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ChrisWeeK1100RS Flying Brick Rider
Joined: 06 Sep 2009 Posts: 162 Location: Malaysia
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Posted: Sun May 16, 2010 9:27 pm Post subject: |
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Hey Rob,
Glad you managed to keep the bike upright, well done! Wheels locking up on me for no reason whatsoever and with no warning really scare the crap out of me...and my bike's a 1993 as well!
Gonna get mine checked out again, apparently it was fine before I took delivery of it, but that was before some long distance rides. FD's can be serviced right?
Chris _________________ "Ride hard or stay home..."
'93 BMW K1100RS
Mileage: 37,000km-ish
Malaysia |
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Jim Site Admin

Joined: 17 May 2003 Posts: 3841 Location: WHERETHEFUNNEVERENDS
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Posted: Sun May 16, 2010 9:35 pm Post subject: |
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| ChrisWeeK1100RS wrote: | Hey Rob,
Glad you managed to keep the bike upright, well done! Wheels locking up on me for no reason whatsoever and with no warning really scare the crap out of me...and my bike's a 1993 as well!
Gonna get mine checked out again, apparently it was fine before I took delivery of it, but that was before some long distance rides. FD's can be serviced right?
Chris |
Well, I'm not sure what you would call service. I had the final drive on the K overhauled - some bearings and bushings replaced.
The tricky part is getting the preload set right - apparently that's where the factory fell down on at least some of the bikes. _________________ Jim
1997 K1100LTSE 94,000 - still has gremlins!
1995 R100RT Classic 16,650 crashed - repaired!
1992 K75RTP 46,000
"We shall not all die, but we shall all be changed." |
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Splund Brick Rider
Joined: 30 Jun 2009 Posts: 38 Location: Scotland, UK.
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Posted: Mon May 24, 2010 9:26 am Post subject: |
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OMG, how scary was that.
Has anyone produce a maintenance "how to" check list to help us identify any early warning symptoms, such as how much backlash at the rear wheek should there be when in 1st gear? Is it possible to listen for rumbling and clunking (say with a tube or stethoscope type device) against he shaft housing. What the right oil levels are etc.... _________________ "04 Suzuki SV650S (sold)
"94 BMW K1100LTIC |
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rkildu Flying Brick Rider
Joined: 08 Nov 2005 Posts: 221 Location: Arkansas
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Posted: Mon May 24, 2010 10:48 am Post subject: |
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I believe Paul Glaves listed some checks in an article in the BMWON and I think over on the MOA web site. _________________ Rod Kilduff
97 K1100LT HighLine
82 R100Lufty |
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RobWheatley Flying Brick Rider

Joined: 06 Jun 2008 Posts: 261 Location: Chatham, Kent. UK
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Posted: Mon May 24, 2010 1:03 pm Post subject: |
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| Splund wrote: | OMG, how scary was that.
Has anyone produce a maintenance "how to" check list to help us identify any early warning symptoms, such as how much backlash at the rear wheek should there be when in 1st gear? Is it possible to listen for rumbling and clunking (say with a tube or stethoscope type device) against he shaft housing. What the right oil levels are etc.... |
The shaft is dry, splines are lubed by grease and the bearings in the joints are "sealed for life" _________________ 1999 K1100LTIC Smooth and Quiet Cruise, BFD & HID
1996 K1100RS. dead but not forgotten. |
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oilhead110
Joined: 12 Sep 2008 Posts: 18 Location: Iowa
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Posted: Sat May 29, 2010 9:57 pm Post subject: Re: Without Warning, Driveshaft....... |
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My 1991 K100RS did the same thing but didn't lock up. It had 50K on the clock.
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ChrisWeeK1100RS Flying Brick Rider
Joined: 06 Sep 2009 Posts: 162 Location: Malaysia
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Posted: Sun May 30, 2010 10:32 pm Post subject: |
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This is scary sh1t guys.... I'm freaked. So would it be advisable to replace / overhaul the shaft every 50k? (err, is that miles or kilometres?)
(runs away and hides, quivering)
Chris _________________ "Ride hard or stay home..."
'93 BMW K1100RS
Mileage: 37,000km-ish
Malaysia |
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rkildu Flying Brick Rider
Joined: 08 Nov 2005 Posts: 221 Location: Arkansas
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Posted: Mon May 31, 2010 9:34 am Post subject: |
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I'm no expert but I wonder if incorrect u-joint phasing could be a cause? _________________ Rod Kilduff
97 K1100LT HighLine
82 R100Lufty |
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Ted Site Admin

