BMW R1200R R1150R/T F800 K1200R R1100R/T R1250R RnineT Message Board

Getting ready to switch to synthetics on my '02 R1150R, at just under 8,000 miles. My manuals say to use 80/90 or 90 weight in the trannie, but I see alot of folks are using higher viscosty ranges, like 70/140. What is the reason to use the heavier weight fluid in the transmission?

Thanks for the feedback. I ordered one today and think I'll like the difference on longer trips.

Now I'm thinking of getting some Aeroflow tank wings to augment my OEM touring screen. Then I'll really be ready for the next ride to the Colorado rockies!

Whenever I ride over 200 miles in a day, the stock seat starts becoming uncomfortable. Short of getting a better aftermarket seat, like a Sargeant, I read in the MOA mag about Alaska Leathers sheepskin covers as a cure. Would appreciate hearing about anyone's experience with sheepskin covers - do th...