Model: R 67 /3
Production  
Engine  
Power transmission  
Electrical System  
Chassis  
Dimensions/Weights  
     
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Production
Begin of the Production   1955
End of the Production   1956
Numbers Produced   700
Price   3.235,- DM
Engine
Internal Designation   267/2
Motor Type   four-stroke two-cylinder flat-twin
Bore x Stroke   72 x 73 mm
Displacement   594 ccm
Max Power   28 hp at 5600 rpm
Compression Ratio   6.5 : 1
Valves   ohv
Carburetion System   2 x carburettor type Bing 1/24/25 - 1/24/26
Engine Lubricating System   forced-feed lubrication
Oil Pump   gear pump
Power Transmission
Clutch   single-plate, dry
Number of Gears   4
Shifting   foot shifting (+ auxiliary manual lever on the gear block)
Gearbox Ratios   4.0 / 2.28 / 1.7 / 1.3
Rear Wheel Ratio   1 : 3.56 (with sidecar 1 : 4.38)
Bevel / Crownwheel   9 / 32 teeth (with sidecar 8 / 35)
Electrical System
Ignition System   magneto ignition
Generator   Noris 6 V L 45/60 L
Spark Plugs   Bosch W 240 T1
Chassis
Designation   251/5
Frame   double loop steel tubular frame
Front Wheel Suspension   telescopic fork
Rear Wheel Suspension   telescopic suspension
Wheel Rims   deep-bed 3 x 19 (with sidecar, rear 4 x 18)
Tyres front   3.5 x 19
Tyres rear   3.5 x 19 (with sidecar, rear 4 x 18)
Brakes front   drum brake Ø 200 mm duplex, full hub
Brakes rear   drum brake Ø 200 mm simplex, full hub
Dimensions/Weights
Length x Width x Height   2130 x 790 x 985 mm
Wheel Base   1400 mm
Fuel Tank Capacity   17 l
Unladen Weight, Full Tank   192 kg (with original sidecar 320 kg)
Idle/Riding Noise   85/87 phon
Load Rating   355 kg (with original sidecar 600 kg )
Top Speed   145 kph (with original sidecar 110 kph)