The 12563 is a 24v 35 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 24V - Output: 35 amp Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 12563, 12563N-OEM, 36-12563, 90-27-3285, A3TN5379, A3TN5386, A3TN5387, ME049321, VAMEO49321. 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.