Fortpro F235395 21SI Brush Type Alternator - 70 Amps, 24V J Mount For Cummins, Caterpilar Trucks | Replaces Delco 1117900, 10459026, 10459261,10459461, 10461235Specifications: Model: 21SI Type: Brushed Mount Type: J180 System Voltage 12: 24 Rated Output: 70 Amps B+ Output Terminal: 5 16 R Terminal: #10 i Terminal: #10 Remote Sense Terminal: No Ground Terminal: Negative CrossReference: DELCO:: 1117900, 10459026, 10459261, 10459461, 10461235, 1117897, 1117900, 1117915 CUMMINS:: 3675174RX, 3675201RX, 3920617, 3920618 CATERPILLAR:: 107 7977, 1322156