Joined: 03 Apr 2003 Posts: 1117 Location: Further
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Posted: Mon May 31, 2010 3:04 pm Post subject: |
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Yes indeed! _________________
Ted
KOG#1 |
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oilhead110
Joined: 12 Sep 2008 Posts: 18 Location: Iowa
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Posted: Sat Jun 05, 2010 10:34 am Post subject: |
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| rkildu wrote: | | I'm no expert but I wonder if incorrect u-joint phasing could be a cause? |
Mine was phased correctly. |
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RobWheatley Flying Brick Rider

Joined: 06 Jun 2008 Posts: 261 Location: Chatham, Kent. UK
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Posted: Tue Jun 08, 2010 7:15 pm Post subject: |
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So was mine..... _________________ 1999 K1100LTIC Smooth and Quiet Cruise, BFD & HID
1996 K1100RS. dead but not forgotten. |
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Flying Duck PsyKotic Waterfowl

Joined: 27 Jan 2005 Posts: 10102 Location: Bumf***, WA
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Posted: Tue Jun 08, 2010 7:21 pm Post subject: |
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Just heard from a K100RS4V owner looking for a drive shaft since his rear U-joint 'sploded. IIRC though, his bike has oodles of miles on it. _________________ 93 LT (x2)
94 RS
86-97 K75F(K75/100/1100 Frankenbrick)
86 K75C w/paralever, hi perf cams,TURBO!
91 & 92 K75Ss
91 K1
86 custom K100
14 WR250R
IBA #17739 (SS1K, BBG, 50CC)
Buy parts HERE |
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Stoked Steve Flying Brick Rider

Joined: 01 Sep 2004 Posts: 1402 Location: Virginia Beach, VA
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Posted: Tue Jun 08, 2010 7:22 pm Post subject: |
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How many miles are in an "oodle"? _________________ Steve
Virginia Beach, VA
93 K1100RS Mystic Red SOLD
12 Suzuki DL650A VStrom |
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Flying Duck PsyKotic Waterfowl

Joined: 27 Jan 2005 Posts: 10102 Location: Bumf***, WA
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Posted: Tue Jun 08, 2010 7:28 pm Post subject: |
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| skdonlan wrote: | | How many miles are in an "oodle"? |
A ton. _________________ 93 LT (x2)
94 RS
86-97 K75F(K75/100/1100 Frankenbrick)
86 K75C w/paralever, hi perf cams,TURBO!
91 & 92 K75Ss
91 K1
86 custom K100
14 WR250R
IBA #17739 (SS1K, BBG, 50CC)
Buy parts HERE |
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TMCKRS4V Big Brick Rider
Joined: 02 Dec 2008 Posts: 58 Location: NorCal
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Posted: Wed Jun 09, 2010 12:39 am Post subject: Drive Failure.. |
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My front U-Joint let go at 94K miles. No dicernable warning I believe .Just crusing along Hwy 5 . Fully loaded headed south near Coalinga here in CA. and
"Bam" Garble..Garble one or 2 "WTF!?!"
Lost all gear oil. When I got it apart I could see diintegrated front U joint bits all over the bell housing along with the Festive Aqua Blue Transmission seal. The cover was split from about "7 to 11". Must have bound the output shaft and the gears tried to jump out of the case. Was extremely lucky it did not lock up.
Replaced with used (appearantly rebuilt trans.) + complete shaft. (was very lucy.. $400. delivered off E-Bay) Inspected by BMW Master tech b4 install.
Did clutch disk while was there. (was soaked in oil) but only 40K old.
Phased DS... 2000 miles so far. 49er last weekend, MOA next month, Tow insurance in hand and a fresh set of tires.
Yes I was dissapointed, but it seems all vehicles have a weak spot. _________________ Tom Connolly
91 K100RS4V
Novato, CA
MOA / BMW NorCal / AMA |
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Flying Duck PsyKotic Waterfowl

