Mobil 1™ 5W-40

Mobil passenger-vehicle-lube , Germany

Advanced Performance Synthetic Lubricant

Product Description

Mobil 1™ 5W-40 is an advanced high performance synthetic engine oil designed to help provide outstanding wear protection, excellent cleaning power and outstanding overall performance. Mobil 1 5W-40 meets or exceeds the requirements of many of the industry and OEM specifications required by newer modern gasoline and diesel powered automobile engines. Mobil 1 technology is race proven and is the choice of racecar drivers around the world. Mobil 1 5W-40 is perfect for all types of driving and has the performance to protect when conventional engine oils often may not.


Features and Potential Benefits

Mobil 1 5W-40 is made with a patented blend of ultra high performance synthetic basestocks fortified with a precisely balanced component system. Mobil 1 5W-40 has been designed to help protect your engine by providing unsurpassed levels of performance during normal operating conditions and also under severe service such as extreme heat and cold. Key features and potential benefits include:

FeaturesAdvantages and Potential Benefits
Active cleaning agentsHelps to reduce deposits and sludge build-up to enable long and clean engine life
Outstanding thermal and oxidative stabilityHelps to resist oil aging allowing extended drain interval protection
Low Oil ConsumptionLess hydrocarbon pollution
Excellent low temperature capabilitiesQuick cold weather starting and fast protection.
Helps to extend engine life 
High Viscosity IndexExcellent overall lubrication and wear protection performance for all driving styles and conditions, from mild to severe.



Mobil 1 5W-40 is recommended for all types of modern vehicles, including high-performance turbo-charged, supercharged gasoline and certain diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks where the following specifications are required:


Specifications and Approvals

Mobil 1 5W-40 meets or exceeds the requirements of:5W-40
ACEA A3/B3, A3/B4X


Mobil 1 5W-40 has the following builder approvals:5W-40
MB-Approval 229.1X
MB-Approval 229.3X
VW 502 00X
VW 505 00X
Porsche A40X


According to ExxonMobil, Mobil 1 5W-40 is of the following quality level:5W-40


Typical Properties

 Mobil 1 5W-40 Value
Viscosity, cSt (ASTM D445) 
@ 40 ºC80
@ 100 ºC13.7
Viscosity Index176
Sulfated Ash, wt% (ASTM D874)1.3
Flash Point, ºC (ASTM D92)231
Density @15.6 ºC g/ml (ASTM D4052)0.85
Total Base Number, (ASTM D2896)11.8
MRV at -35ºC, cP  (ASTM D4684)24,453
HTHS Viscosity, mPa•s @ 150ºC (ASTM D4683)3.9


Health and Safety

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Material Safety Data Sheet (MSDS) are followed. MSDS's are available upon request through your sales contract office, or via the Internet. This product should not be used for purposes other than its intended use. If disposing of used product, take care to protect the environment.

Mobil , Mobil 1 and the Pegasus design are trademarks of Exxon Mobil Corporation, or one of its subsidiaries.


B-2030 Antwerpen

You can always contact our Technical Help Desk engineers on Mobil lubricants and services related questions:

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification.  Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations.  The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit 
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.