BMW R 75 G

BMW R 75 G Date 1941 - 1944

Number sold ca. 18.000

Price 2.630,- RM

Engine

Internal Designation 275 / 2
Engine type four-stroke two-cylinder flat-twin
Bore/stroke 78 x 78 mm
Cubic capacity 745 cm3
Max power 26 PS at 4000 U /min
Compression ratio 5,8 : 1
Valves per cylinder ohv
Carburation system 2 carburettor Typ Graetzin Sa 24/1 und Sa 24/2
Engine lubrication forced-feed lubrication
Oil pump gear pump

Power transmission

Clutch single discs, dry
Number of gears "road": 4 + 1 reverse gear "off-road ": 3 + 1 reverse gear
Shifting foot and manual Shifting with selector lever "off-road " + "road"
Gear ratios "road": 3,22 / 1,83 / 1,21 / 0,90 / reverse gear 2,41
"off-road": 4,46 / 2,54 / 1,67 / reverse gear 3,3
Rear wheel ratio 1 : 6,05 (from Fg. Nr. 754056 1 : 5,69)
Bevel/crown wheel 10 / 36 teeth (with sidecar 9 / 35)

Electrical system

Alternator Noris DS 6/50
Ignition magneto ignition
Spark plugs Bosch W 175 T 1

Suspension

Designation 275 / 1
Type of frame multi-part, bolted steel tubular frame
Front suspension telescopic fork
Rear suspension rigid
sidecar suspension plate springs on the boat,tube springs on sidecar wheel
wheel rims 3,00 D x 16
Tyres front 4,50 x 16 (off-road block profile)
Tyres rear 4,50 x 16 (off-road block profile)
Brakes front drum brake 250 mm, mech.
Brakes rear drum brake 250 mm, hydr.
sidecar drum brake 250 mm, hydr.

Dimensions and weights

Length x width x height 2400 x 1730 x 1000 mm (with sidecar)
Wheel base 1444 mm
Tank capacity 24 l
Unladen weight, full tank 400 kg (with sidecar)
Load rating 270 kg
Fuel consumption approx. 6.3 l (road) to 8.5 l (off-road )
Oil consumption 0,5 - 1 l / 1000 km
Top speed 95 km/h

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