| General information |
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| Brand | Citroen |
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| Model | SM |
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| Generation | SM |
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| Modification (Engine) | 2.7 V6 (170 Hp) |
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| Start of production | 1970 year |
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| End of production | 1972 year |
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| Powertrain Architecture | Internal Combustion engine |
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| Body type | Coupe, Liftback |
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| Seats | 4 |
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| Doors | 3 |
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| Performance specs |
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| Fuel consumption (economy) - combined |
12.5 l/100 km
18.82 US mpg22.6 UK mpg8 km/l |
| Fuel Type | Petrol (Gasoline) |
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| Acceleration 0 - 100 km/h | 8.9 sec |
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| Acceleration 0 - 62 mph | 8.9 sec |
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| Acceleration 0 - 60 mph | 8.5 sec |
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| Maximum speed |
220 km/h
136.7 mph |
| Weight-to-power ratio | 8.5 kg/Hp, 117.2 Hp/tonne |
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| Weight-to-torque ratio | 6.3 kg/Nm, 158.6 Nm/tonne |
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| Engine specs |
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| Power | 170 Hp @ 5500 rpm. |
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| Power per litre | 63.7 Hp/l |
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| Torque |
230 Nm @ 4000 rpm.
169.64 lb.-ft. @ 4000 rpm. |
| Engine location | Front, Longitudinal |
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| Engine Model/Code | C 114-1 |
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| Engine displacement |
2670 cm3
162.93 cu. in. |
| Number of cylinders | 6 |
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| Position of cylinders | V-engine |
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| Cylinder Bore |
87 mm
3.43 in. |
| Piston Stroke |
75 mm
2.95 in. |
| Compression ratio | 9 |
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| Number of valves per cylinder | 2 |
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| Fuel System | Carburettor |
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| Engine aspiration | Naturally aspirated engine |
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| Valvetrain | DOHC |
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| Engine oil capacity |
7 l
7.4 US qt | 6.16 UK qt |
| Oil viscosity | No Data |
| Coolant |
13 l
13.74 US qt | 11.44 UK qt |
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| Space, Volume and weights |
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| Kerb Weight |
1450 kg
3196.7 lbs. |
| Max. weight |
1800 kg
3968.32 lbs. |
| Max load |
350 kg
771.62 lbs. |
| Fuel tank capacity |
90 l
23.78 US gal | 19.8 UK gal |
| Dimensions |
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| Length |
4893 mm
192.64 in. |
| Width |
1836 mm
72.28 in. |
| Height |
1324 mm
52.13 in. |
| Ride height (ground clearance) |
155 mm
6.1 in. |
| Drivetrain, brakes and suspension specs |
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| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
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| Drive wheel | Front wheel drive |
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| Number of Gears (manual transmission) | 5 |
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| Front suspension | Hydro-pneumatic element |
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| Rear suspension | Hydro-pneumatic element |
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| Front brakes | Disc, 300 mm |
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| Rear brakes | Disc, 256 mm |
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| Steering type | Steering rack and pinion |
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| Power steering | Hydraulic Steering |
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| Tires size | 195/70 R15 |
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