Mobil Delvac™ 15W-40

Multigrade Diesel Engine Oil for Heavy-Duty Applications

Mobil Delvac Legend™ 15W-40 is a high-performance diesel engine oil designed for both modern and older diesel engines operating under severe conditions. It is suitable for use in a wide range of industries, including transportation, mining, agriculture, and construction, offering outstanding wear protection, thermal stability, and engine cleanliness.

Key Benefits:

Excellent thermal and oxidation stability for reduced sludge and deposit formation
Strong TBN reserve for extended engine protection
Superior shear stability to reduce oil consumption and maintain viscosity
High detergency and dispersancy for engine cleanliness
Compatibility with seals and gaskets to ensure longevity

Core Specifications

Viscosity Grade:	SAE 15W-40
Oil Type:	Mineral
Base Oil:	Conventional base oils
Additive Technology:	Detergents, dispersants, anti-wear agents
Pour Point:	-33°C
Flash Point:	223°C
TBN:	11.1 mg KOH/g
Sulphated Ash Content:	1.0%
Kinematic Viscosity @ 100°C:	14.3 mm²/s
Kinematic Viscosity @ 40°C:	109.3 mm²/s
Viscosity Index:	133

API Service Classification

CH-4, CF, CF-4, CG-4

E3, E7

Cummins CES 20076, MTU Oil Category 2, Mack EO-M MAN M 3275-1, Renault Trucks RD / RD-2 / RLD

Compatibility & Use Cases

Naturally aspirated and turbocharged diesel engines
On-highway trucks and buses
Effective in mixed fleets with a wide range of diesel engine makes and models
Off-highway equipment in construction, mining, quarrying, and agriculture

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