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Vehicle Info NeededGEARSTAR PERFORMANCE TRANSMISSIONSPART NUMBER: 052-GS4L80MAIN
GS4L80MAIN Billet Transmission Main Shaft, GM 4L80E/4L85E
$34000
Ships on Sep 15, 2026
Lowest Price GuaranteeTransmission Shafts
Billet Transmission Main ShaftGM 4L80E/4L85E
Gearstar Performance GS4L80MAIN Features:
- This shaft is stronger than the OEM shaft and is a must have for high horsepower, heavy towing, and off road applications
- Made from 300m material
Trusted Replacement Components from Gearstar Performance Transmissions
Keep your build shifting strong with Gearstar’s replacement transmission components—curated, performance-grade hard parts and service items for popular GM, Ford, and Mopar applications. From a billet 4L80E/4L85E main shaft and C4 Pro Shift servo kits, you’ll find the right upgrades and replacements to refresh or fortify your driveline.
Part TypeAuto Trans Main Shaft
Product LineGearstar Performance Automatic Transmission Replacement Components
BrandGEARSTAR PERFORMANCE TRANSMISSIONS
Package Height2.0
Package Width2.0
Package Length11.0
Weight5.0 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberGS4L80MAIN
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
