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BMW R 1250RT (2021) vs Moto Guzzi 850 T California (1974-75)

Comparison technical specifications


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2021 BMW R 1250RT
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1974 Moto Guzzi 850 T California
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Make: BMW Moto Guzzi
Model: R 1250RT 850 T California
Years: 2021 1974-75
Engine: Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm Four stroke, V twin, longitudinally mounted, OHV, 2 valve per cylinder
Capacity: 1254 cc / 76.5 cu-in 844 cc / 51.5 cu-in
Bore x Stroke: 102.5 x 76 mm 83 x 78 mm
Compression Ratio: 12.5:1 9.2:1
Cooling System: Liquid / Air cooled Air cooled
Induction: Electronic intake pipe fuel injection, 52mm throttle valve 2x 29mm Dell'Orto VHB
Starting: Electric Electric
Max Power: 136 hp / 100 kW @ 7750 rpm 55 hp / 40..0 kW @ 7000 rpm
Max Torque: 143 Nm / 105.4 lb-ft @ 6250 rpm NA
Transmission: 6-speed helical synchromesh gearbox 5 Speed
Final Drive: Shaft Shaft
Frame: Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine Duplex cradle, Tubaler
Front Suspension: BMW Motorrad 37mm Telelever, central spring strut Telescopic forks
Rear Suspension: Cast aluminium single-sided swinging arm with BMW Motorrad Paralever, WAD spring strut, spring preload continuously and hydraulically adjustable via adjuster knob, adjustable rebound-stage damping via adjuster knob Dual Koni shocks 5-way preload
Front Brakes: 2x 320mm floating discs, 4-piston radial brake calipers Single disc
Rear Brakes: Single 276mm disc, 2-piston floating caliper Drum
Front Tyre: 120/70 ZR17 3.50 H-18
Rear Tyre: 180/55 ZR17 4.10 H-18
Fuel Capacity: 25 Litres / 6.6 US gal 22.5 Litres / 6.0 US gal