Automotive Alternator
This automotive alternator generates electrical power to charge the battery and run the vehicle's electrical accessories. It features a pulley for belt-driven operation, a cooling fan for thermal management, and electrical terminals for connection to the vehicle's wiring harness.





Technical Specifications
Product Overview
High-Performance Automotive Alternator
This 28V 25A alternator is a crucial component designed for reliable electrical power generation and battery charging in demanding automotive environments. It features a robust construction with an efficient cooling fan for thermal management and a pulley system for belt-driven operation. Engineered for stable voltage output, it ensures seamless integration and optimal performance for a variety of vehicle electrical systems.
Technical Specifications
Electrical Performance
- Voltage Rating
- 28 V
- Current Rating
- 25 A
Compatibility
Application Range
- 1980-2007 Models
- 1984-1989 Heavy Duty Models
Cross-Reference Data
Lester Number
Replacement Part Numbers
| Reference Type | Part Number |
|---|---|
| Primary Replacement | 3730042010 |
| Primary Replacement | 3730041010 |
| Secondary Reference | A002T72383 |
| Secondary Reference | A2T72378 |
| Secondary Reference | A2T72383 |
| Alternative Reference | A5T70183 |
| Alternative Reference | A5T70178 |
| Alternative Reference | A5T70283 |
- OE Reference Numbers
- 1-2434-01MI37300-41010LRA02438ME007582REY000320ME017578ME017560ME170561ME017552
Design & Construction
Key Features
- Robust housing with black and silver finish
- Integrated cooling fan for thermal management
- Pulley-driven design
- Multiple electrical connection points
- Includes mounting hardware



