The 12737 is a 12v 85 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator. Specifications: - Voltage: 12V - Output: 85 amp - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Caterpillar, Locomobile (2004-2008) - Models include: Caterpillar 216B; Locomobile 257B Series 2; Caterpillar 232B Series 2; Caterpillar 226B; Caterpillar 242B Series 2 - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 12737, 2871A156, 36-13696, 54022466, 54022524, 54022606, 63320319, 63320349, 63340009, 90-17-8093 (plus 4 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.