A-1100821-AI 10DN,12V,42A,N,TACH

One New Aftermarket Replacement Fits Delco Remy 10DN Alternator with Tachometer Drive Fits Massey Ferguson and Fits Allis-Chalmers Tractors

This aftermarket replacement Fits Delco Remy 10DN alternator features a tachometer (tach) drive port, 12-volt negative-ground operation, and an external voltage regulator design. The 10DN is an externally regulated alternator unit used on a wide range of agricultural tractors equipped with Perkins, Waukesha, and gasoline engines. Replaces the original Fits Delco Remy 1100821 and compatible interchange numbers across Fits Massey Ferguson and Fits Allis-Chalmers applications.

Specifications

• Family: Fits Delco Remy 10DN
• Voltage: 12V
• Amperage: 42A
• Polarity: Negative ground
• Tachometer Drive: Yes
• Regulator: External (not included)
• Fan: External

Compatible Models

Fits Massey Ferguson Tractors: MF-165, MF-175, MF-180, MF-1080, MF-1085, MF-1100, MF-1105, MF-1130, MF-3165

Fits Massey Ferguson Crawlers: MF-3366

Fits Allis-Chalmers Tractors: 160, 170, 175, 180, 185, 190, 190XT, 200, 210, 220

Fits Ford Tractors: 2000, 3000, 4000, 5000, 7000

Verify your original OEM part number before ordering to confirm fitment. This unit requires an external voltage regulator.

Replaces Part Number(s):

Fits Delco Remy: 1100821, A-1100821-AI, 1100822, 1100735, 1100773 / Fits Massey Ferguson: 1903-077-M91, 508-552-M91, 508552M92 / Fits Allis-Chalmers: 0245330-6, 9004846-3

New aftermarket replacement part - not remanufactured, not used.