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-   -   Is it possible to adjust preload on Ohlins front shock without removing it? (http://forums.pelicanparts.com/bmw-r1100s-r1200s-tech-forum/1040795-possible-adjust-preload-ohlins-front-shock-without-removing.html)

jmardy 09-22-2019 07:46 PM

Is it possible to adjust preload on Ohlins front shock without removing it?
 
This is a BM842
It seems impossible to me, am I missing something?
Also, why does the sleeve where the castle nuts on the shock body turn (see pic - section outlined in red)? I had to hold the shock in a vice and use a strap wrench while I adjusted the preload.

http://forums.pelicanparts.com/uploa...1569210364.png

jmardy 09-23-2019 06:48 AM

Yeah, I know how to do it. I couldn't get the spanner in place while the shock was on the bike and even if I could the sleeve would have just turned, not the upper nut.
Wondering if anyone knows a trick.

boxerebel 09-23-2019 07:04 AM

Ohlins preload
 
I know, I've just been trying to solve the same problem. There is no room for the spanners.

Check out Traxxion Suspension preload collars. They come with a torrington bearing to ease adjustment.

The TTX is the correct one for this shock. Their vendor Trackside Suspension has them listed.

I believe the sleeve is loctited on. You could check with Jim at Pro-Pilot , he supplied my shocks and was very helpful.

Also look at nylon tipped set screws for the collar so as not to damage the threads.

jmardy 09-23-2019 10:14 PM

Excellent tip boxerebel! Cool product. :D

VetteRacer 09-27-2019 05:32 AM

You can add an Ohlins preload adjuster to it. When I had pro Pilot do my 99 he added it. My BCR has it as well from Jeff having it done.

boxerebel 09-27-2019 06:55 AM

Ohlins preload
 
Yes the part # for that is 21681-02. Pro-Pilot quoted me $260 US last year.

I was concerned that since it was hydraulic it might not hold up.I guess yours has Vette Racer , good to know.

BikerMiker 09-27-2019 06:45 PM

Yeah I just went through something similar with a similar model for my airhead. Stupid stupid design. One side i could only increase preload while I could only decrease on the other and the hell if I'm going to remove them to adjust it. I returned them and went with something else.

VetteRacer 09-27-2019 07:07 PM

Quote:

Originally Posted by boxerebel (Post 10606048)
Yes the part # for that is 21681-02. Pro-Pilot quoted me $260 US last year.

I was concerned that since it was hydraulic it might not hold up.I guess yours has Vette Racer , good to know.

Same basic unit as rear, never had an issue.

sgoodwin 09-30-2019 02:20 PM

My rear Ohlins remote preload adjuster has crapped out twice. Fortunately my spring rate is perfect for my weight with no preload. The front is perfect so I never had to adjust it.


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