API CI-4 SAE 15W-40 Diesel Engine Oil
BAKLUCK API CI-4 SAE 15W-40 diesel engine oil. Confirm the API service category and SAE viscosity in the vehicle or engine manual.
Applications
On-highway and off-highway diesel engines calling for API CI-4 performance level and SAE 15W-40; follow the equipment maker recommendations.
Performance
Formulated to help protect heavily loaded engine components, help limit piston deposits and oil thickening, and support EGR-era service where CI-4 is specified.
Viscosity and Operating Context
A widely used heavy-duty viscosity grade for moderate-to-warm operating conditions where SAE 15W-40 is specified.
Packaging and Project Support
Share the required packaging format and destination requirements for a project-specific discussion.
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Frequently Asked Questions
What API and SAE grades are stated for this product?
The product name and reviewed TDS state API CI-4 performance level and SAE 15W-40.
What performance benefits does the TDS describe?
Formulated to help protect heavily loaded engine components, help limit piston deposits and oil thickening, and support EGR-era service where CI-4 is specified.
How should I verify product suitability?
Use only where API CI-4 performance level and SAE 15W-40 are specified, and follow the equipment manufacturer recommendations.
Can I request an OEM or private-label discussion?
Yes. Share the required grades, application, packaging brief, and destination requirements for project-specific review.
Product Overview
A heavy-duty diesel engine oil for engines requiring API CI-4 at the stated SAE viscosity grade. The formulation is designed to protect high-load components and help control soot, deposits and oil thickening in demanding service.
Key Benefits
- Helps protect against wear under high load
- Helps control soot-related viscosity increase
- Supports piston and turbocharger cleanliness
- Helps resist oxidation, corrosion and deposit formation
Recommended Applications
Commercial vehicles, construction equipment and other diesel engines requiring API CI-4, including appropriate EGR-era engines where specified by the manufacturer.
Product suitability depends on the equipment manufacturer specification, operating conditions and selected viscosity grade. No OEM approval is implied unless separately documented by BAKLUCK.
Technical Data
Performance level: API CI-4 performance level | SAE viscosity grade: 15W-40 | Reference standard: GB 11122-2006
| Property | Typical value | Test method |
|---|---|---|
| Appearance | Clear | Visual |
| Kinematic viscosity at 100°C | 14.98 mm²/s | GB/T 265 |
| Low-temperature cranking viscosity at -20°C | 6264 mPa·s | GB/T 6538 |
| Pour point | -30°C | GB/T 3535 |
| Flash point (COC) | 224°C | GB/T 3536 |
| Evaporation loss (Noack, 250°C, 1 h) | 7.1 mass % | SH/T 0059 |
| Viscosity index | 137 | GB/T 1995 |
| Mechanical impurities | None | GB/T 511 |
| Water content | Trace | GB/T 260 |
| Foaming characteristics (24°C / 93.5°C / after 24°C) | 5/0 / 10/0 / 5/0 mL/mL | GB/T 12579 |
Typical values are representative test data and are not guaranteed manufacturing specifications; minor batch-to-batch variation may occur. Select the product according to the equipment manufacturer recommendations and request the latest batch COA for contractual supply. No API license or OEM approval is implied.
Available packaging: 1 L, 2 L, 3 L, 4 L, 5 L, 7 L, 16 L, 18 L, 20 L, 25 L, 200 L, 208 L, 1000 L
What is BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil?
BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil is a API CI-4 SAE 15W-40 diesel engine oil for Commercial, off-highway and industrial diesel engines requiring API CI-4 and SAE 15W-40. Select this product only when its stated lubricant type, performance level and viscosity match the vehicle or equipment maker requirements.
What are the main benefits?
- Helps protect heavily loaded engine components against wear
- Supports soot, deposit and viscosity control
- Helps resist oxidation, rust and corrosion in diesel service
SAE 15W-40 is intended for moderate-to-warm service where this viscosity is specified.
Where is this lubricant used?
BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil is recommended for Commercial, off-highway and industrial diesel engines requiring API CI-4 and SAE 15W-40. Operating temperature, load, material compatibility and maintenance practice can affect product selection.
OEM, private-label and packaging enquiries
BAKLUCK supports OEM and private-label lubricant enquiries. Packaging availability depends on the product and project. Request a BAKLUCK product and packaging review.
Frequently asked questions about BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil
What specification and viscosity does BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil state?
BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil states API CI-4 and SAE 15W-40. Confirm both requirements in the vehicle or equipment manual.
How do I confirm whether BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil is suitable?
Match BAKLUCK API CI-4 SAE 15W-40 High-Performance Diesel Engine Oil to the lubricant type, viscosity and performance level specified by the vehicle or equipment manufacturer. Ask BAKLUCK for technical review when the requirement is unclear.
Can BAKLUCK supply API CI-4 SAE 15W-40 diesel engine oil for OEM or private-label orders?
BAKLUCK accepts OEM and private-label enquiries for API CI-4 SAE 15W-40 diesel engine oil. Share the application, required specification, packaging format and destination for project review.
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