Seal Oil

Enhance your Case Construction equipment’s performance with Seal Oil #372756R91. This high-quality seal oil ensures optimal lubrication and protection, extending the life of your machinery. Trust in Case for reliable parts that keep your heavy equipment running smoothly.

Compatible equipment

This part fits TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE TRENCHER including models 560, 660.

Frequently asked questions

What is the part number?

The manufacturer part number is 372756R91.

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.

Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.

Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.

30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.