Express 3/4 Ton Van V8-5.7L VIN R (1998)
Fluid - Differential: Fluid Type Specifications
Axle
Axle Lubricant (GM P/N 1052271 or SAE 80W-90 GL-5 Gear Lubricant).
Limited-Slip Differential Friction Modifier
Limited-Slip Differential Friction Modifier (GM P/N 1052358 or equivalent).
