PennGrade 1 GL-4 SAE 80W-90 Classic Gear Oil, One Quart

  • Sale
  • Regular price $17.86
Shipping calculated at checkout.


This GL-4 gear oil is formulated for classic manual transmissions and transaxles that require GL-4 lubricant, including assemblies with brass or bronze synchronizer components. It contains no limited-slip friction modifiers.


Technical Details

  • Grade: SAE 80W-90
  • Service type: API GL-4
  • Container: One quart
  • Part number: 27-7729-6

Fitment & Compatibility

Not for limited-slip applications, systems requiring GL-5, or units requiring a specialized fluid. Follow the gearbox manufacturer's specification.