SHELL RIMULA R4 L
15W-40 CK-4
FREQUENTLY
ASKED QUESTIONS
(FAQS)

1. What is Shell Rimula R4 L 15W-40 CK-4?

Shell Rimula R4 L 15W/40 CK-4 is a premium heavy-duty engine oil designed for modern diesel engines. It meets the latest CK-4 API category standards and offers enhanced wear protection, improved oxidation stability, and compatibility with emissions control systems like DPFs and EGRs.

2. What makes Shell Rimula R4 L 15W-40 CK-4 better than older oil grades like CI-4 or CJ-4?

• Up to 50% better wear protection
• Superior oxidation control for longer oil life
• Improved performance under high temperatures and loads
• Compatibility with newer and older engine models (retro-compatible)

3. Is Shell Rimula R4 L 15W-40 CK-4 suitable for older engines?

Yes! Shell Rimula R4 L CK-4 is retro-compatible with older engines that used CI-4 or CJ-4 oils. However, older oils do not meet the performance requirements of new CK-4 standards.

4. What viscosity is Shell Rimula R4 L 15W-40 CK-4?

It is a SAE 15W-40 multigrade oil, ideal for South African climates and demanding load conditions.

5. What are the key benefits for my fleet or equipment?

• Longer oil drain intervals
• Lower maintenance costs
• Engine protection under extreme conditions
• Reduced downtime and wear
• Protection of emissions systems (EGR/DPF)

6. What types of engines is it suitable for?

• Shell Rimula R4 L 15W-40 CK-4 is ideal for:
• Turbocharged and non-turbocharged diesel engines
• On-highway trucks, buses, and off-highway equipment
• Engines from manufacturers such as Cummins, Volvo, Mack, MAN, Mercedes-Benz, Caterpillar, and more.

7. What pack sizes are available?

• 20L pail (ideal for workshops and smaller operations)
• 209L drum (ideal for fleets and industrial users)

8. Can I extend my oil drain interval with Shell Rimula R4 L 15W-40 CK-4?

Yes, when used under OEM-recommended conditions and supported by oil analysis, Shell Rimula R4 L 15W-40 CK-4 allows for extended oil change intervals, reducing service frequency and cost.

9. How does this oil support emissions regulations?

It is formulated to be compatible with modern emissions systems (e.g., Diesel Particulate Filters, SCR, and EGR systems), helping reduce environmental impact and meet regulatory compliance.

10. How does Shell Rimula R4 L 15W-40 CK-4 perform in South African conditions?

Its 15W-40 formulation ensures excellent performance in high-heat, dusty, and stop-start environments, making it ideal for South African roads, mine sites, and long-haul routes.

11. What specifications and approvals does it meet?

• API CK-4 / CJ-4 / CI-4 Plus / CI-4 / CH-4 / SN
• ACEA E9, E7
• Ask your sales Rep for the complete list of OEM approvals.

12. Why should I buy from Atlas Oil?

• Expert support & technical advice
• Reliable delivery & nationwide footprint
• Tailored bundle pricing & flexible volumes
• Official Shell distributor for Southern Africa