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This 1981 BMW R100RT underwent modifications, including rebuilding the air-cooled 980cc opposed twin and installing a custom quarter fairing, electrical system, gray leather solo seat, and a two-into-one exhaust system.
![DSC3977-scaled-1.jpg DSC3977-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95244-a659fd46e20e02add4ef979b3fb0bd7a.jpg)
![DSC3977-scaled-1.jpg DSC3977-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95245-a659fd46e20e02add4ef979b3fb0bd7a.jpg)
The bike’s appearance was enhanced with a dark blue and black refinishing.The digital instrumentation is mounted ahead of the clip-on handlebars, which also carry Motone switches and replacement control cables.
![1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg 1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95246-d42ab81855c02ced67803ecac30b04df.jpg)
![1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg 1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95247-d42ab81855c02ced67803ecac30b04df.jpg)
The bike is equipped with a steel double-cradle frame, powder-coated black, and a custom quarter fairing and 6.3-gallon fuel tank painted in blue and gray. It features an LED headlight and taillight, a side stand, and a gray leather solo seat attached to a modified rear subframe.
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95248-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95249-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
The wheels are silver-painted cast alloy snowflakes, measuring 19″ front and 18″ rear, mounted with Avon Roadrider MK II tires. Suspension includes a leading-axle fork and a monoshock on the swingarm assembly. Stopping power comes from replacement dual front and single rear disc brakes.
![1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg 1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95250-520143c575ab9090d811ee9658881b6f.jpg)
![1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg 1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95251-520143c575ab9090d811ee9658881b6f.jpg)
The air-cooled 980cc opposed twin underwent a refurbishment with replacement seals and ignition coils, a rebuilt ignition system, and a custom electrical setup featuring a Motogadget M-Unit Blue digital controller and an Antigravity 8-cell lithium battery. Additional features include an electric starter, a two-into-one exhaust system with a Werkes muffler, and dual Bing carburetors.
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95252-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95253-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
Power is transmitted to the rear wheel through a five-speed transmission, a single-plate dry clutch, and a driveshaft enclosed within the right leg of the swingarm.
![1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg 1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95254-b5850fa34966badc6dedd4f6ed6c9f7f.jpg)
![1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg 1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95256-92e9bf67c0e957414270e3c7ffbb54e2.jpg)
![DSC4019-scaled-1.jpg DSC4019-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95258-58b44927219417cff157998747386414.jpg)
![DSC3882-scaled-1.jpg DSC3882-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95260-d4e714a1f851a871467f516ac02d5048.jpg)
![1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg 1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95262-4fcaab095f3689d187310b5692172164.jpg)
![1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg 1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95263-4fcaab095f3689d187310b5692172164.jpg)
Source: Bring A Trailer
The post Bike Of The Day: 1981 BMW R100RT Cafe Racer appeared first on webBikeWorld.
Continue reading...
![DSC3977-scaled-1.jpg DSC3977-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95244-a659fd46e20e02add4ef979b3fb0bd7a.jpg)
![DSC3977-scaled-1.jpg DSC3977-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95245-a659fd46e20e02add4ef979b3fb0bd7a.jpg)
The bike’s appearance was enhanced with a dark blue and black refinishing.The digital instrumentation is mounted ahead of the clip-on handlebars, which also carry Motone switches and replacement control cables.
![1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg 1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95246-d42ab81855c02ced67803ecac30b04df.jpg)
![1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg 1981_bmw_r100rt_DSC5348-54192-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95247-d42ab81855c02ced67803ecac30b04df.jpg)
The bike is equipped with a steel double-cradle frame, powder-coated black, and a custom quarter fairing and 6.3-gallon fuel tank painted in blue and gray. It features an LED headlight and taillight, a side stand, and a gray leather solo seat attached to a modified rear subframe.
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95248-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95249-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
The wheels are silver-painted cast alloy snowflakes, measuring 19″ front and 18″ rear, mounted with Avon Roadrider MK II tires. Suspension includes a leading-axle fork and a monoshock on the swingarm assembly. Stopping power comes from replacement dual front and single rear disc brakes.
![1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg 1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95250-520143c575ab9090d811ee9658881b6f.jpg)
![1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg 1981_bmw_r100rt_DSC5369-54245-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95251-520143c575ab9090d811ee9658881b6f.jpg)
The air-cooled 980cc opposed twin underwent a refurbishment with replacement seals and ignition coils, a rebuilt ignition system, and a custom electrical setup featuring a Motogadget M-Unit Blue digital controller and an Antigravity 8-cell lithium battery. Additional features include an electric starter, a two-into-one exhaust system with a Werkes muffler, and dual Bing carburetors.
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95252-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
![DSC4042-scaled-1.jpg DSC4042-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95253-7429db4d973d4cbcfd8cfa76158a79f8.jpg)
Power is transmitted to the rear wheel through a five-speed transmission, a single-plate dry clutch, and a driveshaft enclosed within the right leg of the swingarm.
![1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg 1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95254-b5850fa34966badc6dedd4f6ed6c9f7f.jpg)
![1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg 1981_bmw_r100rt_DSC5377-54257-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95255-b5850fa34966badc6dedd4f6ed6c9f7f.jpg)
![1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg 1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95256-92e9bf67c0e957414270e3c7ffbb54e2.jpg)
![1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg 1981_bmw_r100rt_DSC5405-54268-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95257-92e9bf67c0e957414270e3c7ffbb54e2.jpg)
![DSC4019-scaled-1.jpg DSC4019-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95258-58b44927219417cff157998747386414.jpg)
![DSC4019-scaled-1.jpg DSC4019-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95259-58b44927219417cff157998747386414.jpg)
![DSC3882-scaled-1.jpg DSC3882-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95260-d4e714a1f851a871467f516ac02d5048.jpg)
![DSC3882-scaled-1.jpg DSC3882-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95261-d4e714a1f851a871467f516ac02d5048.jpg)
![1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg 1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95262-4fcaab095f3689d187310b5692172164.jpg)
![1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg 1981_bmw_r100rt_DSC5506-91447-scaled-1.jpg](https://www.nc700-forum.com/data/attachments/95/95263-4fcaab095f3689d187310b5692172164.jpg)
Source: Bring A Trailer
The post Bike Of The Day: 1981 BMW R100RT Cafe Racer appeared first on webBikeWorld.
Continue reading...
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