Cat Track Adjuster Piston for 320C, 320C FM, 320D, 320D FM & More – 2979155

Caterpillar

SKU:: 2979155
FitsModel:: 320C, 320C FM, 320D, 320D FM, 320D FM RR, 322C FM, 323D LN, 323D SA, 323E L, 324D FM, 324D FM LL, 325C, 325D, 325D L, 329D, 329D L, 329D LN, 329E, 329E L, 329E LN, 325
ListDescription:: Track Adjuster Piston

Cat Track Adjuster Piston for 320C, 320C FM, 320D, 320D FM & More – 2979155

Part # 2979155

Fits Models At A Glance

Caterpillar Excavators:
- 320C
- 320C FM
- 320D
- 320D FM
- 320D FM RR
- 322C FM
- 323D LN
- 323D SA
- 323E L
- 324D FM
- 324D FM LL
- 325C
- 325D
- 325D L
- 329D
- 329D L
- 329D LN
- 329E
- 329E L
- 329E LN
- 325 - Serial Number Prefix DSL: After Serial Number DSL00001

Key Notes

Part Number: 2979155
Weight: 22.2 lbs
Type: Track Adjuster Piston
Serial Number Note: Serial number breaks apply - verify your machine serial number before ordering
Application: Replacement track adjuster piston for Caterpillar 320C, 320C FM, 320D and other excavators
Condition: Aftermarket replacement part

Why Choose Broken Tractor

✅ Fitment Checked Against Catalog Data: Applications researched and cross-checked so the part matches your machine.
✅ Dealer Alternative Pricing: Keep your machine working without paying dealership prices.
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$124.00

Shipping calculated at checkout. If any item in your order is temporarily unavailable, we'll contact you to arrange a back-order or refund — whichever you prefer.

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Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.

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