Wilson 90-01-4724 Alternator

Remanufactured 28SI Alternator

This Wilson remanufactured alternator is built for 12-volt charging systems and delivers 200 amps for demanding electrical loads. It is a direct replacement style unit for applications using the DELCO REMY 28SI design, with 10:00 battery terminal clocking and J180 mount type.

Key Features

• 200 amp output for higher electrical demand
• 12 volt alternator for standard charging systems
• 28SI series with IR/IF design
• 10:00 battery terminal clocking
• J180 mount type
• Remanufactured to meet and exceed OE specifications through teardown, cleaning, reassembly, and testing
• Part number 90-01-4724

Product Details

Wilson remanufactured alternators are processed beyond a basic rebuild. Each unit is fully disassembled, cleaned, reassembled with components built to Wilson standards, and tested to verify performance against OE requirements. This approach supports dependable charging performance in vehicles and equipment that rely on stable electrical output. The 90-01-4724 alternator is a strong match for buyers searching for a 200 amp 12V 28SI alternator with DELCO REMY unit OE specifications.

This part cross-references Delco Remy (e.g., 8600312, 8600313) for the same application.

What It Helps Solve

• Low battery charging or repeated battery drain
• Dim lights or unstable electrical output
• Charging system warning lights
• Alternator failure under higher accessory loads
• Replacement needs for a worn 28SI-style charging unit

Installation Notes and Tips

Verify 28SI series, J180 mount type, 10:00 battery terminal clocking, and 12-volt system requirements before installation. Confirm the vehicle or equipment uses the DELCO REMY unit OE configuration and compare the existing alternator mounting and terminal orientation to part number 90-01-4724. For search relevance, this alternator is commonly researched for Wilson alternator replacement, 28SI 200 amp alternator, and DELCO REMY 28SI charging system service.

Quality Assurance

Wilson remanufactured alternators are tested after reassembly to help ensure they meet OE-level performance expectations. The remanufacturing process is designed to provide a dependable replacement for charging system service on supported applications.