Product Summary

4L85E

  • Rated up to 1000 HP / 1000 ft-lbs torque
  • Custom billet Yank performance converter (2600–3600 stall)
  • High-capacity pump and upgraded clutch assemblies
  • Reprogrammed valve body for improved shift performance
  • Built for high-horsepower LS applications
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Key Specs

MFG. Part #GS4L85ELS3
BrandGearstar American Performance
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Need To Know

Made to Order

This custom item will ship when completed

Truck Shipment

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Return Policy

Gearstar American Performance GS4L85ELS3 Details

The 4L85E Level 3 is a heavy-duty transmission engineered for LS-powered applications delivering up to 1000 HP and 1000 ft-lbs of torque. Built with hardened steels, upgraded clutch capacity, and high-flow components, it ensures strength and long-term reliability. Featuring a billet torque converter and recalibrated valve body, this unit is ideal for serious street and performance builds requiring dependable high-power handling.

  • Rated up to 1000 HP / 1000 ft-lbs torque
  • Custom billet Yank performance converter (2600–3600 stall)
  • High-capacity pump and upgraded clutch assemblies
  • Reprogrammed valve body for improved shift performance
  • Built for high-horsepower LS applications

Gearstar American Performance GS4L85ELS3 Specifications

KEY SPECS
MFG. Part #GS4L85ELS3
BrandGearstar American Performance
GENERAL
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