Servo Pride ALT 15W-40 is a high-performance commercial diesel engine oil formulated to deliver exceptional protection and efficiency for modern generation engines. It is designed for both on-road and off-highway vehicles, providing superior lubrication under extreme temperature conditions. This oil ensures outstanding control over oxidation, oil thickening, and corrosion, keeping engines clean and performing at their best even during extended drain intervals. Developed using advanced additive technology, Servo Pride ALT 15W-40 minimizes engine wear, reduces deposits, and prevents scuffing and bore polishing. Its excellent thermal and oxidation stability extends engine life and helps maintain viscosity under severe service operations. The oil also offers improved cold-start performance and reliable protection against soot and sludge formation. Recommended for new-generation diesel vehicles from Ashok Leyland and other manufacturers, this oil meets API CH-4 and MB 228.5 performance standards. It is ideally suited for Bharat Stage II and III emission norms and fuels containing up to 0.5% sulfur by weight.

Kinematic Viscosity, cSt @ 100°C 13.5 – 15.5
Viscosity Index, Min. 135
TBN, mg KOH/g 10.0 – 11.5
Flash Point, (COC)°C, Min. 200
Pour Point °C, Max. (-) 24