum spring case resists cracking and fatigue. Each component is built to resist rust, endure the toughest of conditions while promoting quieter performance and longer life.

Product Features:

• The heavy duty cast aluminum spring case resists cracking and fatigue
• Includes installation instructions
• Rust resistant construction
• Meets or exceeds OE quality

The Hutchinson Accessory Belt Tensioner is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:

• OE-Equivalent and a direct fit application.
• High tension spring assembly
• Precision bearing assembly
• High quality cast components
• Durable long life performance.