Mobil Special 4T

Mobil passenger-vehicle-lube , 中国

View the Mobil Special 4T

Four-Stroke Motorcycle Engine Oil

Product Description

Mobil Special 4T is a general performance four-stroke motorcycle engine oil intended for lubrication of small four-stroke engines.

Features and Benefits

Mobil Special 4T combines highly refined mineral oils and a balanced additive system to prevent build up of deposits and provide wear and corrosion protection. Key features and benefits include:

Features Advantages and Potential Benefits
Effective wear protection Extended engine life
Thermal and oxidation stability, deposit control Maintains clean engines for smoother operation
Good corrosion protection Protects critical engine parts and wear surfaces


Mobil Special 4T is specifically recommended for use in small four-stroke engines; such as those found in smaller motorcycles, lawn mowers, small generators and pumps and in all applications where an API SF level performance is recommended.

Specifications and Approvals


Mobil Special 4T is recommended by ExxonMobil for use in applications requiring: 10W-40 20W-40 20W-50



Typical Properties


Mobil Special 4T
SAE Grade 10W-40 20W-40 20W-50
Viscosity, ASTM D 445
cSt @ 40º C 104 121 145.7
cSt @ 100º C 15.5 14.1 17.3
Viscosity Index, ASTM D 2270 158 116 129.2
Sulfated Ash, wt%, ASTM D 874 0.6 0.6 0.6
Pour Point, ºC, ASTM D 97 -36 -27 -30
Flash Point, ºC, ASTM D 92 226 223 235
Density @15 ºC kg/l, ASTM D 4052 0.86 0.89 0.89



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.


The Mobil logotype, the Pegasus design, and Special 4T are trademarks of Exxon Mobil Corporation, or one of its subsidiaries.


ExxonMobil (China) Investment Co. Ltd
17th Floor, Metro Tower
30 Tian Yao Qiao Road
Shanghai 2000030

+86 21 24076000

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.