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fork-dampening-&-springing-175-199m-1275
( ) ·’ BMW :.Jotorrad GmbH ;Service Ett/cb/fm Service-nI ·formation ~ 60/5 ~ ~ 90 S motorcycles ‘l’e chni ca 1 :•’Iunich, Dec 1 7~ 11 7 5 ( 1 :J 9 ~-1) e ——–···—·—···-·—-“-“-· ~0-;_;.p——J.;±———————- Subject: Front forks – damping and spri~ging Dampins; ~o prevent the fro~t forks from compressing too far or bottoming
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fork-oil-capacity-31-003-79-2010-280
Service-Informatio&n Group 31 February Bulletin No.: Front Fork 1980 31 003 79(2010) – For U.S.A. and Canada Only – SUPPLEMENI T Subject: Approved Quantities and Lubricants Whenever the fork lubricant is changed or replenished, especially at the first service check at 600 miles, the refill quantity per fork leg is: R 50/5 – R 100
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front-fork-noise-31-004-79-1077r-979
( , . • ‘ – \ C~/i.J. Service-Information & BMW MOTORRi\D GmbH. Motorcycles: R 80/7 – R 100 :; Munich, Sept.?~ Service Technical Group: Front Fo:r: ks RM-K-1O vdw 31 004 ?g( 107’ – For U.S.A. and Canada Only – Subject: Telescopic Front Fork Dampers Dear Dealer: In order to eliminate possible noises in
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approved-fork-oil-31-003-79-1072r-779
……. ~ ( ( ) i Service-Information $ BMWM OTORRADG MBH Motorcycle: R 50/5-R 100 Rt Munich, July 7r’ I ~ Service Technical RM-K-10 vdw Group: Front Fork 31 003 7.9(. ~ 0,2~ – For U.S.A. and Canada Only – Subject; Approved Lubricants, Quantities Recommended and Oil Changes Dear Dealer, The following supplements SI 31
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approved-fork-oil-31-002-73-1041r-478
……. ~ ( ( ) i Service-Information $ BMWM OTORRADG MBH Motorcycle: R 50/5-R 100 Rt Munich, July 7r’ I ~ Service Technical RM-K-10 vdw Group: Front Fork 31 003 7.9(. ~ 0,2~ – For U.S.A. and Canada Only – Subject; Approved Lubricants, Quantities Recommended and Oil Changes Dear Dealer, The following supplements SI 31
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improved-fork-seals-31-021-88-2320-888
( { ‘ ‘, Service-InformationM otorcycle BMW. NA· Service Department : ‘.- -• –•• ‘::•_·:\;;:!~~1t.>)T·?r·:,:·~~:’ ::’;.~r)rT: ~s1!r~t;)JI}?II~ ~If :T_·,1 Impro_!ed>E· ;k: Seals – R80 and, _Rl,~~:,~~~ls- · ~~~ ~n·· __,- .>· .;::_,;., _ _ 0:;\::, —-~ Problem: Infonnation: Fork Seal Replacement: SHARP EDGE Leaking Fork Seals As described in Service Information 31 019 88 (2279)
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front-fork-noise-31-009-83-2082-883
Service-Informatio&n Group 31 August Bulletin No. : Front Fork 1983 31 009 83 (2082) – For U.S.A. and Canada Only – RE: FRONT FORK NOISE Dear Dealer: The telescopic front fork dampers on all models except R65′ and R65LS now come equipped with a new spring-loaded valve housing, which eliminates axial play that may cause
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fork-oil-change-31-008-83-2079-783
( Service-Informatio&n Group 31 July Bulletin No. : Front Fork 1983 31 008 83 (2079) – For U.S.A. and Canada Only – RE: OIL CHANGE IN TELESCOPIC FORK Dear Dealer: The different telescopic forks of particular BMW motorcycle models require different oil quantities. The table below provides an actual breakdown: R65, R65LS 190 ± 10
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front-fork-noise-31-007-82-2046-782
… ( ( ( Service-Informatio&n Group: 31 July Bulletin No. : FRONT FORK 1982 … 31 007 82 (2046) – For ti. s. A. and Canada onl.y._ – SUBJECT: FRONT FORK NOISE Dear Dealer: May we advise of two important procedures to overcome front fork noise: (1) All 1981 & up RSOGs·- RlOORT 1981 &
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correct-fork-springs-31-006-80-2025-580
( ( .,,_ f. Service-Informatio&n Group 31 Front Fork May 1980 Bulletin No. : 31 006 80(2025) – For U.S.A. and Canada Only – Subject: Correct Front Fork Springs Whenever a sagging front fork end is suspect of incorrect or sagging fork springs, please remove fork springs and measure the free length as follows: R
About
In this series, we’ll be talking with independent mechanics, product developers and aficionados of the classic airhead BMW motorcycles, produced from 1970 to 1995, also known as the “Type 247 boxer.” If you’re an airhead rider, you’ll recognize nearly all of our guests in this series. If you’re generally a motorcycle enthusiast, this a great opportunity to add some knowledge to your database and enjoy some great motorcycle talk.

