The New BMW R90S Site

Welcome to the new R90S Website!

This is the new location for, which has become a part of the Vintage BMW Motorcycle Owners (VBMWMO) website. This R90S homepage is your portal to news, information, comraderie and help with the BMW R90S motorcycle, produced from 1974-1976 in TT Silver Smoke and Daytona Orange paint.

If you're an existing member of the R90S forum, you'll find that your account has been moved over, and any posts you may have made are now a part of the VBMWMO Forum. To login, just click on the login link above on the right, in the banner.

We also suggest that you visit the home page of the R90SWorldNet mailing list, where you can find a huge amount of detail and information about this special model.

Model Specifications
Displacement 898cc
Cylinders 2
Bore x Stroke (mm) 90 x 70.6
HP @ RPM 67 @ 7000
Compression Ratio 9.5:1
Valves OHV, 2 per cylinder
Clutch Dry, single plate, cable operated
Transmission 5 speed, foot shifted
Final Drive Driveshaft
Running Gear
Frame Tubular steel double cradle
Front Suspension Hydraulically damped telescopic fork
Rear Suspension Twin shock swingarm
Front Brakes Dual ATE 260mm disc with single piston
Rear Brakes 200mm drum, single leading shoe
Ignition Battery/coil
Spark Plugs Bosch W5DC
Generator Bosch G1 14 13V 21A 280W
Capacities & Measurements
Weight 220kg
Fuel 24l
Wheelbase 1465mm
Top Speed 200kph
Number Produced 17465
by Gorio
I may be parting with my bike and before I get all silly with ebay or something I thought I would spread the word a bit...
Last updated: 1 week 10 hours ago; 0 Replies
by obersturm
Hi all, chiming in from Melbourne/Australia. What a great community you have here! I am after some thoughts by seasoned...
Last updated: 3 weeks 2 days ago; 4 Replies
by OCJoeR
Greetings all. I'm new to this site but have been riding BMWs for . . . well a long time. A friend of mine has told me...
Last updated: 3 weeks 6 days ago; 2 Replies
by 2valve
Hi to all. Does any forum members have a built date 4/1975 R90S sitting in the shed ?. Im trying to find out if this...
Last updated: 4 weeks 2 days ago; 1 Replies
by p_reale
Now that I have just about completed the restoration on my '76, I could finally take it on the road. Unfortunately, the...
Last updated: 4 weeks 4 days ago; 14 Replies
by thunderbolt
hey guys can anyone tell me why and what to fix my problem my r90 when i go over 90 mph my front wheel goes letf...
Last updated: 5 weeks 4 days ago; 3 Replies
by 2valve
hi to all, would anybody have some pictures of where the tyre pressure sticker / paint code stickers / or any " OTHER...
Last updated: 8 weeks 3 days ago; 14 Replies
by SteveH
Has anybody replaced there seat with the one that is being offered by S Mayer or Bench mark works ? Was it an exact...
Last updated: 9 weeks 11 hours ago; 23 Replies
by sobonatovada
Here's my point, I know there are little differences between first and second series, but it's so hard to keep a solid...
Last updated: 9 weeks 2 days ago; 1 Replies
by 2valve
Hi to all. The loom that goes to the gearbox for the neutral switch, does this loom have a little plug that attaches to...
Last updated: 9 weeks 4 days ago; 1 Replies