During the major revision in 1981, the suffix T was removed from the R 100 T model name, which resulted in the launch of the BMW R 100. The newly released model generated two hp more than the T model, but in addition to the increased power, numerous modifications were designed into the R 100 chassis, such as wider cast aluminum wheel rims and a more advanced front wheel brake.
With a low weight of 218 kg (481 lbs) and a power of 67 hp at 7,000rpm and 72 Nm (53 lb-ft) of torque at 5,500 rpm generated from the 980cc engine and a top speed of 195 kph (121 mph), at the time Boxer fans considered the R 100 motorcycle a true sports model in the BMW range.
Onto the double loop frame with a bolted rear section, for suspension, the 1981 BMW R 100 packed a telescopic fork with hydraulic shock absorbers on the front and a long swingarm with adjustable shock absorbers on the rear.
For braking purposes, the model packed two 260 mm discs on the front wheel and a 200 mm drum unit on the rear.
The BMW R 100 naked machine came with standard features such as a chromed dual exhaust system, a large round headlight, a dual seat with passenger grab rails, a small luggage rack, a center stand, die-cast aluminum wheels, and an analog instrumentation panel.