Remanufactured Alternator

Boost your heavy equipment’s performance with the Case Construction Remanufactured Alternator #103799A1R. Engineered for reliability and efficiency, this high-quality alternator ensures optimal power delivery, keeping your machinery running smoothly on the job site. Upgrade today for enhanced durability!

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 CABLE LAYER W/336 ENGINE (S/N 3058169 & AFTER), CASE CONSTRUCTION KING WHEEL TRACTOR, CASE CONSTRUCTION KING LOADER BACKHOE, LOADER LANDSCAPER, CASE CONSTRUCTION KING TRACTOR (BSN 8685800) (NORTH AMERICA), CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, LOADER BACKHOE (NORTH AMERICA), CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT, CASE TRENCHER, CASE CRAWLER EXCAVATOR (S/N 6203751 & AFTER), CASE TRENCHER (S/N 1187961 & AFTER), DAVIS FLEETLINE 70 4 TRENCHER, CASE UNIT LOADER including models 1150B, 1450, 1835, 1835B, 1845, 1845B, 1845S, 350, 350B, 450C, 455C, 475, 480B, 480C, 480CK, 480D, 480E, 480E LL, 480LL, 570LXT, 580, 580B, 580C, 580D, 580E.

Frequently asked questions

What is the part number?

The manufacturer part number is 103799A1R.

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.