1990 BMW R80 Specifications

Name: 1990 BMW R80
Brand: BMW

Touring • Specs last verified 13 July 2026

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1990 BMW R80 Overview

For 1990, BMW offers the R80 as a touring motorcycle with 797 cc on tap. The 1990 BMW R80 is built around a Two cylinder boxer engine running OHV valve actuation, a compression ratio of 8.2:1. Internally, bore and stroke are 84.8 x 70.6 mm. Out on the road, the R80 delivers. Flat out, it's quoted at 177 km/h. In everyday use, the 1990 R80 tips the scales at 210 kg and carries a 22-litre fuel tank. That's roughly 98.9 kg lighter than the average touring motorcycle in our database. Every technical detail, from suspension travel to tyre sizes, is covered in the full 1990 BMW R80 spec sheet below.

1990 BMW R80 compared with other bikes in the Touring category

Measured against other bikes in the Touring category in our database (up to 656 models, one entry per model), the 1990 BMW R80 comes out as follows.

With 210 kg, the R80 has the joint 50th lightest wet weight of 451 bikes in the Touring category, 32% below the category average of 308.9 kg.
Engine displacement of 797 cc is smaller than that of 499 of the other 655 bikes in the Touring category.
Narrowing the field to the 121 models within five model years of it, the wet weight of 210 kg is lighter than that of 92 of the other 120.

Versus the 1989 model

Compared with the 1989 model, wet weight went up from 207 kg to 210 kg (+3 kg) and top speed fell from 181 km/h to 177 km/h (-4 km/h). Displacement is unchanged.

1990 R80 - Pros & Cons

Strengths

Strong front braking: The single disc front brake bites hard and stays consistent - a solid foundation whether it's stock or upgraded with braided lines.
Large fuel range: With a 22-litre tank, this isn't a bike you'll be stopping for fuel every hour - a real asset on longer trips.
Low-maintenance final drive: Shaft final drive is about as close to maintenance-free as motorcycle drivetrains get.

Considerations

Age-related wear: No particular mechanical concern flags for the R80 - condition on any used example comes down to how well it's been looked after.

Wear Points & Servicing Notes

Brake disc and pad wear

Single disc up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.

Final drive maintenance

Shaft final drive on the R80 removes chain and belt maintenance entirely - the trade-off is a little extra unsprung weight and periodic gear-oil changes.

R80 - Buying & Maintenance Guide

What to check before buying

A pre-purchase check on the 1990 BMW R80 with its 797 cc touring should cover the same ground every time: service history, drivetrain condition, and any oil seepage around the casings. This model runs shaft final drive, so ask for proof the shaft-drive gear oil has been changed on schedule - it's easy to overlook since there's no chain to draw attention to it. Now 36 years old, this touring is as likely to show age-related wear (perished rubber, seized fasteners, degraded seals) as mileage-related wear. Start it from cold if you can - a well-kept R80 settles to a smooth idle within seconds.

Oil and filter changes

Oil changes are the cheapest insurance you can buy for the R80's 797 cc two cylinder boxer - keep to the manufacturer's interval rather than stretching it. With an 8.2:1 compression ratio, running the octane grade specified in the manual matters more than on a lower-compression engine. Use the viscosity grade the manual specifies, not whatever's on sale.

1990 BMW R80 - Frequently Asked Questions

What engine does the 1990 BMW R80 have?

The 1990 BMW R80 uses a Two cylinder boxer engine with 797 cc of displacement.

What is the top speed of the 1990 BMW R80?

The 1990 BMW R80 has a factory-quoted top speed of 177 km/h. Real-world speeds vary depending on rider weight, conditions and state of tune.

How much does the 1990 BMW R80 weigh?

The 1990 BMW R80 weighs 210 kg. This is the manufacturer's wet figure.

What is the fuel tank capacity of the 1990 BMW R80?

The 1990 BMW R80 has a 22-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 366-440 km between stops.

What brakes does the 1990 BMW R80 have?

The 1990 BMW R80 uses single disc at the front and Expanding brake at the rear.

What tyre sizes does the 1990 BMW R80 use?

The 1990 BMW R80 runs 90/90-18 front and 120/90-18 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.

What is the compression ratio of the 1990 BMW R80?

The 1990 BMW R80 runs a compression ratio of 8.2:1. Always use the minimum octane rating specified in the owner's manual.

BMW R80 Spec Evolution

The BMW R80 was produced across 11 model years (1984-1994). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.

Specification	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994
Wet Weight	207.0 kg / 456.4 lbs	207.0 kg / 456.4 lbs	207.0 kg / 456.4 lbs	207.0 kg / 456.4 lbs	207.0 kg / 456.4 lbs	207.0 kg / 456.4 lbs	210.0 kg / 463.0 lbs	210.0 kg / 463.0 lbs	210.0 kg / 463.0 lbs	-	-
Engine Type	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer	Two cylinder boxer, four-stroke
Top Speed	181.0 km/h / 112.5 mph	181.0 km/h / 112.5 mph	181.0 km/h / 112.5 mph	181.0 km/h / 112.5 mph	181.0 km/h / 112.5 mph	181.0 km/h / 112.5 mph	177.0 km/h / 110.0 mph	177.0 km/h / 110.0 mph	177.0 km/h / 110.0 mph	-	-
Max Torque	-	-	-	-	-	-	-	-	-	57.86	49.03 Nm (5.0 kgf-m or 36.2 ft.lbs) @ 3750
Power-to-Weight Ratio	-	-	-	-	-	-	-	-	-	0.2632 HP/kg	0.2737 HP/kg

Key Specifications

Engine

Two cylinder boxer

Power

Not recorded

Torque

Not recorded

Top Speed

177.0 km/h / 110.0 mph

Weight

210.0 kg / 463.0 lbs

Fuel Capacity

22.00 litres / 5.81 gallons

Full 1990 BMW R80 Specifications

Fuel Capacity 22.00 litres / 5.81 gallons

Wet Weight 210.0 kg / 463.0 lbs

Top Speed 177.0 km/h / 110.0 mph

Bore x Stroke (in,) 3.3 x 2.8 inches

Bore x Stroke (mm) 84.8 x 70.6 mm

Displacement (cc) 797.00 cc

Displacement (ci) 48.63 cubic inches

Engine Type Two cylinder boxer

Fuel Control OHV

Stroke 4

Compression Ratio 8.2:1

Valve System 2

Final Drive Shaft drive (cardan)

Gearbox 5-speed

Brakes - Front Single disc

Brakes - Rear Expanding brake

Tyres - Front 90/90-18

Tyres - Rear 120/90-18

Specifications are compiled from manufacturer documentation and cross-referenced technical sources, and corrected on an ongoing basis. Spot an error? Let us know.

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R80 Years

1990 1985 1984

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BMW R80 - other years

1990 1985 1984

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