BMW 3 E21 Alternator rectifier

Compare BMW 3 E21 alternator rectifier from trusted brands — check fitment by engine

Browse Alternator rectifier parts for BMW 3 E21

Alternator rectifier for BMW 3 E21 by engine

315 (1.6 L / 55 kW / 75 hp) M10 B16 (164VB)316 (1.6 L / 66 kW / 90 hp) M10 B16 (164VA)316 (1.8 L / 66 kW / 90 hp) M10 B18 (184VC)318 (1.8 L / 72 kW / 98 hp) M10 B18 (184VA)318 i (1.8 L / 77 kW / 105 hp) M10 B18 (184VA)320 (2.0 L / 80 kW / 109 hp) M10 B20 320/6 (2.0 L / 90 kW / 122 hp) M20 B20 (206VA)320 i (2.0 L / 92 kW / 125 hp) M10 B20 320 i (2.0 L / 81 kW / 110 hp) M10 B20 320 i (1.8 L / 74 kW / 101 hp) M10 B18 (184EA)323 i (2.3 L / 105 kW / 143 hp) M20 B23 (236EA)

Special offers for BMW 3 E21 Alternator rectifier and other electrics spares

Power generator Starter Alternator Regulator Instrument lighting control Alternator Freewheel Clutch Starter solenoid switch Cable set repair kit Aerial

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MAGNETI MARELLI940016173000940016173000£16.99

ERA215436215436£18.99

Related models for this part

3 E36 5 E34 5 E39 5 Touring E34 7 E38 Z3 Roadster E36 3 Compact E36 3 Convertible E36

Top OE numbers for Rectifier, alternator

Common original equipment numbers linked to stocked alternatives.

Alternator rectifier for BMW 3 E21 — what you need to know

Finding the right alternator rectifier for your BMW 3 E21 is essential for safe and reliable driving. We offer a wide selection from leading manufacturers, all with TecDoc-verified fitment for your specific vehicle.

When choosing alternator rectifier for your BMW 3 E21, consider factors like OEM vs aftermarket quality, material specifications, and your driving conditions. OEM parts match original specifications exactly, while premium aftermarket brands like Bosch, TRW, and Febi Bilstein often offer comparable quality at lower prices.

All alternator rectifier listed on this page are confirmed compatible with BMW 3 E21. Our fitment data is sourced from TecDoc, the industry-standard European automotive parts database. If you are unsure about compatibility, check the OE part number on your existing component and use our cross-reference search.

Frequently Asked Questions

What alternator rectifier fits a BMW 3 E21?

We have alternator rectifier options verified for BMW 3 E21. Select your exact engine above to confirm fitment. All compatibility data is verified through TecDoc.

How many alternator rectifier options are available for BMW 3 E21?

There are 0 alternator rectifier options available for the BMW 3 E21. Prices vary by brand and specification.

What brands make alternator rectifier for BMW 3 E21?

Multiple brands offer alternator rectifier for the BMW 3 E21. All parts are new, with TecDoc-verified fitment and our 14-day guarantee.

How do I find the OE part number for BMW 3 E21 alternator rectifier?

Check your BMW 3 E21 owner's manual or service book for the original part number. You can also use our OE number search to find compatible aftermarket alternatives. The part number is often printed on the existing component.