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Excavator Engine Parts

279-9828 Low-Output Speed Sensor for Cat C9 C13 C15 C18

Name: 279-9828 Low-Output Speed Sensor for Cat C9 C13 C15 C18
Brand: EexcavaStart
SKU: 279-9828

OEM / reference279-9828

SpecificationPassive Variable-Reluctance Speed Sensor

Catalog ID66566519

Passive low-output speed sensor identified by Cat part number 279-9828 for C9, C13, C15 and C18 engine applications. The manufacturer record specifies a two-pin DT connector and variable-reluctance sensing. Confirm installation position, connector keying and engine arrangement.

Fitment status: Verified · Checked 2026-07-28

Product Type: Low-Output Engine Speed Sensor
Product Brand: EexcavaStart
Sensor Principle: Passive variable reluctance
Connector: 2-pin DT
Body Bore Diameter: 0.73 in
Overall Length: 2.70 in
Lead Length: 12.20 in
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Low-output speed sensor	279-9828
Formatted Alias	Same number without separator	2799828

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

279-9828

Formatting alias

2799828

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

Product summary

Passive Variable-Reluctance Speed Sensor

Category: Excavator Engine Parts
Catalog ID: 66566519
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

3 model references

Engine family: Cat C9 / C13 / C15 / C18
Excavator examples: Cat 345C / 345D / 349D / 349E
Fitment limitation: Confirm sensor position, connector and engine arrangement

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 279-9828

Which machines use 279-9828?

Recorded compatible model references include Engine family: Cat C9 / C13 / C15 / C18, Excavator examples: Cat 345C / 345D / 349D / 349E, Fitment limitation: Confirm sensor position, connector and engine arrangement. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 279-9828?

Formatting aliases for the same number: 2799828.

How do I confirm 279-9828 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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