Mercedes-Benz SL-Class R129 300 SL Roadster
140 kW190 PS188 hp1989–1993
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- Power
- 140 kW 190 PS · 188 hp
- Kerb weight
- 1,810 kg
- Boot volume
- 265 l
- Length
- 4,499 mm
The Mercedes-Benz SL-Class R129 300 SL produces 140 kW (190 PS) from a six-cylinder petrol engine and comes as a roadster. In the SL-Class R129 300 SL, power goes to the rear wheels.
It opens the SL-Class R129 range: of the 11 versions, it has the least power, and the 7.3 SL 73 AMG (386 kW) offers 176% more. In figures, it tips the scales at 1,810 kg and offers 105 PS per tonne.
Dimensions drawing
To scale · width without mirrors
Zoom in to read the measurements — or see the table below.
grid 500 mm1 ft Side view: dashed lines mark the axles
Engine
| Engine code | M103 |
|---|---|
| Fuel | Petrol |
| Cylinders | 6 |
| Power | 140 kW 190 PS · 188 hp |
| Drive | Rear-wheel drive |
Dimensions and weight
| Length | 4,499 mm 177.1 in |
|---|---|
| Width | 1,809 mm 71.2 in |
| Height | 1,300 mm 51.2 in |
| Wheelbase | 2,515 mm 99.0 in |
| Kerb weight | 1,810 kg 3,990 lb |
| Boot volume | 265 l 9.4 cu ft |
Production
| Body type | Roadster |
|---|---|
| Years | 1989–1993 |
| Generation | SL-Class R129 (1989–2001) |
Mercedes-Benz M103 engine Compare size All SL-Class R129 versions All Mercedes-Benz spec sheets
Data sources
Data checked by an editor against the sources below.
Data: 13 of 25 fields · 1 source · data changed 23 Oct 2026