The 11787 is a 12v 140 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 12V - Output: 140 amp - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Chevrolet (2012-2015) - Models include: Chevrolet Camaro - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 104211-8130, 104211-8131, 11787, 14021, 210-1021, 22859538, 22888109, 90-29-5824, 90-29-5889, AL8868X. 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.