Many Asian SUVs have 85W-140 listed in the factory shop manual as the std. refill lube. Nothing mentioned about extreme conditions or temp.
Not trying to compare older 126's or other MBs to Asian SUVs - merely pointing out that this lube is not that uncommon.
It's served me well in the 126 for the past 6 years.
1991 300-SEL - Model 126
M103 - SOHC
James Madison - Oppressors can tyrannize only when they achieve a standing army, an enslaved press, and a disarmed populace.
Liberty Firearms Training - After years of trying to regulate California criminals with a never ending stream of gun control laws they have still not given up with the belief that if they make something a crime that criminals will miraculously start obeying the law.