Remanufactured Alternator

Boost your heavy equipment’s performance with the Case Construction Remanufactured Alternator #103798A1R. Engineered for reliability and efficiency, this high-quality alternator ensures optimal power delivery, keeping your machinery running smoothly in the toughest conditions. Perfect for Case equipment!

Compatible equipment

This part fits CASE CRAWLER TRACTOR, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE LONG TRACK CRAWLER TRACTOR, CASE CONSTRUCTION KING WHEEL TRACTOR, CASE CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE CONSTRUCTION KING WHEEL TRACTOR W/HYDROSTATIC TRANSMISSION, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT, CASE TRENCHER, CASE TRENCHER (S/N 1187961 & AFTER), CASE UNIT LOADER including models 1150D, 1155D, 1835, 1835B, 1845, 1845B, 1845S, 450C, 455C, 480B, 480C, 480D, 480LL, 580B, 580C, 580D, 580E, 580SD, 580SE, 584C, 584D, 585C, 585D, 586C, 586D.

Frequently asked questions

What is the part number?

The manufacturer part number is 103798A1R.

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.