1974 BMW R 75-6

Specifications
- Category
- Touring
- Displacement
- 745.0 ccm (45.46 cubic inches)
- Displacement (cc)
- 745.00
- Engine details
- Two cylinder boxer, four-stroke
- Power
- 50.0 HP (36.5 kW) @ 6200 RPM
- Top speed
- 181.0 km/h (112.5 mph)
- Compression
- 9.0:1
- Bore × stroke
- 82.0 x 70.6 mm (3.2 x 2.8 inches)
- Valves/cyl
- 2.0
- Fuel control
- Overhead Valves (OHV)
- Cooling
- Air
- Gearbox
- 5-speed
- Transmission
- Shaft drive (cardan) (final drive)
- Front tyre
- 3.25-19
- Rear tyre
- 4.00-18
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Wet weight
- 227.0 kg (500.4 pounds)
- Fuel capacity
- 18.00 litres (4.76 US gallons)
The 1974 BMW R 75-6
1974 BMW R 75-6 sits in the middle of the airhead lineup as the sensible touring choice, built for riders who wanted long-distance comfort without stepping up to the biggest boxer BMW offered. This is a bike that settles into highway miles rather than chasing them; the shaft drive means no chain maintenance on tour, and the boxer engine's low center of gravity makes it forgiving when loaded with luggage for a two-up trip across the Alps. It's not quick off the line, but it holds a cruising pace all day without complaint, and the mechanical simplicity underneath the bodywork means most issues can be diagnosed by ear before they become expensive. The 1974 model carried over without significant mechanical changes from the prior year — buyers comparing it to a 1973 example should focus on mileage, service history, and condition rather than spec differences. Owners tend to be riders who already know BMWs, often moving from a smaller airhead or another shaft-drive tourer, drawn to the R 75-6 for its reliability rather than outright performance. Collector interest sits at a moderate level, making well-documented examples worth pursuing over cosmetically restored ones.
Auction history
| Date | Listing | Price | Mileage | Source |
|---|---|---|---|---|
| Oct 13, 2025 | 26-Years-Owned 1974 BMW R75/6 | $3,100 | — | Bring a Trailer |
| Apr 20, 2025 | 1974 BMW R75/6 | $6,000 | — | Bring a Trailer |
| Aug 6, 2024 | 1974 BMW R75/6 | $4,200 | — | Bring a Trailer |
| May 30, 2021 | Modified 1974 BMW R75/6 | $9,000 | — | Bring a Trailer |
| May 3, 2021 | 1974 BMW R75/6 w/2015 Steib Sidecar | $15,200 | — | Bring a Trailer |
| Apr 21, 2020 | 1974 BMW R75/6 | $8,200 | — | Bring a Trailer |
All BMW R 75-6 years
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