Febi Belt Tensioner Assembly for Mercedes-Benz 49870 / 2782000570

The Febi Belt Tensioner Assembly with part number 49870 is likely an aftermarket component designed for the engine’s accessory belt system in specific Mercedes-Benz models. Belt tensioner assemblies are essential for maintaining the proper tension in the accessory belt, ensuring efficient power transfer to various components such as the alternator, power steering pump, and air conditioning compressor.

Key Features:

Optimized Belt Tension: The belt tensioner assembly is designed to maintain the correct tension in the accessory belt, preventing slippage and ensuring proper power transfer to driven components.

Quality Construction: Febi, as an aftermarket brand, likely manufactures the tensioner assembly using durable materials to withstand the mechanical stresses encountered in the engine compartment. This ensures reliability and long-term performance.

Integrated Tensioner Pulley: The assembly likely includes a tensioner pulley that rotates to provide the necessary tension in the accessory belt. The pulley is designed for smooth and efficient operation.

Spring-Loaded Mechanism: Belt tensioners often feature a spring-loaded mechanism that automatically adjusts the tension in the belt based on operating conditions. This helps compensate for variations such as changes in temperature or belt wear.

Direct Fitment: The Febi Belt Tensioner Assembly with part number 49870 is likely designed as a direct replacement for the original tensioner in specific Mercedes-Benz models. This facilitates easy installation and ensures compatibility with the engine’s accessory belt system.

Aftermarket Reliability: Febi is a reputable aftermarket brand known for manufacturing quality components. Their belt tensioner assemblies are typically designed to meet or exceed OEM specifications.