SKF Drive Belt Idler Pulley – VKM 38242

Description

SKF VKM 38242 is an OE-quality auxiliary drive belt idler pulley for BMW diesel engines.

The idler pulley guides the serpentine belt and keeps the auxiliary drive system running smoothly. A worn pulley can cause belt squeal, bearing noise or complete belt failure.

Recommended during:
✔️ Auxiliary belt replacement
✔️ Belt tensioner service
✔️ Preventive maintenance
✔️ Front engine rebuilds

Direct replacement for BMW OE 11287799464.

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Fits BMW Engines

✔️ M47N
✔️ M47N2
✔️ M57N

⚠️ Fitment depends on accessory drive configuration.

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Common Models

• E46 320d / 330d
• E60 / E61 530d
• E83 X3 2.0d / 3.0d
• E53 X5 3.0d

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Part Numbers

• SKF: VKM 38242
• BMW OE: 11287799464

Cross References:

• INA: 532 0398 10
• MEYLE: 314 009 0005
• FEBI: 24639

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What's Included

✔️ 1x Drive belt idler pulley
✔️ Mounting bolt / fastening hardware

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Technical Details

• Outer diameter: 70mm
• Width: 27mm
• Auxiliary (serpentine) belt system
• OEM-quality bearing design

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Important

❗ Idler pulley only
❗ Not a belt tensioner assembly
❗ Not a timing chain component
❗ Inspect belt and tensioner during replacement

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Common Symptoms

• Belt squeal
• Grinding pulley bearing
• Belt vibration
• Auxiliary belt misalignment
• Front engine noise

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Fitment Summary

✔️ M47N / M47N2
✔️ M57N
✔️ BMW E-series diesel engines
✔️ OE BMW 11287799464
❌ Not N47
❌ Not N57