Quality-Built 1003-2521C Black Series Remanufactured Alternator

The Quality-Built 1003-2521C Black Series Remanufactured Alternator delivers dependable charging system performance built to meet or exceed original equipment (OE) specifications. Part of Quality-Built's Black Series lineup, this alternator is remanufactured using a rigorous process that replaces every wear-prone component with new parts, ensuring a higher standard of reliability than a typical rebuilt unit.

Key Features:

• 100% End-of-Line Tested — Every unit is tested after remanufacture to verify output, voltage regulation, and overall performance before shipping
• New Premium Brushes & Springs — 100% new, lead-free brushes installed for optimal conductivity and long service life
• New Sealed Bearings — High-quality bearings packed with high-temperature grease for reduced heat, friction, and quiet operation
• Electronically Tested Rotors — Rotors are tested and sealed with a protective high-dielectric insulation coating for maximum durability
• Multi-Phase Tested Stators — Stators are electronically tested for insulation quality and phase balance
• 100% Load-Tested Rectifiers — Ensures consistent alternator durability and charging performance
• OE-Quality Terminals — High-temp insulators keep connections secure and reliable
• Black Series Finish — Distinctive black-finished housing for a clean, professional appearance
• ISO/TS 16949 Certified Manufacturing — Produced in certified facilities using Durability Testing, Root Cause Analysis, and Lean Manufacturing principles

Quality-Built is a brand of Motor Products International (MPA), the largest remanufacturer of import starters and alternators in North America. The Black Series alternator is engineered to restore your vehicle's charging system to factory performance standards, making it a trusted choice for professional installers and DIY enthusiasts alike.