81863039

12V Alternator 81863039 for New Holland Tractor 7610S TB85 TB90 6810S TB100 TB110 5610S TB120 TB80 6610S Replace Part Number:81863039, 81868798, 81868798R, E3NN10B376AA, E3NN10B376AB, E7NN10B376AA, E7NN10B376AB, E7NN10B376BA, E7NN10B376BB, 81 863 039, 81 868 798, E3 NN 10B376 AA, E3 NN 10B376 AB, E7 NN 10B376 AA, E7 NN 10B376 AB, E7 NN 10B376 BA, E7 NN 10B376 BB Applications: Fit for New Holland Tractor: 7610S, TB85, TB90, 6810S, TB100, TB110, 5610S, TB120, TB80, 6610S

Keep your battery charged with a reliable 12V Alternator from FridayParts. Enjoy fast delivery & global shipping.

If you've noticed your lights dimming when you're running multiple accessories, or your battery's struggling to stay charged during long days in the field, chances are your alternator isn't keeping up with your electrical demands. This 70-amp alternator gives you the power you need to run work lights, radios, air conditioning, GPS systems, and all the other electrical equipment that makes modern farming possible. What You're Getting 70-amp output provides a good safety margin above most tractor's basic needs - no more maxing out your charging system Comes with the correct pulley already installed so you don't have to swap parts from your old alternator Internal voltage regulator keeps charging steady even when engine RPM varies, protecting your battery from voltage spikes Heavy-duty construction handles the constant vibration and heat of engine compartments Direct replacement design makes installation straightforward with no modifications needed Built for Real Farm Work Whether you're running a full light package for night operations, operating cab air conditioning during long summer days, or powering hydraulic fans and other modern accessories, this alternator handles the electrical load. It's especially valuable for operations that have added extra equipment over the years - LED work lights, GPS guidance systems, or other accessories that weren't on the original tractor. The 70-amp capacity gives you room to grow without constantly running at maximum output. Made to Last This alternator uses quality components designed for the constant duty cycle of farm equipment. The internal voltage regulator is solid-state for reliability, and the construction is built to keep working in dusty, hot conditions that would stress lesser alternators. You'll get consistent charging performance season after season. Installation Notes Since it comes with the correct pulley, installation is usually straightforward - remove the old alternator, transfer the electrical connections, and bolt the new one in place. Make sure to disconnect your battery before starting work for safety. It's worth checking your belt condition and tension while you're replacing the alternator, as a slipping belt won't let it charge properly.

When you're running long days in the field and your alternator starts acting up—dim lights, slow cranking, or that warning light that won't quit—you need a reliable replacement that'll keep your operation running without breaking the bank. This MAHLE-manufactured 70-amp alternator delivers the dependable charging power your tractor needs, whether you're pulling a disc through tough soil or powering hydraulics on a loader all day long. What You're Getting Solid 70-amp output that handles modern electrical demands without overworking the charging system 14-volt design maintains proper battery charge and keeps all your electrical systems running strong MAHLE quality construction engineered specifically for agricultural applications Direct replacement that fits multiple brands—saves you time hunting for brand-specific parts Built for Real Farm Work This alternator works across a wide range of tractors from utility models up to larger row-crop machines. Whether your Massey Ferguson is running a bush hog, your Ford New Holland is pulling implements, or your Case IH is doing loader work, this unit keeps the electrical system healthy through whatever work you throw at it. Made to Last MAHLE doesn't just rebadge generic alternators—they engineer them for the tough conditions farm equipment faces. The sealed housing keeps dust and moisture out, while quality bearings handle V-belt tension without premature wear. The internal voltage regulator maintains steady output whether you're idling while hooking up implements or running at PTO speeds. Installation Notes Before installing your new alternator, check why the old one failed—worn belts, corroded connections, or a bad battery can kill alternators prematurely. Clean the mounting area and verify proper belt alignment to prevent future problems. After installation, test the system with a voltmeter; you should see 13.8-14.4 volts at moderate RPM.

When your tractor's electrical system starts showing signs of strain—dim headlights during evening operations, sluggish cranking on cold mornings, or that dead battery just when you need to get going—it's time for an alternator that can handle today's power demands. This high-output MAHLE alternator delivers 100 amps at 14 volts , giving you the charging power to keep all your electrical accessories running strong whether you're operating LED work lights, GPS systems, or running a full cab with air conditioning. What You're Getting 100-amp high output design handles heavy electrical loads without breaking a sweat MAHLE construction means OEM-level quality that's built to last in demanding farm conditions 14-volt operation works perfectly with standard tractor electrical systems Internal voltage regulation eliminates problems with external regulators failing Direct replacement design fits right in place of your original alternator Built for Real Farm Work From Massey Ferguson 100 and 300 series utility tractors to Ford New Holland 10 and 30 series workhorses, this alternator powers the machines that get the work done. Whether you're running a smaller tractor with a loader for daily chores or operating larger row-crop machines for extended field work, this unit delivers the consistent charging power your operation depends on. It's also perfect for Landini Ghibli and Landpower series tractors that work hard in all conditions. Made to Last Farm environments are tough on electrical components, and this MAHLE alternator is engineered accordingly. Farm environments are tough on electrical components, and this alternator is built accordingly. The heavy-duty construction handles the constant vibration and temperature swings of engine compartments, while quality bearings and seals keep dust and moisture out of the critical components. Installation Notes Most farmers can handle this replacement with basic tools. Always disconnect the battery first to prevent shorts. Take a photo of the belt routing before removal—it'll save you headaches later. While you've got the belt off, check its condition—a worn belt can cause charging problems even with a new alternator. Clean all electrical connections with contact cleaner before hooking up the new unit.

If you're tired of that old generator barely keeping up with your electrical demands, it's time for an upgrade. When you're running lights for early morning chores or powering modern accessories, that vintage generator just can't deliver the juice you need. This complete conversion kit transforms your tractor's charging system from outdated to dependable, giving you the power to run everything from work lights to GPS units without worrying about a dead battery. What You're Getting Complete kit with alternator, mounting brackets, and all hardware needed Modern alternator that charges properly at all RPMs, not just high speeds Built-in voltage regulator eliminates those troublesome external regulators Higher amperage output supports additional electrical accessories Universal design works with hundreds of tractor models across multiple brands Built for Real Farm Work This kit fits a wide range of tractors from Massey Ferguson, Ford, Case IH, International, and other brands that came with generators from the factory. Whether you're running a utility tractor around the barnyard or a bigger machine in the field, this conversion gives you the reliable charging power modern farming demands. Made to Last Farm equipment takes a beating, and this alternator is built to handle it. Heavy-duty bearings rated for agricultural use stay sealed against dust and moisture. The solid-state internal regulator eliminates the contact points that always seem to fail in old mechanical regulators. Quality brushes and slip rings keep delivering consistent power season after season. Installation Notes This universal kit replaces hundreds of different part numbers, so chances are good it'll work on your tractor. Installation typically takes 2-3 hours with basic tools. You might need to drill new mounting holes or adjust bracket positions compared to your old generator setup. The built-in regulator simplifies wiring - most jobs only need the main output wire and a switched ignition connection. Take your time with belt alignment and tension for long alternator life.