Building Custom Alternators Since 1970.
Hagemeister Enterprises Inc. is a family owned business!
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DODGE CUMMINS ONE WIRE ALTERNATOR – 8902SE
Looking to simplify the charging system in your 1989-2002 Dodge Cummins 5.9?
This 12V, 136A, alternator with an 8 groove pulley is a Direct replacement for your stock alternator on the Cummins engine in your Dodge Ram truck (model years: 1989-2002).
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DODGE CUMMINS ONE WIRE ALTERNATOR – 3010SE
Do you need a One-Wire Alternator for your 2003-2009 Dodge Ram Pickup with the 5.9 or 6.7 Cummins?
This 12V, 136A alternator is a direct replacement for your stock alternator on your Cummins engine in Dodge Ram (model years: 2003-2009).
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Since it’s nearly impossible to make videos for every one wire alternator application, Larry is going to share just a few examples with you today, keeping it short and sweet. Your take away from this is…. HEI can literally make a one wire alternator out of anything. Also, you won’t find every one wire on our website, your best option is to give Larry a call and see if you can help you with your alternator issue.
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Hagemeister Enterprises, Inc. – Lebanon (HQ)
411 Tangent St, Lebanon OR 97355
(541) 259-2262












2025 Is Our 55th Year!
2025 Marks 55 Great Years in business for Hagemeister Enterprises Inc. and we would like to say thank you to all of our customers for your business! We truly appreciate being able to provide you with the quality service you deserve. ~ Larry & Luke Hagemeister

Generating Energy with a Hit and Miss Engine
Larry is using a John Deere model E hit and miss engine to demonstrate horsepower and watts using an alternator that will shut this 1 1/2 hp engine down. The math for...
Converting 12V Negative Ground Mechanical Regulator to Electronic
This video demonstrates how to convert a mechanical voltage regulator to an electronic one. The video shows the process of disassembling the old regulator, cleaning it,...