Reliable 12V 105Amp Alternator Swap In Ready With 6 Groove Pulley For Chevy S10 S10 Blazer Astro Lumina GMC Sonoma Safari S15 Jimmy Buick Century Oldsmobile Cutlass Ciera 2.5L Engine 1987 1988 1989 1990 1991 1992

105A 12V CW 6-Groove Alternator for GM, single unit
✔️ 105A at 12V, CW rotation, 6-groove pulley, new and to drop in fit

Designed as a direct replacement for a broad range of GM vehicles from 1987 to 1992. This 12V, 105A alternator is built to handle ordinary electrical loads and light to medium accessory use, helping keep the battery charged and the electrical system reliable on daily drives.

✅ Voltage: 12V
✅ Amperage: 105A
✅ Rotation: CW (Clockwise)
✅ Pulley: 6-Groove pulley fits OE belt drive
✅ Condition: New
✅ Reference numbers: 7860-11N-6G1, 786011N6G1, 110499, 112624

💡 What is a 12V 105A alternator used for in classic GM vehicles?

It’s a handy upgrade that helps keep the electrical system charged as you drive and adds headroom for fans, lights, radios, and other accessories.

- 12V 105A replacement for GM cars and trucks from the 1980s-1990s
- CW rotation with a 6-groove pulley ensures proper belt alignment and charging
- New components deliver reliable performance and longer service life in older models