Mahle Alternator 24V 55A MG322 – New, Internal Regulator, Single Leg Mount

The MAHLE alternator listed here is a new 24V unit with 55A charge current, part number MG322. It is supplied as an alternator each and is identified with a single leg mount, internal regulator, and insulated return, so it suits applications that match those exact electrical and mounting details.

This unit is specified with a V-ribbed belt pulley and 8 belts, with mounting bores distance of 50.8mm, mount leg thickness of 50mm, and mount centres B of 172mm. Those measurements matter when checking physical alignment, bracket style, and belt drive compatibility before ordering.

MAHLE describes the alternator as meeting international standards and requirements for electromagnetic compatibility and being manufactured using environmentally friendly technologies and materials. The warranty is one year, which gives a useful reference point for workshop and fleet buyers comparing replacement options on the same application.

For a correct replacement, the important checkpoints are the 24V system voltage, 55A charge current, single leg mounting arrangement, and part number MG322. If any of those differ from the existing unit, the alternator should be checked carefully against the vehicle or machine application before purchase.

Key Features

• New MAHLE alternator
• 24V system voltage
• 55A charge current
• Internal regulator
• Single leg alternator mount
• Insulated return

Specifications

• Brand: MAHLE
• Part No.: MG322
• Product type: Alternator
• Condition: New
• Voltage: 24V
• Alternator charge current: 55A
• Regulator type: Internal
• Alternator mount: Single leg

Application and Buying Notes

The best way to confirm this alternator is by matching part number MG322 and then checking the 24V electrical system, 55A output, and single leg mount arrangement on the existing unit. Those three points are the key indicators here, because the wrong voltage, output, or mounting style can stop the unit from fitting or working as intended.

The pulley and belt details also need attention. This alternator uses a V-ribbed belt pulley and is listed with 8 belts, so the drive arrangement should be compared against the removed alternator and the belt system already fitted to the vehicle or equipment. The mounting figures, including 50mm mount leg thickness, 50.8mm mounting bores distance, and 172mm mount centres B, should be checked where bracket spacing is critical.

Because this unit is listed with an internal regulator and insulated return, it is important not to assume interchangeability with alternators that use a different regulator setup or earth arrangement. Electrical and mounting compatibility need to line up together, especially on commercial, industrial, or fleet equipment where a close-looking alternator can still differ in the details that matter.

When comparing to a worn-out unit, look for the same style of mount, the same pulley type, and the same overall connection arrangement. The stated distance from pulley to alternator is 27.2, and the mounting points diameter is 86.0, so these measurements can help when checking physical clearance and alignment before installation.

The one year warranty applies to the supplied MAHLE alternator as listed, but it does not replace the need to verify the application first. A correct part number match, backed up by the voltage and mounting measurements, is the safest way to order a replacement with confidence.

If you are unsure, compare the removed alternator side by side with the listed details before fitting. That approach is especially useful where equipment has been changed over time, or where a single leg mount and insulated return need to be confirmed against the original charging system.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number MG322 helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type ALTERNATOR, Unit of Measure EACH, Warranty One Year, Mount Leg Thickness 50mm, Regulator Type Internal, Voltage 24, Alternator Mount Single Leg, Alternator Charge Current [A] 55, Mounting Bores Distance 50.8, Number of belts 8.

Additional published details for cross-checking include Packaging length 24.8, Packaging height 17.50, Product Group 2 ALTERNATORS, Part No. MG322, Brand MAHLE, Description Mahle Alternator 24V 55A, Mount Centres B 172mm, Power Rating (Amp) 50, Suits Unit Make Mahle.

Mahle Alternator 24V 55A. Part number MG322 should be checked first. Listed voltage is 24. Listed output rating is 50. These details form the core reference points used by parts interpreters when confirming the correct replacement.

Mount style is Single Leg. Regulator type is Internal. Those physical and electrical details should line up with the original unit before the replacement is approved for fitment.

For part number MG322, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a alternator in workshop, fleet, trade, agricultural, or construction service, the listed voltage 24 and output 50 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Compatibility note: Confirm fitment by matching part number MG322, 24V system voltage, 55A charge current, single leg mounting, internal regulator, insulated return, and the listed pulley and mounting measurements against the existing alternator and application details.

FAQ

What is the part number for this MAHLE alternator?

The part number listed is MG322.

What voltage and output does this alternator have?

It is a 24V alternator with a 55A charge current.

Is this alternator new or remanufactured?

It is listed as new.

What type of regulator does it use?

It has an internal regulator.

What mounting style is listed?

It is listed with a single leg alternator mount.

What should I check before buying?

Check part number MG322, 24V system voltage, 55A output, single leg mount, internal regulator, insulated return, and the pulley and mounting measurements against the existing unit.