Idle Tensioner Pulley OEM No.: 11281440378 for BMW N42/N45/N46/N46n E81, E82, E87, E88 E90, E91, E92, E93 E60lci 1 28 1 440 378

• Type：Tensioner Bearing
• Material：Iron
• Certification：TS16949
• Car Make：BMW
• Transport Package：Standard Stronger Export Carton
• Origin：China

=== Base Info ===

• Model NO.：11281440378
• HS Code：8483900090
• Production Capacity：50000PCS,Month

=== Description ===

Basic Info.

Model NO. 11281440378 HS Code 8483900090 Production Capacity 50000PCS/Month

Product Description

Product spections :
11281440378 

Description :

1. The tensioner is a belt tensioner used in the automobile transmission system. The tension pulley is mainly composed of a fixed shell, a tension arm, a wheel body, a torsion spring, a rolling bearing and a spring sleeve. It can automatically adjust the tension force according to the different tightness of the belt to make the transmission system stable, safe and reliable.

2. The main function of the tensioner bearing is to support the mechanical rotating body.

3.Reduce the friction coefficient during its movement and ensure its rotation accuracy.

4.Change sliding friction into rolling friction.