Quality-Built 166-25101 HD Heavy-Duty Remanufactured Alternator

The Quality-Built 166-25101 is a heavy-duty remanufactured alternator engineered to deliver reliable, high-output charging performance. Quality-Built alternators are professionally remanufactured to meet or exceed original equipment specifications, making this a dependable replacement for worn or failing OEM units.

Key Features:

• Heavy-duty (HD) construction for demanding electrical loads and extended service life
• Remanufactured to OEM specifications for proper fit and function
• Tested for output voltage, amperage, and proper regulation before leaving the factory
• Internal components inspected, cleaned, and replaced as needed during remanufacturing process
• Voltage regulator and rectifier assembly included
• Ready-to-install direct replacement unit

Quality-Built is a trusted name in professional-grade remanufactured alternators and starters, supplying the automotive aftermarket with units that meet strict quality control standards. The 166-25101 is built to restore proper charging system function and support the full electrical demands of the vehicle.