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OEX Alternator 12V 120A – BXA4033

OEX Alternator 12V 120A – BXA4033

SKU BXA4033
$0.00 - $0.00
$0.00
$351.40
$351.40 - $351.40
$351.40
+ GST

Stock Status / Availability

While we carry many parts, some are shipped directly from suppliers. This gives access to thousands of products nationwide, but availability changes quickly — please check before ordering.

This listing is for: OEX Alternator 12V 120A – BXA4033
Part Number: BXA4033
Brand: OEX
Type: Alternator

The OEX BXA4033 is a high-quality 12V, 120A alternator designed for a wide range of BMW petrol and diesel models, including popular 3 Series, 5 Series, 7 Series, and X5 vehicles from the late 80s through to the mid-2000s. Built to OE standards, this unit features a 6-groove pulley and robust twin-leg mount—ideal for reliable charging performance in New Zealand conditions. Supplied brand new (not reconditioned), this alternator is a direct replacement for the OE unit, offering peace of mind with a solid warranty.

Features:

  • 6-groove pulley for secure belt drive

  • High 120A output for accessory-rich vehicles

  • Direct OE replacement, brand new (not exchange)

  • Sturdy twin-leg mounting for easy, reliable fitment

  • Internal Regulator (IR122)

  • 3-year passenger / 1-year commercial warranty for NZ customers

Specifications:

  • Voltage: 12V

  • Amperage: 120A

  • Pulley: 6 Groove (included)

  • Mount Centres: 127mm

  • Shaft Diameter: 50mm

  • Regulator: Internal (IR122)

  • Mount Type: Twin Leg

  • Weight: 7.15kg

  • Condition: New

OEM Part No.: IR122
Fits:
(Sample, full compatibility on request. All are RWD unless specified)

  • BMW 3 Series:

    • E30 318i 1.8L M40 (09/87–06/91)

    • E36 320i 2.0L M50/M52, 323i 2.5L M52, 328i 2.8L M52 (91–99, Coupe/Sedan/Convertible)

    • E46 320i/Ci 2.0/2.2L M52/M54, 323i/Ci 2.5L M52, 325i/Ci/ti 2.5L M54, 328i 2.8L M52, 330i/Ci 3.0L M54, M3 3.2L S54

  • BMW 5 Series:

    • E34 530i V8 3.0L M60 (92–95)

    • E39 520i/523i/528i/530i/M5 (96–03)

    • E60 525i 2.5L M54 (03–05)

  • BMW 7 Series:

    • E32 730i/iL V8 3.0L (92–94)

    • E38 730i/iL 3.0L (94–96)

  • BMW X5:

    • E53 3.0L M54/M57 (00–06; petrol and turbo diesel)

  • BMW Z3:

    • E36 2.0L/2.2L/2.8L Convertible/Coupe (96–03)

Motor Machinists is your trusted New Zealand supplier for quality automotive parts and service components. We support drivers, workshops, and performance enthusiasts with a wide range of products to keep vehicles running at their best. Our catalogue covers everything from engine rebuild essentials, bearings, seals, and gaskets through to braking, driveline, suspension, and general replacement parts.

By working closely with trusted suppliers, we offer access to thousands of products across New Zealand. Whether you’re maintaining your daily driver, upgrading your performance car, or repairing heavy-duty equipment, you can count on us for reliable supply and expert knowledge. With nationwide reach, we’re here to make sure you get the parts you need, when you need them, so your vehicle stays on the road and performing as it should.