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Excavator Spare Parts

174-4909 Solenoid Valve for Cat D6R D7R D8T Track-Type Tractors

Name: 174-4909 Solenoid Valve for Cat D6R D7R D8T Track-Type Tractors
Brand: EexcavaStart
SKU: 174-4909

OEM / reference174-4909

Specification2-Pin 7/8-14 Fluid-Control Solenoid Valve

Catalog ID67605061

Fluid-control solenoid valve assembly identified by Cat number 174-4909. The manufacturer record specifies an integral two-pin connector, 7/8-14 thread and 19.1 mm hex and lists D6R, D7R, D8T and related track-type tractor applications. The photographed assembly carries 323-9531 on its coil; this is the separately serviceable coil component and must not be presented as a direct interchange for the complete 174-4909 valve. Confirm the assembly number, coil, thread, connector and hydraulic circuit before ordering.

Fitment status: Verified · Checked 2026-07-28

Product Type: Fluid-Control Solenoid Valve Assembly
Product Brand: EexcavaStart
Connector: Integral 2-pin
Thread: 7/8-14
Hex Size: 19.1 mm
Overall Length: 3.8 in / 96.5 mm
Diameter: 1.38 in / 35.1 mm
Supply Condition: Confirm with quotation

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Part-number relationships

Relationship	Reference family	Number
Primary Manufacturer Part Number	Cat solenoid valve assembly	174-4909
Service Component Number - Coil Only	Separately serviceable coil, not the complete valve	323-9531
Formatted Alias	Same coil number without separator	3239531

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: manufacturer-supported
Checked: 2026-07-28

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

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

174-4909

Formatting alias

3239531

Other documented relationship

323-9531

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

Product summary

2-Pin 7/8-14 Fluid-Control Solenoid Valve

Category: Excavator Spare Parts
Catalog ID: 67605061
Photo views: 5

Before ordering

Confirm these details

Match the complete part number on the original component.
Compare connectors, mounting points and visible dimensions with the product photos.
Confirm the exact machine or engine model and serial range before ordering.

Machine fitment

Compatible model references

6 model references

Machine family: Cat D6R / D6T track-type tractors
Machine family: Cat D7R track-type tractors
Machine family: Cat D8R / D8T track-type tractors
Machine family: Cat D9 / D10 / D11 track-type tractors
Pipelayer family: Cat PL72 / PL83 / PL87
Fitment limitation: Confirm complete valve number, coil, connector, thread, hydraulic circuit and machine 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 174-4909

Which machines use 174-4909?

Recorded compatible model references include Machine family: Cat D6R / D6T track-type tractors, Machine family: Cat D7R track-type tractors, Machine family: Cat D8R / D8T track-type tractors, Machine family: Cat D9 / D10 / D11 track-type tractors, Pipelayer family: Cat PL72 / PL83 / PL87, Fitment limitation: Confirm complete valve number, coil, connector, thread, hydraulic circuit and machine serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 174-4909?

Formatting aliases for the same number: 3239531.

How do I confirm 174-4909 before ordering?

Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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