ini thread yang dibuat bagi penggemar motor legendaris BMW
sebagian banyak yang gue ambil dari forum sebelah,
tapi berhubung asalnya gue adalah kaskuser, gue bagi juga di sini

grup pesbuk, CLASSIC BMW LOVERS : http://www.facebook.com/group.php?gid=5525225207


berhubung gue punya BMW R25/3
jadi spek pertama yang gue kasih BMW R25/3 dulu aja ya
sumber: http://www.bmbikes.co.uk/bmwmodels.htm

BMW R25/3 Specification

• Start of Production : 1953
  
• End of Production : 1956
  
• Numbers Produced : 47,700
  
• Price : 2,060 DM
  

Engine

• Internal Designation : 224/4
  
• Motor Type : Four-stroke single cylinder vertical
  
• Bore x Stroke : 68 x 68 mm (2.67 x 2.67 in)
  
• Displacement : 247 cc
  
• Max Power : 13 hp at 5,800 rpm
  
• Compression Ratio : 7.0 : 1
  
• Valves: OHV
  
• Carburation System : 1 x Bing type 1/24/41 or SAWE type K 24 F
  
• Engine Lubricating System : Forced feed lubrication
  
• Oil Pump : Gear pump
  

Power Transmission\t

• Clutch : Single plate, dry
  
• Number of Gears : 4
  
• Shifting : Foot switching (+ auxiliary manual switch on gearing block)
  
• Gearbox Ratios : 6.1 / 3.0 / 2.04 / 1.54
  
• Rear Wheel Ratio : 4.16 : 1 (with sidecar 4.8 : 1)
  
• Bevel/Crownwheel : 6 / 25 teeth (with sidecar 5 / 24)
  

Electrical System\t

• Ignition System : Battery ignition
  
• Generator : Noris ZLZ 60/6/1600 L
  
• Spark Plugs : Bosch W 240 T1
  

Chassis

• Designation : 225/3
  
• Frame : Closed steel twin loop frame, welded
  
• Front wheel suspension : Telescopic fork
  
• Rear wheel suspension : Telescopic suspension
  
• Wheel rims : 3 x 18 deep bed
  
• Tyres, Front : 3.25 x 18
  
• Tyres, Rear : 3.25 x 18
  
• Brakes, Front : Drum brake 160 mm / 6.29 in diameter
  
• Brakes, Rear : Drum brake 160 mm / 6.29 in diameter
  

Dimensions/Weights\t

• Length x Width x Height : 2065 x 760 x 730 mm (81.29 x 29.92 x 28.74 in)
  
• Wheel Base : 1365 mm / 53.74 in
  
• Fuel Tank Capacity : 12 litres / 2.63 gal / 3.17 gal US
  
• Unladen Weight with Full Tank : 150 Kg / 330 lb
  
• Permitted Weight Limit : 320 Kg / 704 lb (with original sidecar 450Kg / 991 lb)
  
• Clearance : 92 mm / 3.62 in
  
• Idle/Riding Noise : 82/84 phon
  
• Fuel Consumption : Approx. 2.9 litres per 100 Km / 97 mpg / 81 mpg US
  
• Oil Consumption : Approx. 0.7 litres per 1,000 Km
  
• Top Speed : 119 Kph / 73 mph (with original sidecar 88 Kph / 54 mph)
  

BMW R25/2 Specification

• Start of Production : 1951
  
• End of Production : 1953
  
• Numbers Produced : 38,651
  
• Price : 1,990 DM
  

Engine\t

• Internal Designation : 224/3
  
• Motor Type : Four-stroke single cylinder vertical
  
• Bore x Stroke : 68 x 68 mm (2.67 x 2.67 in)
  
• Displacement : 247 cc
  
• Max Power : 12 hp at 5,800 rpm
  
• Compression Ratio : 6.5 : 1
  
• Valves : OHV
  
• Carburation System : 1 x Bing type 1/22/44 or SAWE type K 22 F
  
• Engine Lubricating System : Forced feed lubrication
  
• Oil Pump : Gear pump : Power Transmission
  
• Clutch : Single plate, dry
  
• Number of Gears : 4
  
• Shifting : Foot switching (+ auxiliary manual switch on gearing block)
  
• Gearbox Ratios : 6.1 / 3.0 / 2.04 / 1.54
  
• Rear Wheel Ratio : 4.5 :1 (with sidecar 5.14 :1)
  
• Bevel/Crownwheel : 6 / 27 teeth (with sidecar 7 / 36)
  

Electrical System

• Ignition System : Battery ignition
  
• Generator : Noris ZLZ 45/60; 6V/max. 60 W
  
• Spark Plugs : Bosch W 240 T1
  

Chassis

• Designation : 225/2
  
• Frame : Closed steel twin loop frame, welded
  
• Front wheel suspension : Telescopic fork
  
• Rear wheel suspension : Pushrod suspension
  
• Wheel rims : 3 x 19 deep bed
  
• Tyres, Front : 3.25 x 19
  
• Tyres, Rear : 3.25 x 19
  
• Brakes, Front : Drum brake 160 mm / 6.29 in diameter
  
• Brakes, Rear : Drum brake 160 mm / 6.29 in diameter
  

Dimensions/Weights

• Length x Width x Height : 2020 x 790 x 730 mm (Saddle) (79.52 x 31.10 x 28.74 in)
  
• Wheel Base : 1335 mm / 52.55 in
  
• Fuel Tank Capacity : 12 litres / 2.63 gal / 3.17 gal US
  
• Unladen Weight with Full Tank : 142 Kg / 312 lb
  
• Permitted Weight Limit : 300 Kg / 660 lb (with sidecar 375 Kg / 825lb)
  
• Clearance : 108 mm / 4.25 in
  
• Idle/Riding Noise : 84/85 phon
  
• Fuel Consumption : Approx. 2.9 litres per 100 Km / 97 mpg / 81 mpg US
  
• Oil Consumption : Approx. 0.7 litres per 1,000 Km
  
• Top Speed : 105 Kph / 65 mph (with original sidecar 80 Kph / 49 mph)
  

segitu dulu ya gan...
tolong pesen dulu postingan bawah ya, buat apdet