What category is the 1982 BMW R 45?

The 1982 BMW R 45 has a Category of Sport.

What is the engine size of the 1982 BMW R 45?

The 1982 BMW R 45 has a Capacity: of 473.00 ccm (28.86 cubic inches).

What type of engine does the 1982 BMW R 45 have?

The 1982 BMW R 45 has a Engine type of Two cylinder boxer.

What is the engine power of the 1982 BMW R 45?

The 1982 BMW R 45 has a Power of 35.00.

Is the 1982 BMW R 45 air cooled or liquid cooled?

The 1982 BMW R 45 has a Cooling system of Air.

How many gears does the 1982 BMW R 45 have?

The 1982 BMW R 45 has a Gearbox of 5-speed.

How much does the 1982 BMW R 45 weigh?

The 1982 BMW R 45 has a Weight incl. oil, gas, etc of 206.0 kg (454.2 pounds).

What is the top speed of the 1982 BMW R 45?

The 1982 BMW R 45 has a Top speed of 160.0 km/h (99.4 mph).

BMW R 45 - 1982 Specifications and Reviews

Name: 1982 BMW R 45
Brand: BMW

The 1982 BMW R 45 is a mid-sized sport tourer powered by a air-cooled 473cc boxer twin delivering 35 horsepower. Its shaft-driven reliability, comfortable ergonomics, and manageable weight make it ideal for riders seeking accessible performance and everyday practicality. Known for its characteristic twin-cylinder smoothness and European engineering, the R 45 remains a dependable middleweight for both commuting and weekend riding.

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1982

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General information
Category	Sport
Year	1982
Model	BMW R 45
Engine and Transmission Specifications
Transmission typefinal drive	Shaft drive (cardan)
Gearbox	5-speed
Cooling system	Air
Fuel control	OHV
Valves per cylinder	2
Bore x stroke	70.0 x 61.5 mm (2.8 x 2.4 inches)
Compression	9.2:1
Power	35.00
Stroke	4
Engine type	Two cylinder boxer
Capacity:	473.00 ccm (28.86 cubic inches)
Physical measures and capacities
Weight incl. oil, gas, etc	206.0 kg (454.2 pounds)

BMW R 45 dimensions and frame
Rear brakes	Expanding brake
Front brakes	Single disc
Rear tyre dimensions	4.00-18
Front tyre dimensions	3.25-18

Speed and acceleration
Top speed	160.0 km/h (99.4 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	22.00 litres (5.81 gallons)

Performance Profile & Rider Fit

35 hp

Peak Power

9.5s

0-60 mph

99.4 mph

Top Speed

Best For

Track15%

City55%

Cornering45%

Daily Riding55%

Touring50%

Passenger45%

Rider Profile

Best For	Well suited to newer or returning riders thanks to its modest power delivery and predictable, low-stress handling.
Purpose	A classic entry-level boxer twin meant for relaxed commuting, learning, and light weekend rides rather than outright performance.
Rider Fit	Its light weight and low seat height make it manageable for riders of smaller stature or those wanting an easy, unintimidating machine.
Character	An honest, mechanically simple air-cooled boxer with charming shaft-drive smoothness and old-school BMW build quality.
Not Ideal For	Not for riders seeking strong acceleration, high top speed, or any serious off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.