Alternators

AT85458 24V 50A Alternator for John Deere 744E Loader

Q: What numbers are documented for AT85458?

Primary Equipment Part Number: AT85458. Equipment Cross-Reference: TY6681. Reman Service Reference: SE501370. Manufacturer Cross-Reference: 0122469002. Rejected Legacy Import String: 23-850850B. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm AT85458 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

AT85458 24V 50A Alternator for John Deere 744E Loader, OEM/reference AT85458, 24V 50A Alternator, product view 1

1 / 2

2 product photos · Swipe on mobile, or hover and select a thumbnail.

OEM / referenceAT85458

Specification24V 50A Alternator

Catalog ID74302226

Product Type: Alternator
Voltage: 24 V
Amperage: 50 A
Regulator: Internal
Fan: External
Mount and Pulley: Compare with original

Send email inquiry Ask on WhatsApp Return to catalog

Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.

Part-number relationships

Relationship	Reference family	Number
Primary Equipment Part Number	John Deere alternator reference	AT85458
Cross-reference (fitment check required)	John Deere reference	TY6681
Reman Service Reference	Verify Deere service status	SE501370
Manufacturer Cross-Reference	Bosch reference	0122469002
Rejected Legacy Import String	Concatenated source sequence, not a part number	23-850850B

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

AT85458

Manufacturer number

0122469002

Cross-reference (fitment check required)

TY6681

Remanufactured number

SE501370

Other documented relationship

23-850850B

Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.

Product summary

24V 50A Alternator

Category: Alternators
Catalog ID: 74302226
Photo views: 2

Before ordering

Confirm these details

Confirm voltage and rated amperage against the original alternator label.
Compare mounting ears, pulley type and pulley-groove count.
Check plug shape, terminal position and regulator connection.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

4 model references

Verified application lead: John Deere 744E loader
Broader catalog family: Caterpillar excavators and graders; verify exact service number and serial
John Deere catalog applications: 670B and 672B Motor Graders
Fitment limitation: Confirm label, pulley, plug, mounts, rotation and serial range

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about AT85458

Which machines use AT85458?

Recorded compatible model references include Verified application lead: John Deere 744E loader, Broader catalog family: Caterpillar excavators and graders; verify exact service number and serial, John Deere catalog applications: 670B and 672B Motor Graders, Fitment limitation: Confirm label, pulley, plug, mounts, rotation and serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for AT85458?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Manufacturer number: 0122469002. Remanufactured references: SE501370.

How do I confirm AT85458 before ordering?

Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing verified references from the same system.

Browse this category