Balmar > Alternators Alternator: 98-24-220-IG-BL Description Alternator: 98-24-220-IG-BL- 98 Series- 220A- 24V- Saddle Mount (Dual Foot)- 4in- Deep Dual Vee Pulley*- Isolated Ground, Brushless- 4" J-180-Style Mounting:Typical for Caterpillar, Cummins, Detroit Diesel &