2012 Mercedes-Benz S400 Belts and Hoses

Acc. Belt Tensioner

This Litens supplied tensioner is manufactured to original equipment specifications. Heavy duty thermoplastic pulley construction ensures long life and trouble-free performance. This tensioner meets or exceeds all original equipment fit, form, and performance characteristics. 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:

• Heavy duty thermoplastic pulley construction.
• OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
• Install pin included for ease of installation
• Installation instructions included

This accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles. It is engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue.

Product Features:

• Direct replacement – this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles
• Ideal solution – engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
• Durable construction – designed and manufactured to strict specifications for reliable performance
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:

• Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
• Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
• Application specific – reverse engineered from the original design on certain vehicle years, makes and models
• Trustworthy quality – backed by team of engineers and quality specialists in the United States

This Litens pulley is manufactured by the original equipment part supplier to Mercedes Benz. This heavy duty split-steel pulley is produced for serpentine belt routing applications on a wide range of Mercedes applications. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). As with the O.E. part, this replace part is made in France using the O.E. specified materials and design and meets all performance and durability requirements. Pulley replacement requires the use of existing hardware. Crosses to OE# 2722021419 and others. 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 the original equipment part supplier to ensure proper form, fit and performance
• Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance. Maintains the original equipment “Split-Steel” construction.
• Installation instructions included.
• Running surface designed and engineered for proper belt tracking.
• 70.0mm O.D.; 8.2mm I.D.; 25.0mm width, Smooth flanged running surface for a 6 rib belt, high grade European split-steel construction.

The INA Accessory Belt Idler Pulley 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.
• Precision bearing
• OE High quality pulley assembly
• Durable long life performance.

This pulley is manufactured by Litens Automotive – inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This high performance steel pulley conforms to original equipment material and tolerances, specifications and meets performance and durability requirements. Fits tensioner and idler applications including Mercedes-Benz. Made in Germany. Comes with new pre-assembled bolt and washer/dust shield for ease of installation. 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 the world’s largest Original Equipment supplier of accessory drive tensioners and pulleys. Manufactured by the original equipment supplier of this part
• Heavy Duty Polymer Pulley
• Glass Reinforced thermoplastic for optimized dimensional control and running surface durability.
• Precise dimensional tolerance for smooth operation and long life
• Service free sealed ball bearing. Molded-in ball bearing for optimal fit and long life

The INA Accessory Belt Idler Pulley 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.
• Precision bearing
• OE High quality pulley assembly
• Durable long life performance.