Mahle Alternator 12V 120A MG327

The MAHLE Alternator MG327 is a 12V, 120A unit supplied as an alternator for heavy commercial use. It is listed with a V-ribbed belt pulley and 8 belts, with a mounting bores distance of 50.8 mm and mounting points diameter of 86.0 mm. Those dimensions matter when matching the alternator to the vehicle’s bracket and belt arrangement.

This alternator is identified under MAHLE part number MG327 and carries an alternator charge current of 120A. For buyers comparing replacement units, the 12V system voltage and 120A output are the key electrical figures to confirm before ordering, especially where the original component is specified to suit a particular charging setup.

MAHLE lists this unit as complying with international standards for electromagnetic compatibility, manufactured using the latest technologies and materials, and ISO 9001 certified. It is sold as each, with a one-year warranty, and is part of the rotating electrical product group.

Physical packaging and component details are also provided for handling and storage: packaging length 24.8, width 18.60, height 17.50, and net weight 5655. The distance from the pulley to the alternator is 27.0, which can be useful when comparing clearance and alignment against the existing installation.

Key Features

• 12V heavy commercial alternator
• 120A charge current / power rating
• MAHLE part number MG327
• V-ribbed belt pulley
• 8-belt configuration
• Complies with international electromagnetic compatibility standards

Specifications

• Brand: MAHLE
• Product type: Alternator Heavy Comm
• Part No.: MG327
• Voltage: 12
• Power Rating (Amp): 120
• Alternator Charge Current [A]: 120
• Pulley type: with V-ribbed belt pulley
• Number of belts: 8

Fitment

• CLAAS
• CLAAS ARION
• Sample application reference: CLAAS ARION
• Sample application reference: CLAAS ARION 2012

Application and Buying Notes

When selecting this alternator, check the vehicle’s charging system requirements first. The critical identifiers here are 12V, 120A, and MAHLE part number MG327. Matching those three points is the most reliable starting point before comparing mounting and pulley details.

Physical fit is just as important as electrical output. This unit has a V-ribbed belt pulley, 8 belts, a mounting bores distance of 50.8, and mounting points diameter of 86.0. If the bracket spacing, pulley alignment, or belt arrangement differs from the original alternator, the part may not install correctly even if the voltage is suitable.

The listed distance from the pulley to the alternator is 27.0, which can affect clearance in tighter engine bays. For replacement work, it is best to compare the old unit directly against these measurements and check the vehicle’s original alternator style before purchase.

This is listed as an alternator for heavy commercial use, so it is intended for applications where the charging system is built around that type of unit. The product is sold individually as each, with a one-year warranty, and MAHLE identifies it as ISO 9001 certified and compliant with international electromagnetic compatibility standards.

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 MG327 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 HEAVY COMM, Unit of Measure EACH, Warranty One Year, Voltage 12, Pulleys with V-ribbed belt pulley, Mounting points diameter 86.0, Distance from pulley to the alternator 27.0, Packaging width 18.60, Net Weight 5655, Product Group 1 ROTATING ELECTRICAL.

Additional published details for cross-checking include Part No. MG327, Brand MAHLE, Description Mahle Alternator 12V 120A, Power Rating (Amp) 120, Alternator Charge Current [A] 120, Mounting Bores Distance 50.8, Number of belts 8, Packaging length 24.8, Packaging height 17.50.

Mahle Alternator 12V 120A. Part number MG327 should be checked first. Listed voltage is 12. Listed output rating is 120. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number MG327, 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 heavy comm in workshop, fleet, trade, agricultural, or construction service, the listed voltage 12 and output 120 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include CLAAS ARION, CLAAS ARION 2012. 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 MAHLE part number MG327, 12V system voltage, 120A output, pulley type, belt configuration, and mounting measurements against the vehicle’s original alternator and application details before ordering.

FAQ

What is the part number for this alternator?

The listed MAHLE part number is MG327. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.

What voltage does this alternator use?

It is a 12V alternator. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.

What is the output rating?

The alternator is rated at 120A. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.

What pulley type is fitted?

It has a V-ribbed belt pulley. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.

What warranty is supplied?

The product is supplied with a one-year warranty. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.

Which fitment references are provided?

The supplied fitment references include CLAAS, CLAAS ARION, CLAAS ARION, and CLAAS ARION 2012. For this listing, part number MG327 is the main reference point. Listed voltage is 12. Listed output rating is 120. Published fitment references include CLAAS ARION, CLAAS ARION 2012. These details should still be checked against the original unit before ordering.