INA BMW Drive Belt Tensioner for M57N2 OE-11287799851 SKU-5340401100

🔩 INA Drive Belt Tensioner – SKU 5340401100 | OE Ref: 11287799851 Precision tension for peak performance. This genuine INA automatic tensioner keeps your serpentine belt perfectly aligned and tensioned—essential for powering your alternator, water pump, and A/C compressor on BMW’s M57N2 diesel engines.

✅ Fits BMW X5 E70, X6 E71/E72 with M57N2 3.0L diesel

 ✅ OE-grade aluminum housing + high-durability pulley

✅ Eliminates belt squeal, misalignment & premature wear

✅plug-and-play replacement for factory unit

📦 Engineered by INA—OEM to BMW. Built to last. Ready to install