Mobilube GX 80W-90, 140 – Heavy Duty Automotive Gear Lubricants

Mobilube GX gear lubricants are premium multi-grade oils engineered for severe-duty gear applications in heavy trucks, buses, and commercial vehicles. Formulated to meet API GL-5 specifications, Mobilube GX provides outstanding extreme-pressure protection for hypoid axles and manual transmissions exposed to high loads, shock loading, and wide temperature ranges. LubricantHub is your trusted Mobil lubricant supplier across Asia.

Key Benefits

• API GL-5 performance for hypoid rear axles and differential gears
• Wide multi-grade viscosity range covers 80W-90 and SAE 140 applications
• Outstanding EP additive package for high-load and shock-load protection
• Thermal stability for consistent performance in hot climates
• Extended service life with excellent oxidation resistance

Applications & Recommendations

Mobilube GX is recommended for hypoid rear axles, manual transmissions, and differential units in heavy-duty trucks and buses. Available in 80W-90 (for year-round use) and SAE 140 (for high-load, high-temperature axle applications).

Typical Properties

Mobilube GX Gear Oils	80W-90	85W-140
SAE Grade	80W-90	85W-140
Viscosity @ 40°C, cSt	111	214
Viscosity @ 100°C, cSt	14.7	22.3
Viscosity Index	100	99
Pour Point, °C	-30	-15
Flash Point, °C	200	220