ECM Controllers & Monitors

172-9389 Drive Train ECM for Cat D7R D10R D11R

Q: What numbers are documented for 172-9389?

Primary Cat Part Number: 172-9389. Same-number Formatting Variant: 1729389. Official Cat Reman Alternative: 10R-4332. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 172-9389 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.

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OEM / reference172-9389

SpecificationDrive Train Electronic Control Group

Catalog ID53589336

172-9389 is Cat's basic MAC 14 drive-train electronic control group. The official compatible-model record includes D5M/D5N, D6M/D6N/D6R, D7R, D8R II, D10R and D11R tractors together with selected loaders, graders and compactors. Cat lists 10R-4332 as the official remanufactured ECM alternative. Confirm the complete part number, both 40-pin connector keys, machine configuration and software requirements before ordering.

Product Type: Drive Train Electronic Control Group
Controller Type: Basic MAC 14 drive-train controller
Connections: Two 40-pin connectors
Housing: Cast aluminum
Fitment Requirement: Machine configuration and software must be confirmed

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Part-number relationships

Relationship	Reference family	Number
Primary Cat Part Number	Official basic MAC 14 drive-train control group	172-9389
Same-number Formatting Variant	Search alias only	1729389
Official Cat Reman Alternative	Remanufactured ECM alternative	10R-4332

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

172-9389

Formatting alias

1729389

Remanufactured number

10R-4332

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Drive Train Electronic Control Group

Category: ECM Controllers & Monitors
Catalog ID: 53589336
Photo views: 7

Before ordering

Confirm these details

Match the complete part number on the original component label.
Compare the front layout and visible configuration with the product photos.
Compare connector count, connector shape and keying before installation.
Confirm the exact machine model and serial range before ordering.

Machine fitment

Compatible model references

4 model references

Official Cat tractors: D5M / D5N / D6M / D6N / D6R / D7R / D8R II / D10R / D11R
Official Cat track loaders: 953C / 963C / 973C
Other official equipment: 525B / 535B / 545 skidders; 120H / 140H / 160H graders
Fitment limitation: Confirm 172-9389, connector keys, machine configuration and software

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 172-9389

Which machines use 172-9389?

Recorded compatible model references include Official Cat tractors: D5M / D5N / D6M / D6N / D6R / D7R / D8R II / D10R / D11R, Official Cat track loaders: 953C / 963C / 973C, Other official equipment: 525B / 535B / 545 skidders; 120H / 140H / 160H graders, Fitment limitation: Confirm 172-9389, connector keys, machine configuration and software. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 172-9389?

Formatting aliases for the same number: 1729389. Remanufactured references: 10R-4332.

How do I confirm 172-9389 before ordering?

Match the complete part number on the original component label. Compare the front layout and visible configuration with the product photos. Compare connector count, connector shape and keying before installation. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing verified references from the same system.

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