SL 320

Design name:
R 129 E 32
Type:
129.063
Production period:
02.1993 / 06.1993 - 08.1995
Note on production period:
production start-up pre-production series / standard production - end of production

Combustion principle:
four-stroke petrol (with manifold injection and emission control system with closed-loop 3-way catalyst)
Configuration:
front, longitudinal; vertical
Engine type:
M 104 E 32 / 104.991
Number of cylinders / arrangement:
6 / in-line; 15° inclination to the right
Bore x Stroke:
89.9 x 84.0 mm
Total displacement:
3199 cc
Compression ratio:
10.0
Rated output:
170 kW / 231 hp at 5600 rpm
Rated torque:
315 Nm at 3750 rpm
Number of valves / arrangement:
2 intake, 2 exhaust / V-shaped overhead
Valve operation:
2 overhead camshafts (intake camshaft adjustable)
Camshaft drive:
double roller chain
Fuel system:
microprocessor-controlled injection system with hot-film air-mass sensor (HFM)
Fuel tank: position / capacity:
above the rear axle / 80 l

Frame design:
steel unit body
Front-wheel suspension:
A-arm / shock-absorber strut (level control optional)
Rear-wheel suspension:
multilink suspension (hydropneumatic level control optional)
Front springs:
coil springs, torsion bar stabiliser
Rear springs:
coil springs, torsion bar stabiliser
Shock absorber front/rear:
gas-pressure shock absorber struts / gas-pressure shock absorbers
Steering:
recirculating-ball power steering
Brake system (foot brake):
hydraulic dual-circuit brake system with vacuum booster and antilock system;~disc brakes front (internally ventilated) and rear
Parking brake (hand brake):
mechanical (foot-operated), acting on rear wheels
Wheels:
light-alloy wheels
Wheel rims:
8 J x 16 H 2
Tires:
225/55 ZR 16
Driven wheels:
rear wheels
Drivetrain:
divided cardan shaft

Wheelbase:
2515 mm
Front / rear track:
1535 / 1523 mm
Length:
4470 mm
Width:
1812 mm
Height:
1303 mm (with cabriolet top closed)
Kerb weight:
1780 kg
by Guideline:
DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
Gross weight:
2170 kg