Spring

Enhance your Case Construction equipment’s performance with Spring #D78458. Designed for durability and precision, this high-quality spring ensures optimal functionality, providing reliable support for your heavy machinery. Perfect for maintaining peak efficiency on the job site.

Compatible equipment

This part fits CASE CRAWLER TRACTOR, CASE CRAWLER TRACTOR (NORTH AMERICA), CASE CONSTRUCTION KING LOADER BACKHOE, CASE LONG TRACK CRAWLER TRACTOR including models 1150B, 1150C, 1150D, 1150E, 1150G, 1155D, 1155E, 1550, 780B, 780C, 780D, 850B, 850C, 850D, 850E, 855C, 855D, 855E.

Frequently asked questions

What is the part number?

The manufacturer part number is D78458.

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.