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B4 Passat TDI 70A Bosch Alternator – AAZ 1.9 TDI
B4 Passat TDI 70A Bosch Alternator – AAZ 1.9 TDI
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OEM Bosch 70A alternator for the VW Passat B4 with 1.9 TDI (AAZ) engine.
One of the hardest-to-find electrical components for the B4 TDI — pulled from a running vehicle, core tested by our staff. Serpentine multi-rib pulley, ventilation fins, and wiring harness connector all intact. Fits Passat B4 (1993–1997) with the 1.9 TDI AAZ diesel engine.
- OEM Bosch 70A alternator
- Fits Passat B4 1.9 TDI (AAZ engine)
- Serpentine multi-rib pulley included
- Wiring harness connector intact
- Ventilation fins present — no damage
Inspected & tested prior to listing.
⚠️ $25 core charge applies. Return your old alternator for a full core refund. Learn more about our core charge policy.
