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  • Drive-In Vehicle Repair
  • Starter And Alternator Rebuilding
  • Parts, Shop Supplies, and Shop Equipment
  • Starter and Alternator Rebuilding
    Kaestner Auto Electric specializes in rebuilding many types of automotive, farm, fleet, industrial, and marine alternators, generators, motors, and starting motors. All rebuilding is done in our state-of-the-art rebuilding shop stocked with a complete line of parts to service most brands including:
    • Autolite
    • Bosch
    • Deleo
    • Hitachi
    • Leece-Neville
    • Lestek
    • Lucas
    • Mando
    • Marelli
    • Mitsubishi
    • Motorcraft
    • Motorola
    • Niehoff
    • Nikko
    • Nippondenso
    • Paris-Rhone
    • Powerline
    • Prestolite
    • Valeo
    • ...and more


    We maintain an outstanding inventory of rebuilt and new units. If not in stock, your unit can be rebuilt in a reasonable amount of time. Each unit we rebuild goes through component testing and is thoroughly tested before it leaves production.

    Your units can be delivered to us, shipped UPS or we do offer pickup and delivery service in most of southeast Wisconsin. Same day shipping on in stock parts or units ordered by 3PM CST.

    Warranty Coverage on our rebuilt units is one year against defects in materials and workmanship. Severe duty and High Output units are covered for 90 days against defects in materials and workmanship. This warranty does not include burned up or overheated units caused by other unrepaired causes.