Automotive Gear Oils
Automotive EP Gear Oil GL-4
Automotive Gear Oils
Meets Specifications:
IS 1118: 1992 EP Type GL-4, API GL-4, US MIL-L-2105,
Automotive EP Gear Oil GL-4
Application areas:
High-quality gear oil formulated for manual transmissions, final drives, and moderate-load automotive gear systems.
Ideal For:
-Passenger car manual gearboxes
-Light commercial vehicle transmissions
-Tractor and agricultural gear systems
-Hypoid gears operating under moderate loads
-Synchromesh gear systems
-Light-duty differential units
Perfomance benefits:
-Balanced EP (Extreme Pressure) protection for gears under moderate stress
-Smooth gear shifting with reduced wear and chatter
-Excellent thermal and oxidation stability
-Minimizes sludge and deposit formation in gear housings
-Protects against rust, corrosion, and foaming
-Ensures long oil life even under continuous duty
-Enhances drivetrain efficiency and operating smoothness
Special Features:
-Formulated using high-purity Group II base oils
-Includes EP additives, anti-wear agents, and corrosion inhibitors
-Good compatibility with bronze and brass components in synchromesh systems
-Stable viscosity ensures proper lubrication across temperature ranges
-Designed for reliable performance in Indian climatic conditions
Physio-chemical properties
(Available viscosity grades: 80W, 90, 80W-90)
| Property | Value |
|---|---|
|
Appearance |
Clear, bright |
|
Density @ 29.5°C |
~0.87–0.90 g/cc |
|
Flash Point, COC |
180°C to 200°C (grade dependent) |
|
Pour Point |
-12°C to -24°C (grade dependent) |
|
Kinematic Viscosity @ 40°C |
Grade specific |
|
Kinematic Viscosity @ 100°C |
Grade specific |
|
Viscosity Index |
~95–110 |
|
Copper Corrosion |
Pass |
|
Foam Tendency |
Very Low |
|
EP Protection |
Moderate (GL-4 level) |
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