Joined: 27 Jan 2005 Posts: 10102 Location: Bumf***, WA
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Posted: Wed Jun 09, 2010 12:59 am Post subject: |
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Hey, at least it's not a Ford Pinto.
(Until the heated grips short. ) _________________ 93 LT (x2)
94 RS
86-97 K75F(K75/100/1100 Frankenbrick)
86 K75C w/paralever, hi perf cams,TURBO!
91 & 92 K75Ss
91 K1
86 custom K100
14 WR250R
IBA #17739 (SS1K, BBG, 50CC)
Buy parts HERE |
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ChrisWeeK1100RS Flying Brick Rider
Joined: 06 Sep 2009 Posts: 162 Location: Malaysia
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Posted: Thu Jun 10, 2010 1:55 am Post subject: |
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I saw in an earlier post that these FD's are 'sealed units'? Or did I read wrongly? So can they be taken apart simply to inspect the condition of the components within, and then put back together again if all is okay in there, or would taking it apart entail changing stuff (gaskets, bearings, etc etc). Sorry, this FD thing's got me a bit paranoid
Chris _________________ "Ride hard or stay home..."
'93 BMW K1100RS
Mileage: 37,000km-ish
Malaysia |
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Scott_Anderson Site Admin
Joined: 05 Sep 2006 Posts: 3122 Location: Central Iowa, USA
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Posted: Thu Jun 10, 2010 7:22 am Post subject: |
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Chris, the final drives can be disassembled and inspected but I would think it would be difficult to do properly with out space, time, tools, and patience.
Now the drive shaft is a different issue.
About all you can do is to visually inspect it for evidence of heating/blueing, notchy u-joints, tearing rubber insert, condition of splines. That's about it.
The u-joints aren't intended to be replaced based upon how they were installed originally. You basically just replace the entire drive shaft assy. _________________ Ride safe.
1995 K1100LT 0302044
2017 FLHTK Ultra Limited
Garmin StreetPilot 2820
Garmin Zumo 550
Garmin Zumo XT
"One who does not ask questions is ashamed to learn" Danish proverb
1997 K1100LT 0302488(R.I.P.)
1997 R1100RT ZC62149(sold) |
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ChrisWeeK1100RS Flying Brick Rider
Joined: 06 Sep 2009 Posts: 162 Location: Malaysia
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Posted: Thu Jun 10, 2010 9:58 pm Post subject: |
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Thanks a lot for the info Scott!
I just got the bike back from the shop last week, had to get the headlight replaced and lower fairing metal bracket welded again. I think I'll send it back for this driveshaft inspection. I would reckon the bike has about 50,000kms on it already (odometer still not turning, still stuck at 37,043), so it may be due for a check, just in case
Chris _________________ "Ride hard or stay home..."
'93 BMW K1100RS
Mileage: 37,000km-ish
Malaysia |
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Neiljohn
Joined: 04 Oct 2009 Posts: 24
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Posted: Sat Jul 03, 2010 2:18 pm Post subject: |
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| Scott_Anderson wrote: |
About all you can do is to visually inspect it for evidence of heating/blueing, notchy u-joints, tearing rubber insert, condition of splines. |
How common is the rubber insert failing?
Just finished putting the bike back together after the box failure, gently bedding the new rear pads with the bike on the stand before I tried to take it for a ride and I stopped the rear wheel!
In ANY gear engine off and I can turn the rear wheel by hand.
Releasing the bevel/swing arm seal and there's smoke!
Is it likely the insert sheared when the box locked solid at speed to save further damage? _________________ Southern Hampshire, England.
'95 K1100LTIC (ex-police) my first road bike after 20 years without a road bike! Now backed up by an F650GS (800 twin) and a Deauville. The '52 G80C isn't a road bike so doesn't count... |
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