Cleaning the rear wheel

Thanks BLS, always wondered/felt the "warning" about using magnesium wheels that are older was not so much of an issue.

You're welcome Bonz... I think technically speaking the reduction in
unsprung weight is worth the extra care of running Magnesium wheels...
when I test hop a customers RC45 equipped with stock aluminum wheels
the 6 lbs difference is sure noticeable during acceleration and during change
of direction... the light feeling of Mags will spoil you... there is no going back...
 
GL5 damaged the O-rings on a DID chain.

Negative... GL5 is an petroleum product and will not damage seals...

Technically speaking the old rubber O rings are no longer employed by
chain manufactures and the reasons are:

1)Poor Resistance to Drying Out
2)High Drag
3)Sealed at only 2 points
4)No Reservoirs of Lube
5)Fragile stuff

Currently we have the X or W rings designed out of the new fluoroelastomer
product known commercially as Viton or Kalrez and reasons are:

1)Excellent Resistance to Drying Out
2)Low Drag
3)Seals at 4 points
4)Grooved Reservoirs of Lube
5)Tuff stuff

What that means for us is the fact Viton or Kalrez X or W rings will be
100% serviceable far beyond a chain's life...They have a excellent
resistance to most chemicals including petroleum products... most
important it doesn't need protection from drying out because the
groves in the X rings hold reservoirs of factory install grease...

full-45634-35015-didxringcloseup2.jpg
 
Negative... GL5 is an petroleum product and will not damage seals...

Technically speaking the old rubber O rings are no longer employed by
chain manufactures and the reasons are:

1)Poor Resistance to Drying Out
2)High Drag
3)Sealed at only 2 points
4)No Reservoirs of Lube
5)Fragile stuff

Currently we have the X or W rings designed out of the new fluoroelastomer
product known commercially as Viton or Kalrez and reasons are:

1)Excellent Resistance to Drying Out
2)Low Drag
3)Seals at 4 points
4)Grooved Reservoirs of Lube
5)Tuff stuff

What that means for us is the fact Viton or Kalrez X or W rings will be
100% serviceable far beyond a chain's life...They have a excellent
resistance to most chemicals including petroleum products... most
important it doesn't need protection from drying out because the
groves in the X rings hold reservoirs of factory install grease...

full-45634-35015-didxringcloseup2.jpg
..
Thanks for this. So a chain manufacturer such as D.I.D. for example, uses Viton or Kalrez for their X or W rings?
..
 
What happened--how'd they fail?
They started to come apart, just a few at first, but more each time I checked. I couldn't see any grease so it is possible that the inner lips of the X-rings (it was an X-ring chain) were still sealing, or the grease had dried out.

It may have been coincidence as the chain had done a decent mileage, but I'd be reluctant to use GL5 again.
 
PJ1 chain lube worked good for me,,and to clean rim/bike used Gunk engine foaming/ cleaner with no ill effects.
 
Using SAE 90 oil to lube your chain results in phenomenal economy on lubricant , the best chain life , minimum drag and a perfectly clean rim just wiping with a cloth or paper. I am done with aerosols for all the above reasons many years ago and never looked back.
Try ATF, I did years ago and haven't looked back
 
I use petrolium based product: kerosene, paraffin or wd40 for the wheel.
using thicke oil like gear oil will also clean but takes longer to penetrate the grime and also leave an oily surface which will attact road dust
 
Both of my BMW's have chains.
Mine too!

I have found Kerosene on a 25¢ microfiber towel works well to clean the wheel and then just toss the towel.

When I had my flat fixed yesterday, I had them perform a chain service. They cleaned everywhere and wiped down the wheel and the chain guard. The whole area looked brand new. Cost $21, worth every penny.
 
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