Essolube XT4 SAE 15W-40 High performance multi-grade diesel engine oil. Essolube XT4,the high performance diesel engine oil,used in most of buses in Suzhou Bus Group,has proved the excellent performance as following ： Outstanding anti-oxidation and viscosity stability
High performance multi-grade diesel engine oil
Suzhou Bus Group is one of the biggest passenger transportation groups in Jiangsu Province. Suzhou Transportation Company and Suzhou Quik Company,the subsidiary company of Suzhou Bus Group,has many types of top grade passenger busses such as Kinlong, Yaxing Benz,Dawoo and so on,all of which are equipped with high load diesel engine made by famous OEM in USA and Europe such as Commins and MAN, whose lubrication requirement is very strict. Suzhou Bus Group expected to use high premium lubricant to ensure bus running reliably without any
Viscosity Grade SAE 15W-40API GradeCG-4/SG
Viscosity Index 143
Flash Point, ºC 215
Pour Point, ºC -28TBN, mg KOH/g 11.5
To ensure smoothly running of the busses and improve engine reliability, Suzhou Bus Group decided to apply Essolube XT4 . ExxonMobil provided used oil analysis and training for their staff.
Essolube XT4 has demonstrated outstanding lubrication performance. Since Essolube XT4 was applied in the busses, the reliability has been improved because of no engine lubrication problem , the extended overhaul interval for most of engines and the prolonged service oil life. This has brought Suzhou Bus Group remarkable benefit.