Wanted: San Jose-Style Front Fork Brace--- Check for Fork Stiction FIRST
Michael Cecchini
mrc.engr at verizon.net
Sun Jul 4 14:56:57 EDT 2021
Unless you are semi-pro level rider in AMA, your R100 forks don't need a fork brace.
90+% of the time fork stiction is the real issue because fork tubes and some yokes are not straight....right from BMW.
If you install a fork brace without correcting the real issues:
1. Fork brace will not help.
2. Can make things worse.
Here's a quick easy way to check your fork stiction and correct it.
Take the front wheel off, remove fork springs, put front axle back in and tighten things to factory specs.
Then raise and lower the axle to see if you have any binding issues.
A possible simple quick fix can sometimes relieve the stiction. Rotate one of the male fork leg tubes 45 degrees at a time for a full 270 degree rotation. and repeat the up/down procedure to feel if any stiction is relieved.
If you get some improvement with one male fork tube, then tighten the yoke clamps on that tube and proceede to the other fork tube. Repeat process.
I have had considerable success with this process with my /6 that had a fork brace that I removed.
If none of the above produces any satisfactory results, then you need your fork tubes checked for straightness and the yokes checked for straightness and holes checked for alignment.
Here's a excellent article from BMW Master, Duane Ausherman.
https://w6rec.com/how-to-measure-stiction-of-forks-of-a-bmw-motorcycle/
If you really want to read the right article on all this..... https://w6rec.com/204-2/
My best....... Mike
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From: ken kencross.net
#yiv6037496669 P {margin-top:0;margin-bottom:0;}East Coast Airheads Untie! ... I mean Unite 😉
Hey I'm trying to stiffen-up the front end of my '77R100 and wondering if any Heads out there happen to have a San Jose Style 'Dual Loop' front fork brace that they'd like to part with, cash or trade, whatever floats your floatbowl. As I understand it, this would be the type that replaces the front fender mount bracket. Anyway, I thought I'd check with you guys first, keep it 'in the family' if possible;:)
Sincerely,Ken 760-583-8385
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