OEM PART MUNBER : OEM Alternator to ensure exact fit, form, and function. 12-31-7-537-959 12-31-7-537-962 12-31-7-540-993 12-31-7-540-994 TG17C027 TG17C027B 439537 437529 2542918 2543294
STABLE AND EFFICIENT : Upgrade Alternators are computer tested for voltage stability, terminal function, and equipment circuit board integrity. Engineering enhancements to internal components provide an efficient unit for your vehicle to ensure stable voltage output
QUALITY: Alternators are manufactured under strict quality guidelines and tested in an endurance simulator to ensure OE quality and function. Ensures cranking and starting performance under all temperature extremes