Category: Service Bulletin

SERVIINCFEO RMATION(‘ Tech. 0uet. Service VKT 20 Gi/Zr/Go Motorcycles R 50 5, R 60 5. R 75/5 abeorbera Munich, Jan. 71 Bo. 2/70 (293) e. Ref.: Castor correction at the installation of shells 0 Dear Sirs, when installing shells, the castor is emallered by the higher front axle boad aad the greater spring way of the for,. To reach the original castor again, put eachtto washers, ordering No. 31 42 2 000 399 under the ~upper spring bearing ot both fork legs_, see chart. The driving stability by this is kept constant at bikes with shells. If FOU produce these…

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“‘ _, . ‘ SUBJECT: SUSPENSION TUNING A motorcycle suspension system must cope with a widely variable (·,, loading. No manufacturer can create one sus?ension setting which will be correct for all loads. The suspension must be tailored to the requirements of the individual rider depending upon load, riding style accessories and their location. BMW offers factory made suspension components to permit this adjustability in order to provide maximum comfort and safety. All other components, i.e.: forks, steering head bearings, frame, swingarm, wheels and tires must be in good condition and properly adjusted before suspension modifications are attempted. Listed below…

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Service-Informatio&n Tech. Cust. Service Motorcycle RS0/5, R60/5,R75/~ Munich, Aup:. 7; VS-201 gi-z-sta Group: Springs and Shockabsor b, No. 2/72(029M Ref.: Floating damper nozzles for telescopic fork Dear Sirs, As or frame nos. 2 90~ 276 – R 50/5 2 941 811 – R 60/5 2 987 432 – R 75/5 a floatin~ rlamper nozzle is fitted in the fork tube, instEad of the fixed nozzle. Sticking of the damper tube in the nozzle, caused by the coincidence of unfavourable tolerances, is obviated by this new damper element. The floatin~ damper nozzle consists of two threaded rinrs. parts No. 31 42…

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( ) ·’ 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 over undulating surfaces, a suspension damper with a harde~ compression phase has been developed. The uprated compression phase is particularly suitable for machines with the twin disc brake which are norraally riaten in an ent~usiastic manner. The compression phase damping action has c)een modified by…

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( ( ·service-Jnformation0 Tech.Cust.Service VS-2011 kl/tw/fm Motorcycle R50/5 – R90 S Group: 31 Munich, May ’74 1/74 (117 M) e Subject: Approved Fluid Grades for the Front Telescopic Fork Gentlemen: We give below a list of the works-approved shock absorber fluids for the above-mentioned models: Manufacturer Aral BP Castrol Castrol Sl;iell Shell n•c erely yours, CHE MOTORENW ERKE t’engesellschaft i.V. ,,A–~ Scholz Fluid Grade 1010 Aero Hydraulic l DB Hydraulic Fluid Shock Absorber 1-318 Aero Fluid 4 4001 Shock Absorber Fluid Kenntnis genommen – Pris connaissance – Noted – Tornado nota – Preso conoscenza Abfage – Archives – File –…

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v v Tech.Cust.Service vs-201 gi/Zr/fm BMWM otorcycles Group: Springs and Munich, Feb 73 3/72 (045M) e Ref: Play adjustment of the bearings in the steering head Dear Sirs, The play of the tapered roller bearings in the steering head is adjusted as of Chassis No. 2 905 828 R 50/5 Chassis No. 2 946 097 R 60/5 Chassis No. 2 995 073 R 75/5 by means of a nut, Part No. 31 42 1 232 343 instead of the split circular nut used previously. As a result of this alteration, the following parts are no longer ( necessary: Parts designation:…

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-~: :•, ··’· .. \:i;: …. ~ir I I, •• .·.-l:·:,: .. Tech.Cust.Service VS-201 hl/Zr/fm Motorcycles R50/5, R60/5, R75/5 Group: Springs & .:l/ Munich, Dec 172 No.4/72 (053M)e …, Ref: Correction of the castor when fitting fairings Dear Sirs, Instead of the spacers (Part No. 31 42 2 000 399) used up until now for the correction of the castor angle, ·we now use a strengthened supporting spring as of Chassis No. 2 904 276 BMW R50/5 2 940 990 BMW R60/5 -;,~~~.

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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 RT R 65 – only Refill After Fork Disassembly 280 ± l0can 190 t l0con Drain and Refill 265 ± ‘lOcan – 190 r l0con The same quantity should also be used in older models. CAUTIONB: e sure, when a lubricant is used to use…

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( , . • ‘ – \ 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 the front fork a rubber disk, BMW part i 31 42 1 240 027, is now standard equipment. The modification was introduced starting with the following V.I.N#: V.I .. N.J MODELS 6 126 062 R 80/7 R 100 T 6 165 017 R 100 s…

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……. ~ ( ( ) 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 31 002 78(1041R) and includes the latest factory-approved lubricants for front forks: Make Castrol Esso Mobil Mobil Shell Shell Type DB Hydraulic Fluid Univis J 13 Aero HFA.– DTE 11 Aero Fluid 4 4001 (available only through importers) In addition to those capacities mentioned in SI…

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