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![GM 3-Wire Alternator [78 AMP Output] Multi-Application](https://www.jegs.com/images/mini_750/500/542/542-tgi-309407.jpg)
Vehicle Info NeededTRAIL GEARPART NUMBER: 542-TGI-309407
GM 3-Wire Alternator [78 AMP Output] Multi-Application
$19999
Ships on 09/09/2026
Lowest Price GuaranteeGM 3-Wire
GM 3-Wire AlternatorUniversal 75 amp Output GM 12Si Style Remanufactured Integrated Voltage Regulator Natural Finish Includes: Pigtail Harness
Trail Gear TGI-309407 GM 3-Wire Alternator Features:
- Allows you to upgrade to GM 3-wire from lower-powered original equipment (OE) alternator
- Ideal for high-electrical drain accessories, off-road lights, stereo, GPS, and other gadgets
Note: No core charge
OE Quality Alternator Replacement
Trail Gear high-quality alternators allow you to upgrade to a higher amperage unit that meets original equipment specifications with a flawless fit and finish.
Part TypeAlternator
Product LineTrail Gear Alternators
BrandTRAIL GEAR
Package Width11.95
Weight11.95 PG
Part CategoryReplacement Parts
Pulley IncludedYes
Pulley Belt TypeV-Belt
Regulator IncludedYes
Mounting TypeOEM
Regulator TypeInternal
External Fan IncludedYes
New Or RemanufacturedRemanufactured
Amperage Rating78
New Or RemanufacturedRemanufactured
Voltage12 Volt
Belt IncludedNO
Part FitmentSemi Universal
Pulley Groove Quantity1
FinishNatural
Package Qty1
Package TypeEA
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