Mahle Starter Motor 24V 12T CW MS821 – OEM 11132503

This Mahle starter motor is a new 24V unit with 12 teeth, clockwise rotation, and a 6.5kW power rating. It is identified as part number MS821 and carries OEM number 11132503, which are the key references to confirm before ordering.

It is listed as an original equipment part and noted as suiting Deutz engines. The starter uses a 3-hole mount with 3 mounting bores, so the mounting pattern is an important check alongside the electrical and gear details.

Key dimensions include 127mm mount centres A, 90mm mount centres B and C, a 89mm flange diameter, 11mm mount hole diameter, and a 415mm overall length. The pinion measures 44.5mm in diameter, sits 48mm at rest, and is described for a 51 flywheel depth.

Key Features

• Mahle starter motor
• 24V electrical system
• 12-tooth pinion
• Clockwise rotation
• 6.5kW power rating
• Original Equipment part

Specifications

• Brand: Mahle
• Part No.: MS821
• OEM Number: 11132503
• Type: Starter motor
• Voltage: 24V
• Rotation: CW
• Number of teeth: 12
• Power rating: 6.5kW

Fitment guidance

• Suits Deutz engines
• Confirm the part number MS821 against the existing starter before purchase
• Check OEM number 11132503 for a direct reference match
• Verify the 24V system requirement
• Confirm 12 teeth, clockwise rotation, and 6.5kW rating match the application
• Check the 3-hole mount, 127mm / 90mm mount centres, and 11mm mount holes against the vehicle

Application and Buying Notes

When replacing a starter motor, the safest comparison is the part number and the physical mounting pattern. This unit is marked MS821 and OEM 11132503, with a 3-hole mount, 127mm mount centres A, and 90mm mount centres B and C. If your removed starter differs on any of these points, stop and compare carefully before ordering.

Electrical and drive details also need to line up. This starter is a 24V unit with 12 teeth, clockwise rotation, and a 6.5kW power rating. Those figures matter because starter motors are not interchangeable just on appearance alone, even when the housings look similar.

Physical measurements are just as important as the electrical details. The flange diameter is 89mm, the mount hole diameter is 11mm, the overall length is 415mm, and the pinion diameter is 44.5mm. The pinion at rest is listed at 48mm, and the unit is described for 51 flywheel depth, so clearance and engagement depth should be checked against the original part.

The listing notes this starter suits Deutz engines, but engine family alone is not enough to confirm compatibility. Compare the original unit, the OE number 11132503, the 24V rating, and the 12-tooth clockwise setup before fitting. If the existing starter has any different mount centres, pinion dimensions, or rotation direction, do not assume it will substitute correctly.

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 MS821 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 STARTER MOTOR, Unit of Measure EACH, Warranty One Year, Mount Centres A 127mm, Mount Centres C 90mm, Number of Teeth 12, Pinion at Rest 48mm, Power Rating 6.5kW, Suits Unit Make Mahle, Note Suits Deutz engines.

Additional published details for cross-checking include Starter Mount Type 3 Hole, OEM Number 11132503, Supplementary Article/Supplementary Info Oiltight, Number of mounting bores 3, For flywheel depth 51, Packaging length 45.2, Packaging height 15.90, Product Group 2 STARTER MOTORS, Part No. MS821.

Mahle Starter Motor 24V 12Th CW. Part number MS821 should be checked first. Listed voltage is 24. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number MS821, 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 starter motor in workshop, fleet, trade, agricultural, or construction service, the listed voltage 24 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Where no verified application list is available, the part number, mounting details, connector style, and published specifications should be used as the primary selection criteria.

Compatibility note: Please confirm fitment using part number MS821, OEM number 11132503, the 24V specification, 12-tooth clockwise configuration, and the 3-hole mounting dimensions before ordering.

FAQ

Is this starter motor new or remanufactured?

It is listed as new. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.

What voltage is this starter motor?

It is a 24V starter motor. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.

How many teeth does the pinion have?

The pinion has 12 teeth. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.

What rotation does this starter use?

It is clockwise rotation, shown as CW. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.

What engine family is it noted to suit?

It is noted as suiting Deutz engines. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.

What are the main part identifiers to check before ordering?

The key identifiers are Mahle part number MS821 and OEM number 11132503. For this listing, part number MS821 is the main reference point. Listed voltage is 24. These details should still be checked against the original unit before ordering.