1981 BMW R-Series

6240400

Clear

96 Normal 0 false false false EN-US JA X-NONE For more on the BMW motorcycle company and the R100RT, please read on past the photos… The BMW R 100, with variant models designated by T, S, CS, RS, RS Classic, RT, RT Classic, R and GS, is a BMW motorcycle series, using a two-cylinder, four-stroke boxer engine of 980 cc capacity. Model production began in 1976, with a premature shutdown and subsequent restart in 1985, and final completion of the series in 1996. Specifications: -Start of Production: 1978 -End of Production: 1984 -Numbers Produced: 18,015 -Price: 11,480 DM -Four-stroke two cylinder horizontally opposed "Boxer" engine, air cooled 94 x 70.6 mm (3.70 x 2.78 in), 980 cc, 70 hp (51 KW) at 7,250 rpm 77 Nm / 56 ft lb at 5,500 rpm 9.5:1 OHV, using push rod and rocker arm -2 constant depression carburettors, Bing 94/40/105 - 94/40/106 -Wet sump -Dry single plate, with diaphragm spring -Dog type gearbox (ratchet foot lever), 4.4 / 2.86 / 2.07 / 1.67 / 1.50 : 1 (Optional sport version: 3.38 / 2.43 / 1.93 / 1.67 / 1.50 1 : 3.0 or 1 : 2.91 -11 / 33 teeth or 11 / 32 teeth -Battery ignition. From Sept 1980: contact free electronic ignition (Bosch) -Bosch 12V/240 W -Type of Frame: Double loop tubular frame with bolt on rear section -Front wheel suspension: Telescopic fork with hydraulic shock absorber -Rear wheel suspension Spring Travel: Long swinging arm with adjustable strut 200 / 125 mm (7.87 x 4.92 in) -Front/Rear Wheel Rims, Front Wheel Rims: 1.85 B 19, 2.75 C 18 -Rear Tires: 3.25 H 19 -Front Tires: 4.00 H 18 -Rear Brakes, Front Brakes: Dual disc brake 260 mm / 10.23 in diameter. ATE 1 piston caliper up to 1981. 1981 models Brembo 2 piston caliper Single disc brake 260 mm / 10.23 in diameter -Dimensions/Weights: -Length x Width x Height: 2210 x 746 x 1465 mm (87 x 29.37 x 57.67 in) -Wheel Base: 1465 mm / 57.67 in -Fuel Tank Capacity: 24 litres / 5.27 gal / 6.34 gal US -Unladen Weight with Full Tank: 234 Kg / 515 lb to 1980. -1981 on 238 Kg / 525 lb -Max. Permissible Weight: 398 Kg / 876 lb -Ground Clearance: 165 mm / 6.49 in -Seat Height (Unladen): 820 mm (32.3 inches) -Fuel Consumption at constant 90 Kph top speed: 5.75 litres 100 Km / 49 mpg / 40 mpg US 190 Kph / 118 mph -Acceleration, 0 - 100 Kph / 62 mph: 5.0 seconds On Oct-10-16 at 18:48:06 PDT, seller added the following information: I received an email from a watcher about the seat, providing some information I didn't know. It is a Russell Day-Long Touring Saddle, a seat that was handmade on the original stock seat pan. I was wondering why it's so comfortable on long trips. Now I know. Thank you to the eBay member who clued me in to the origin of the seat!