Track Adjuster Piston

Enhance your Case Construction equipment’s performance with the Track Adjuster Piston #345091A1. Designed for durability and precision, this essential part ensures optimal track tension, improving efficiency and extending the lifespan of your heavy machinery. Upgrade your equipment today!

Compatible equipment

This part fits SERIES 3 CRAWLER DOZER TIER 3 (NA/EU), CRAWLER DOZER - TIER 4A, CRAWLER DOZER TIER 3 (NA/EU) (HYDRO), CASE CRAWLER TRACTOR, SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005, SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006, SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008, CRAWLER DOZER TIER 3 (HYDRO), CRAWLER DOZER - TIER 4B, CRAWLER DOZER TIER 3, CASE LONG TRACK CRAWLER TRACTOR including models 1150K, 1150M LT, 1150M WT/LGP, 1650L, 1650M WT/LGP, 1650M XLT, 650, 650G, 650H, 650K, 650L, 650M LT, 650M WT, 750H, 750K, 750L, 750M LT, 750M WT, 750M WT/LGP, 850E, 850G, 850H, 850K, 850L, 850M LT.

Frequently asked questions

What is the part number?

The manufacturer part number is 345091A1.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.