The 11657 is a 12v 110 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 12V - Output: 110 amp - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Nissan (2013-2018) - Models include: Nissan Altima - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 11548, 11657, 11657N-OEM, 13-8247, 13-9338, 210-4003, 213-8247, 213-9338, 23100-3TA1A, 23100-3TA1ARE (plus 9 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.