BMW R69US
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| BMW R69 | |
| Manufacturer | |
|---|---|
| Also called | R69US, R69S, R 69 |
| Production | 1967 - 69 |
| Engine | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Compression ratio | 9.5:1 |
| Ignition | Magneto ignition |
| Transmission | 4 Speed |
| Frame | Double loop steel tubular frame |
| Suspension | Front: Telescopic front fork with hydraulic damping Rear: Swingarm, plunger type shock absorbers |
| Brakes | Front: ∅200mm Drum Rear: ∅200mm Drum |
| Front Tire | 3.50 - S18" |
| Rear Tire | 4.00 - S18" |
| Weight | |
| Fuel Capacity | 17 liters / 4.4 US gal |
| Manuals | Service Manual |
Engine[edit | edit source]
The engine was a Air cooled cooled Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.. The engine featured a 9.5:1 compression ratio.
Drive[edit | edit source]
Power was moderated via the Single plate, dry.
Chassis[edit | edit source]
It came with a 3.50 - S18" front tire and a 4.00 - S18" rear tire. Stopping was achieved via ∅200mm Drum in the front and a ∅200mm Drum in the rear. The front suspension was a Telescopic front fork with hydraulic damping while the rear was equipped with a Swingarm, plunger type shock absorbers. The R69US was fitted with a 17 liters / 4.4 US gal fuel tank.
Photos[edit | edit source]
Overview[edit | edit source]
| Make Model | BMW R 69 US |
|---|---|
| Year | 1967 - 69 |
| Engine Type | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Displacement | 594 cc / 36.2 cu in |
| Bore X Stroke | 72 x 73 mm |
| Compression | 9.5:1 |
| Cooling System | Air cooled |
| Induction | 2 x Bing 1/26/9 - 1/26/10 carburetors |
| Ignition | Magneto ignition |
| Starting | Electric |
| Clutch | Single plate, dry |
| Max Power | 31.3 kW / 42 hp @ 7000 rpm |
| Transmission | 4 Speed |
| Final Drive | Shaft |
| Gear Ratio | 1st 4.17 / 2nd 2.73 / 3rd 1.94 / 4th 1.54 |
| Frame | Double loop steel tubular frame |
| Front Suspension | Telescopic front fork with hydraulic damping |
| Rear Suspension | Swingarm, plunger type shock absorbers |
| Front Brakes | ∅200mm Drum |
| Rear Brakes | ∅200mm Drum |
| Front Tire | 3.50 - S18" |
| Rear Tire | 4.00 - S18" |
| Wet-weight | 200 kg / 440 lbs |
| Fuel Capacity | 17 liters / 4.4 US gal |