The 11156 is a 12v 155 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 12V - Output: 155 amp - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Chevrolet, Pontiac, Saturn (2007-2010) - Models include: Saturn Vue; Chevrolet Equinox; Pontiac Torrent - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 104210-2160, 104210-5070, 104210-5420, 11156, 11156R, 11476, 15826299, 1N9676, 210-1101, 210-1197 (plus 8 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.