The 7354 is a 12v 51 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 12V - Output: 51 amp Vehicle Compatibility: - Makes: Allis Chalmers, D&D, John Deere (1960-2017) - Models include: John Deere 5200; John Deere 4039T; John Deere EA-152; John Deere 2270; John Deere 500 Power Unit; John Deere 500B - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 10-178, 10-240, 10-325, 10-39, 10-509, 110-178, 110-240, 110-325, 110-39, 110-39 (plus 45 more on file). Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.