The New BMW R90S Site

Welcome to the new R90S Website!

This is the new location for R90S.com, 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.

1974-1976
Model Specifications
Drivetrain
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
Electrical
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 M249joe
'75 R90S Needs minor things here and there but runs great!
Last updated: 4 days 12 hours ago; 3 Replies
by strycker6014
I am negotiating buying a 76 smoke greg R90S with 25K miles. It has sat since 2002, needs new tires, battery, leaking...
Last updated: 4 days 12 hours ago; 2 Replies
by macfly
This is a stunning R90S from Germany.
Last updated: 1 week 5 days ago; 20 Replies
by R69SR90SR100S
My R90S exhausts are terribly hard to fit. Interestingly under the front join piece it's stamped R100R. Are all...
Last updated: 2 weeks 5 days ago; 5 Replies
by scottiesharpe
Hi everyone, I thought you all would get a kick out of this story of this R90s. Can you see it? My neighbor had a a...
Last updated: 5 weeks 3 days ago; 1 Replies
by Darryl.Richman
Welcome to the BMW R90S Forum! In order to better serve both the VBMWMO's members and those interested in the...
Last updated: 7 weeks 1 hour ago; 4 Replies
by schirmer6885
Wondering if anyone has seen this? My turn indicators work fine but the flashing indicator on the instrument panel only...
Last updated: 9 weeks 1 day ago; 2 Replies
by black cobra
Has anyone used a AGM battery as a replacement? I am looking for a reliable manufacture.
Last updated: 10 weeks 2 days ago; 7 Replies
by binox
G'Day from Australia have just purchased a 1974 R90S from the states and while waiting for its arrival i'am collecting...
Last updated: 10 weeks 2 days ago; 2 Replies
by R69SR90SR100S
Whats the correct torque setting for the oil filter centre bolt? My Haynes Manual says 40nM for the later models but...
Last updated: 13 weeks 2 days ago; 1 Replies