The Injection Electronique DS 21 was fitted with a Bosch D-Jetronic system and was one of the first production cars to use this system.
In Detail
| type | Series Production Car |
| production years | 1969 – 1972 |
| built at | France |
| engine | DX2 Inline-4 |
| block material | Cast Iron |
| valvetrain | OHV 2 Valves / Cyl |
| fuel feed | Bosch D-Jetronic Electronic Injection |
| displacement | 2175 cc / 132.73 in³ |
| bore | 90 mm / 3.54 in |
| stroke | 85.5 mm / 3.37 in |
| power | 103.7 kw / 139 bhp @ 5500 rpm |
| specific output | 63.91 bhp per litre |
| bhp/weight | 114.4 bhp per tonne |
| body / frame | Steel body with Fibreglass Roof over Steel Frame |
| driven wheels | FWD |
| front tires | 165-400 Michelin |
| rear tires | 155-400 Michelin |
| front brakes | Discs w/Power Assist |
| rear brakes | Discs w/Power Assist |
| steering | Rack & Pinion w/Power Assist |
| f suspension | Constant-Height Hydropneumatic |
| r suspension | Constant-Height Hydropneumatic |
| curb weight | 1215 kg / 2679 lbs |
| transmission | 4-Speed Homokinetic Transmission |
| gear ratios | 3.24:1, 1.94:1, 1.27:1, 0.85:1 |
| top speed | ~188 kph / 116.75 mph |
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