999591A - Automatic Serpentine Belt Tensioner
This Heavy duty belt tensioner is manufactured by one of the largest original equipment tensioner suppliers to insure 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 2012-2015 Mercedes-Benz C350,E350,CL400,E400,GLK350,SLK350 with 3.5L. 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.
- Manufactured by one of the largest original equipment part supplier to insure 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
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