Specifications stated in this article
- Capacities
- 410 cc, 420 cc, 330 cc, 280 cc, 360 cc, 380 cc, 400 cc, 350 cc
Values are lifted verbatim from the text below and shown here for quick reference only. Always read them in context — many are model-specific or carry conditions.
Classic K-bike fork oil requirements
https://bmwmotorcycletech.info/kforkoil.htm K9
| Model | Leg | Drain and refill amount | Refill amount if fork is fully clean & dry |
|---|---|---|---|
| K75 Showa | L & R | 410 cc | 420 cc |
| K75 BMW; K100 8 valve | L & R | 330 cc | |
| K75 SPORT (S); K100 sport versions | L & R | 280 cc | Sport Suspension has a S stamped on top of the fork leg. |
| K100 8 valve | |||
| K100 RS/T/LT | L & R | 360 cc | |
| 16 valve models : | |||
| K1, K100RS | L & R | 380 cc | 400 cc (up to 450 on K1) |
| K1100LT; K1100RS | L | 350 cc | 400 cc |
| K1100LT; K1100RS | R | 350 cc | 400 cc |
Refill amount if fork is fully clean & dry
K75 SPORT (S); K100 sport versions
rev: 10-07-2012: Add QR code; add language button; update Google Ad-Sense code 11-27-2012: Make Table, and incorporate previous figures into table. Recheck dry and wet values for K1100, and WERE correct! 12-31-2015: Update meta-codes; narrow the table article 03/06/2016: Final update on meta-code, left justification, layout. 08/14/2016: Metacode checks. Fix scripts. Add one H.L. Narrow the table. Remove excessive empty table rows. 02/07/2018: Minor html cleanup and add 10pxl margins.
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Author. This article was written by Robert “Snowbum” Fleischer. The technical text above is reproduced word for word from his website; the club has added the navigation, the specification digest, the model tags and the links. No sentence of his has been rewritten, shortened or re-ordered.