Mahle Alternator 24V 55A MG337

The MAHLE Alternator MG337 is a new 24V unit with a 55A charge current, internal regulator, and clockwise rotation. It is listed as a multi-leg alternator with two mounting bores, 56mm mount leg thickness, 56.0mm mounting bore distance, and an 8mm pivot hole diameter, so the physical mounting details matter as much as the electrical rating when checking suitability.

This alternator is supplied without a belt pulley and uses connector / clamp W. The shaft diameter is 17mm, the adjusting hole diameter is 8mm, and the unit is described as dust proof. For buyers matching a replacement alternator, the part number MG337, 24V system voltage, and 55A output are the key identifiers to confirm first.

MAHLE identifies this as a new rotating electrical component with a one year warranty. Packaging length is 24.8 and packaging height is 17.50, with a listed weight of 5.46kg. Those details can help when comparing against an existing unit or checking handling and freight expectations before ordering.

Key Features

• 24V alternator with 55A charge current
• Internal regulator
• Clockwise rotation
• Multi-leg mount with 2 mounting bores
• Supplied without belt pulley
• Dust proof design

Specifications

• Brand: MAHLE
• Part No.: MG337
• Product type: Alternator
• Voltage: 24V
• Alternator charge current: 55A
• Power rating: 55 amp
• Regulator type: Internal
• Rotation: CW

Verified fitment references

• DEUTZ BF6L913
• DEUTZ-FAHR AGROSTAR
• LIEBHERR A314
• NORMET SPRAYMEC

Application and Buying Notes

Before ordering, match the part number MG337, the 24V system voltage, and the 55A output to the unit being replaced. The mounting arrangement also needs close attention: this alternator has a multi-leg mount, two mounting bores, 56mm mount leg thickness, and 56.0mm mounting bore distance, so a visual match alone is not enough.

Check the drive end carefully because this alternator is supplied without a belt pulley and is specified for clockwise rotation. If the vehicle or machine uses a different pulley arrangement, rotation direction, or shaft detail, the unit may not be suitable even where the electrical rating looks similar.

The connector / clamp is W, the regulator is internal, and the shaft diameter is 17mm. Those details should be compared with the existing alternator and the vehicle’s charging system configuration, especially where the original unit has been changed previously or the machine has had repairs over time.

The listed fitment references include DEUTZ BF6L913, DEUTZ-FAHR AGROSTAR, LIEBHERR A314, and NORMET SPRAYMEC. These references are useful starting points, but final confirmation should still be made against the exact application details and the physical unit in the machine, particularly where build year, variant, or previous replacement parts may differ.

The unit is described as dust proof and carries a one year warranty, but the best buying decision still comes down to matching the technical details on the old alternator. If your existing unit has a different bore spacing, shaft size, pulley setup, or connector type, that is a warning sign to verify further before fitting.

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 MG337 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 56mm, Pivot Hole Diameter 8, Pulley Section Not Applicable, Rotation CW, Suits Unit Make Mahle, Note Dust Proof, Mount Cnt to Cnt 156mm.

Additional published details for cross-checking include Alternator Charge Current [A] 55, Connector / Clamp W, Mounting Bores Distance 56.0, Packaging length 24.8, Packaging height 17.50, Weight 5.46kg, Product Group 1 ROTATING ELECTRICAL, Part No. MG337, Brand MAHLE, Description Mahle Alternator 24V 55A.

Mahle Alternator 24V 55A. Part number MG337 should be checked first. Listed voltage is 24. Listed output rating is 55. These details form the core reference points used by parts interpreters when confirming the correct replacement.

Mount style is Multi Leg. Regulator type is Internal. Pulley configuration is Not Applicable. Those physical and electrical details should line up with the original unit before the replacement is approved for fitment.

For part number MG337, 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 55 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include DEUTZ BF6L913, DEUTZ BF6L913 1986, DEUTZ-FAHR AGROSTAR, DEUTZ-FAHR AGROSTAR 1993, DEUTZ-FAHR AGROSTAR 1994, DEUTZ-FAHR AGROSTAR 1995. Even with application listings, final confirmation should still be based on the exact unit being replaced and the service requirements of the vehicle or machine.

Compatibility note: Confirm fitment by checking part number MG337, the 24V / 55A specification, the CW rotation, the 17mm shaft diameter, and the multi-leg mounting dimensions against the existing alternator and application details before purchase.

FAQ

What is the key part number for this alternator?

The listed part number is MG337.

What voltage and output does this alternator have?

It is a 24V alternator with a 55A charge current and a 55 amp power rating.

Does this alternator use an internal regulator?

Yes. The regulator type is listed as internal.

Is a pulley included?

No. The pulleys specification says without belt pulley, and pulley section is not applicable.

What mounting details should be checked before buying?

Check the multi-leg mount, 2 mounting bores, 56mm mount leg thickness, 56.0mm mounting bores distance, 8mm pivot hole diameter, and 8mm adjusting hole diameter.

Which applications are referenced for this alternator?

The supplied fitment references include DEUTZ BF6L913, DEUTZ-FAHR AGROSTAR, LIEBHERR A314, and NORMET SPRAYMEC. Final fitment should still be confirmed against the exact unit and application details.