Armor Lubricants

Automotive Lubricants

Differential Gear Oil

Gear Oil GL-4

API GL-4 — manual transmissions and moderate-load gearsets.

GL-4 Gear Oil 80W90

GL-4 Gear Oil 80W90

API GL-4 / SAE 80W-90 | Multi-Grade Manual Gear Lube | Automotive Transmissions

Gear Oil 90 API GL-4

Gear Oil 90 API GL-4

API GL-4 / SAE 90 | Manual Transmission Lube | Low-to-Moderate Load Gears

Gear Oil GL-5

API GL-5 — hypoid axles, differentials and heavy loads.

Gear Oil 80W90 API GL-5

Gear Oil 80W90 API GL-5

API GL-5 / SAE 80W-90 | Multi-Grade Hypoid Gear Lube | Heavy-Duty Differentials

Gear Oil 85W140 GL5

Gear Oil 85W140 GL5

API GL-5 / SAE 85W-140 | Heavy Multi-Grade Gear Lube | Extreme Load Differentials

Gear Oil GL5

Gear Oil GL5

API GL-5 | Hypoid Gear Lube | Heavy-Duty Axles & Differentials

Limited Slip Gear Oil 80W-90 API GL-5

Limited Slip Gear Oil 80W-90 API GL-5

API GL-5 / LS Additive | Multi-Grade Limited Slip Lube | Automotive Axles

Limited Slip Gear Oil 85W-90 GL-5

Limited Slip Gear Oil 85W-90 GL-5

API GL-5 / LS Additive | Limited Slip Differential Lube | High-Performance Axles