BBB Industries 8550 Alternator

Reliable Remanufactured Alternator for GM Trucks and SUVs

The BBB Industries REMAN ALTERNATOR 8550 is designed to provide dependable electrical charging for a range of GM vehicles. Engineered to meet original equipment specifications, this alternator supports models like the Chevrolet Silverado and GMC Sierra with consistent 12-volt power output.

• Amperage Rating: 145 amps for stable electrical performance
• Cooling Method: Air-cooled with internal fan for efficient heat dissipation
• Pulley Type: Conventional 6-groove serpentine pulley included
• Rotation Direction: Clockwise to match OEM requirements
• Voltage Regulator: Internal for simplified installation and reliable voltage control
• Polarity: Negative ground system compatibility
• OE Manufacturer: Delco/Delphi for trusted remanufacturing standards

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries offers remanufactured alternators that restore original equipment performance. Each unit, including part number 8550, undergoes rigorous testing and rebuilding processes to ensure durability and fitment accuracy. This product line is tailored for vehicles requiring reliable replacement alternators without the need for extensive modifications.

Detailed Product Description

This alternator features a 145-amp output suitable for heavy-duty electrical demands in vehicles such as the Cadillac Escalade, Chevrolet Avalanche, and GMC Yukon XL 2500. Its air cooling system with an internal fan maintains optimal operating temperatures, while the included conventional pulley with six grooves supports serpentine belt systems common in these models. The 2-3/16 inch (56 mm) pulley diameter and clockwise rotation direction align with original equipment specifications, ensuring seamless integration. The internal voltage regulator simplifies installation and reduces potential points of failure.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche, Silverado 1500, 2500 HD, 3500 HD, Suburban 1500, 2500, Tahoe
• GMC Canyon, Colorado, Sierra 1500, 2500 HD, 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500
• Hummer H3, H3T
• Express 1500, Savana 1500

Common Issues Addressed by This Alternator

• Intermittent or no charging of the battery
• Dim or flickering dashboard and headlights
• Battery warning light illumination
• Electrical system failures during vehicle operation
• Excessive alternator noise or pulley wear

Installation Notes and Tips

Ensure the serpentine belt is properly tensioned on the 6-groove pulley. Verify clockwise rotation compatibility with your vehicle’s engine setup. The internal voltage regulator eliminates the need for external components, simplifying wiring connections. Always disconnect the battery before installation to prevent electrical shorts. Confirm plug clock position at 11 o’clock for correct electrical connector alignment.

Quality Assurance and Warranty

BBB Industries remanufactured alternators, including part number 8550, are rebuilt to meet or exceed OEM standards. Each unit undergoes comprehensive testing for amperage output, voltage regulation, and mechanical integrity. This product line typically includes a limited warranty covering defects in materials and workmanship, providing confidence in long-term reliability.