Quality-Built 140-39124 HD 140-Amp Remanufactured Heavy-Duty Alternator

The Quality-Built 140-39124 is a heavy-duty remanufactured alternator delivering a robust 140-amp output for demanding charging system needs. Engineered to meet or exceed original equipment specifications, this HD alternator is built for reliable, long-lasting performance across a wide range of applications.

Quality-Built remanufactures its alternators in ISO/TS 16949 certified facilities under strict QS-9000 quality guidelines — the highest quality standard for automotive parts suppliers. Every unit undergoes rigorous end-of-line testing before leaving the factory.

Key Features:

• 140-amp heavy-duty output for high-demand electrical systems
• Housings are 100% blast-cleaned with all mounting threads inspected and re-tapped for easy installation
• Rotors electronically tested and coated with high-dielectric insulation for maximum durability and charging performance
• Stators electronically tested for maximum insulation quality and phase balance
• Rectifiers load-tested to ensure alternator durability and consistent charging output
• Bearings replaced with new units packed in high-temperature grease to reduce heat and friction
• New brushes and springs installed for extended service life
• Slip rings precision-polished for maximum electrical output
• Voltage regulator tested for correct operating voltage
• Pulleys plated or powder-coated for maximum corrosion protection
• 100% OE-quality terminals with high-temp insulators for secure, reliable connections

Backed by Quality-Built's commitment to professional-grade reliability, the 140-39124 HD alternator is an ideal replacement for vehicles with elevated electrical demands, making it a trusted choice for both professional installers and DIY mechanics.