Belt Tensioner Idler Pulley for BMW X3 Z4 (2002–2010)

Includes:
- Belt Tensioner Idler Pulley

Fits Models:
- BMW X3
- BMW Z4

Model Years:
- 2002–2010

Submodels:
- X3 (E83), Z4 (E85, E86)
- Body styles: SUV (X3), Convertible and Coupe (Z4)

Engine Options:
- Common engine sizes include 2.5L I6 (M54), 3.0L I6 (M54, N52), 3.0L I6 Turbo (N54)
- Engine codes: M54B25, M54B30, N52B30, N54B30

Description:
This Belt Tensioner Idler Pulley is designed for BMW X3 and Z4 models from 2002 to 2010. It ensures proper tension on the serpentine belt, contributing to optimal engine performance and longevity.

Features:
- Direct fit for specified BMW models
- Durable construction for long-lasting performance
- Easy installation with no modifications required
- Maintains proper belt tension to prevent slippage
- Compatible with standard engine options