Best 15W-40 CF-4 Heavy Duty Diesel Engine Oil | BHARAT MGEO 15W-40 CF-4 SAE 15W-40 | API CF-4 | Heavy Duty Diesel Engine Oil | Turbo Engine Protection | Advanced Technology ✔ SAE 15W-40 ✔ API CF-4 ✔ HEAVY DUTY DIESEL OIL ✔ ADVANCED TECHNOLOGY BHARAT MGEO 15W-40 CF-4 is a premium heavy-duty multigrade diesel engine oil specially formulated for commercial vehicles, trucks, buses, tractors, diesel generators and construction equipment. It provides excellent wear protection, soot control, oxidation resistance and dependable lubrication for naturally aspirated and turbocharged diesel engines operating under severe Indian conditions. What is 15W-40 API CF-4 Diesel Engine Oil? 15W-40 API CF-4 is a high-performance heavy-duty diesel engine oil developed for commercial diesel engines. It provides excellent lubrication, protects against engine wear, controls soot formation, minimizes deposits and ensures reliable engine performance under high-load operating conditions. API CF-4 oils are widely used in heavy-duty diesel applications including trucks, tractors and commercial equipment. BHARAT MGEO 15W-40 CF-4 is manufactured using premium quality base oils and advanced detergent-dispersant additive technology. It delivers outstanding engine cleanliness, excellent piston protection, high-temperature stability and reliable lubrication for commercial diesel engines operating in demanding environments. Recommended for trucks, buses, tractors, construction equipment, agricultural machinery, diesel generators and commercial diesel vehicles requiring SAE 15W-40 API CF-4 engine oil. APPLICATIONS Vehicle / Equipment Application Heavy Duty Trucks Long Distance Transport Commercial Buses Fleet Operations Agricultural Tractors Field Applications Construction Equipment Heavy Duty Operation Diesel Generators Continuous Running Turbocharged Diesel Engines High Load Performance KEY BENEFITS ★ Excellent Wear Protection — Minimizes engine wear under heavy-duty operating conditions. ★ Superior Soot Control — Helps keep diesel engines cleaner for longer service life. ★ Turbo Engine Protection — Reliable lubrication for naturally aspirated and turbocharged diesel engines. ★ Excellent Oxidation Stability — Reduces sludge formation and oil thickening. ★ High Temperature Protection — Maintains viscosity under severe operating temperatures. ★ Long Engine Life — Reduces maintenance costs and improves engine durability. WHY TRUST BHARAT LUBRICANTS? For over 40 years, BHARAT Lubricants has been manufacturing high-quality automotive and industrial lubricants trusted across India. Every heavy-duty diesel engine oil is developed using advanced additive technology to provide superior engine protection, long drain capability and dependable performance in demanding commercial applications. ✔ 40+ Years of Lubricant Manufacturing ✔ Advanced Heavy Duty Diesel Technology ✔ Superior Engine Cleanliness ✔ Long Engine Service Life ✔ Trusted by Fleet Operators Across India TECHNICAL SPECIFICATIONS CHARACTERISTICS SPECIFICATION SAE Grade 15W-40 API Performance Level CF-4 Engine Type Heavy Duty Diesel Engine Application Commercial Diesel Vehicles Protection Wear, Oxidation, Soot & Corrosion HOW TO USE Warm the engine before draining used oil. Drain old engine oil completely. Replace the oil filter if required. Fill with BHARAT MGEO 15W-40 CF-4 as per manufacturer recommendation. Check the oil level before operation. Replace oil according to the recommended service interval. RELATED PRODUCTS ➜ BHARAT MGEO 15W-40 CH-4 ➜ BHARAT MGEO 20W-40 SM CH-4 ➜ BHARAT TSEO 20W-40 Tractor Engine Oil Availability Across India Our products are available across India through an extensive network of authorized distributors, lubricant dealers, automotive spare parts retailers, service centers, workshops, industrial suppliers, fleet maintenance facilities, and wholesale partners. With a strong distribution presence in major cities, towns, and industrial Hardware Shops, customers can easily access genuine products for automotive, commercial, agricultural, and industrial applications. For bulk requirements, dealership inquiries, or product availability in your area, customers may also connect directly through our sales and distribution network. FREQUENTLY ASKED QUESTIONS Q. What is BHARAT MGEO 15W-40 CF-4 used for? It is designed for heavy-duty diesel engines in trucks, buses, tractors, generators and construction equipment requiring SAE 15W-40 API CF-4 engine oil. Q. Is it suitable for turbocharged diesel engines? Yes. It provides reliable lubrication and protection for naturally aspirated as well as turbocharged diesel engines. Q. What are the benefits of BHARAT MGEO 15W-40 CF-4? It offers superior wear protection, soot control, oxidation resistance, cleaner engines, high-temperature stability and longer engine life. Q. Does it help reduce engine deposits? Yes. Advanced detergent and dispersant additives help control soot, sludge and carbon deposits for cleaner engine operation. Q. Can this oil be used in commercial fleet vehicles? Yes. It is ideal for fleet operators, transport vehicles, tractors, diesel generators and other heavy-duty diesel equipment. TYPICAL DATA SPECIFICATIONS: SR. NO. CHARACTERISTICS TEST METHOD UNIT TYPICAL VALUE 1 SAE Grade SAE J300 — 15W40 2 Performance Level API — CF-4 3 Appearance Visual — Clear & Bright 4 Colour Visual — Amber 5 Density @ 15°C ASTM D4052 g/ml 0.875 – 0.890 6 Kinematic Viscosity @ 40°C ASTM D445 cSt 100 – 115 7 Kinematic Viscosity @ 100°C ASTM D445 cSt 14.0 – 15.5 8 Viscosity Index ASTM D2270 — Min. 135 9 Flash Point (COC) ASTM D92 °C Min. 225 10 Pour Point ASTM D97 °C Max. -27 11 Total Base Number (TBN) ASTM D2896 mg KOH/g 9.0 – 10.5 12 Sulphated Ash ASTM D874 wt.% Max. 1.3 13 Copper Corrosion ASTM D130 Rating 1A 📄 Download Product PDF
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