Excavator Engine Parts

220-1209 74mm Belt Tensioner for CAT C7 C9 3126

Q: What numbers are documented for 220-1209?

Primary Equipment Part Number: 220-1209. Formatted Alias: 2201209. Related Drive Belt - Verify Configuration: 8PK2175. Related Tensioner Number - Verify Configuration: 190-0634. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 220-1209 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.

220-1209 74mm Belt Tensioner for CAT C7 C9 3126, OEM/reference 220-1209, 74mm Belt Tensioner, product view 1

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OEM / reference220-1209

Specification74mm Belt Tensioner

Catalog ID76818233

Spring-loaded belt tensioner with a 74 mm pulley, identified by part number 220-1209. The manufacturer lists C7, C9, 3126, 3126B and 3126E engines plus selected loaders, dozers, graders and excavators. The source folder also contains 8PK2175 belt and 190-0634 references; these are related configuration items, not asserted direct interchanges.

Product Type: Automatic Belt Tensioner
Product Brand: EexcavaStart
Pulley Diameter: 74 mm
Tensioner Type: Spring tensioner
Mounting: Single-bolt mount

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Part-number relationships

Relationship	Reference family	Number
Primary Equipment Part Number	74 mm belt tensioner	220-1209
Formatted Alias	Unhyphenated search format	2201209
Related Drive Belt - Verify Configuration	Local source-folder association; not direct interchange	8PK2175
Related Tensioner Number - Verify Configuration	Local source-folder association; configuration differs	190-0634

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

220-1209

Formatting alias

2201209

Related assembly

8PK2175
190-0634

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

Product summary

74mm Belt Tensioner

Category: Excavator Engine Parts
Catalog ID: 76818233
Photo views: 6

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 C7 / C9 / 3126 / 3126B / 3126E
Equipment examples: D5R / D6K / D6N / 938H / 953D / 963D / 973D / 120K / 140K / 160K / 374 / 395
Fitment limitation: Confirm 220-1209, 74 mm pulley, belt routing and engine serial range; do not substitute 190-0634 without review

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 220-1209

Which machines use 220-1209?

Recorded compatible model references include Engine family: CAT C7 / C9 / 3126 / 3126B / 3126E, Equipment examples: D5R / D6K / D6N / 938H / 953D / 963D / 973D / 120K / 140K / 160K / 374 / 395, Fitment limitation: Confirm 220-1209, 74 mm pulley, belt routing and engine serial range; do not substitute 190-0634 without review. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 220-1209?

Formatting aliases for the same number: 2201209. Related assembly numbers (not direct interchanges): 8PK2175, 190-0634.

How do I confirm 220-1209 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 verified references from the same system.

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