Quality-Built 10123 Remanufactured Alternator 120 Amp

The Quality-Built 10123 is a premium remanufactured alternator engineered to deliver reliable charging performance and OE-quality fit and function. This 120-amp alternator features a 6-groove serpentine clutch pulley with clockwise rotation and internal fan cooling, designed to meet or exceed original equipment specifications.

Key Features:

• 120-amp output with 12-volt system for dependable electrical power
• Premium quality bearings prevent internal galling and premature failure
• 100% new lead-free brushes ensure unmatched performance and reliability
• Pressure-fit high-capacity diodes increase heat dissipation for longer service life
• Precision-polished slip rings ensure maximum electrical contact while preventing arcing and voltage spikes
• Double-insulated rotors and stators maintain stable electrical signal and reduce internal shorts
• All units undergo 100% end-of-line testing in IATF-16949 certified facilities
• Internal voltage regulator tested for correct operating voltage

Quality-Built remanufactured alternators combine the latest in remanufacturing technology with rigorous testing processes. Unlike typical rebuilt units, every wear-prone component is replaced with 100% new parts regardless of condition. The housing is thoroughly cleaned, all mounting threads are inspected and re-tapped for easy installation, and rotors are electronically tested and sealed with protective insulation coating.

Cross-Reference Part Numbers: BMW 12-31-7-619-254, Lester 11134, Lester 11334, Valeo 2612380B, Valeo TG12C120