MG52

Mahle-Iskra-Letrika Alternator

Alternator 378-9645 3789645 for Caterpillar CAT Engine C6.6 Loader 559 Replace Part Number: IA1117, 11.204.254, ALT20644, 635.529.150.090, MG 52, MG52, AAN8166, CA3789645, 378-9645, 3789645 Fit for CAT Engine: C6.6 Application: Fit for CAT Knuckleboom Loader: 559

When your alternator starts failing, you'll know it - dim lights, slow hydraulics, and that dreaded dead battery when you need to start work at dawn. This MAHLE 150-amp replacement alternator brings serious charging power back to your tractor, keeping your battery topped off and all your electrical systems running at full strength even with multiple accessories pulling power. What You're Getting Massive 150-amp output handles modern electrical demands from GPS guidance to LED light bars MAHLE quality ensures reliable performance season after season with premium bearings and heavy-duty windings Cross-brand compatibility lets you stock one alternator for multiple brands in mixed fleets Heavy-duty construction withstands engine heat, vibration, and the abuse of farm work Direct bolt-on replacement with plug-and-play connections - no splicing or modifications needed Built for Real Farm Work Modern tractors aren't like the old days - you're running GPS guidance systems, touchscreen displays, electric-over-hydraulic controls, LED light bars, and maybe even a refrigerator in the cab. This 150-amp alternator delivers the power to run it all without breaking a sweat. Whether you're doing precision planting with auto-steer, night fieldwork with every light blazing, or running hydraulics all day with a loader, this alternator maintains full system voltage when you need it most. Made to Last MAHLE isn't some no-name rebuilder - they're OEM manufacturers who know what it takes to survive under the hood of a hard-working tractor. The 150-amp rating is continuous duty, meaning you get full charging power whether idling while loading or running wide open across the field. Premium bearings handle side-loading from belt tension, and heavy-duty diodes won't fail from heat cycling. Installation Notes Installation typically takes 45-60 minutes with basic tools. Mark belt routing before removal and check belt condition while you're at it. Clean all electrical connections and apply dielectric grease to prevent corrosion. After installation, check charging voltage at various RPMs - you should see 13.8-14.4 volts for proper operation.