1970 BMW R 50-5

Specifications
- Category
- Touring
- Displacement
- 498.0 ccm (30.39 cubic inches)
- Displacement (cc)
- 498.00
- Engine details
- Two cylinder boxer, four-stroke
- Power
- 32.0 HP (23.4 kW) @ 6400 RPM
- Top speed
- 151.0 km/h (93.8 mph)
- Compression
- 8.6:1
- Bore × stroke
- 67.0 x 70.6 mm (2.6 x 2.8 inches)
- Valves/cyl
- 2.0
- Fuel control
- Overhead Valves (OHV)
- Cooling
- Air
- Gearbox
- 4-speed
- Transmission
- Shaft drive (cardan) (final drive)
- Front tyre
- 3.25-19
- Rear tyre
- 4.00-18
- Front brakes
- Expanding brake
- Rear brakes
- Expanding brake
- Wet weight
- 222.0 kg (489.4 pounds)
- Fuel capacity
- 24.00 litres (6.34 US gallons)
The 1970 BMW R 50-5
1970 BMW R 50-5 sits at the base of the newly introduced /5 series, the smallest and lightest bike in a lineup built to modernize BMW's boxer twins for a new decade. This is a machine for covering real distance without drama: the shaft drive means no chain to clean or adjust, the boxer engine runs cool and smooth at highway pace, and the whole package feels unhurried rather than sporty. Handling is stable and forgiving, better suited to a rider who wants to log miles comfortably than one chasing corner speed. The 1970 model carried over without significant mechanical changes from the prior year — buyers comparing it to a 1969 example should focus on mileage, service history, and condition rather than spec differences, since this was effectively still the debut year for the /5 platform. Owners tend to be BMW loyalists or long-distance touring types who value mechanical simplicity over outright performance, often stepping down from a larger R 60-5 or R 75-5 for a lighter, easier-to-manage bike. Collector interest in the 1970 BMW R 50-5 remains moderate, appealing more to riders than pure investors.
Auction history
| Date | Listing | Price | Mileage | Source |
|---|---|---|---|---|
| Jan 13, 2025 | 1970 BMW R50/5 | $4,100 | — | Bring a Trailer |
| Jul 24, 2024 | 1970 BMW R50/5 | $4,650 | — | Bring a Trailer |
| Feb 21, 2020 | 1970 BMW R50/5 | $5,350 | — | Bring a Trailer |
