Approx. 2900-3300 lbs (1315-1497 kg), varies by model
🛡️ Safety Features
Ratings
NHTSA Rating:
Refer to specific model year and testing protocols; generally performed well for its era but detailed public ratings are less common for this niche vehicle.
Active Features
Active Safety:
Anti-lock Braking System (ABS), Electronic Stability Program (ESP)/ASR (Acceleration Skid Control), Traction Control
Passive Features
Passive Safety:
Front airbags, side airbags (integrated into seats), rollover protection bars (deployable), seatbelt pre-tensioners
💡 Technology Features
Infotainment
Infotainment System:
COMAND 2.0/2.0 M (optional navigation system), basic radio/cassette or CD players with optional amplifier systems.
Limited by era; typically Bluetooth phone integration was an aftermarket or later OEM option. Power windows, mirrors, and seats were standard/optional.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically every 10,000 miles or 12 months, whichever comes first. Consult manual for specific model year and oil type.
Major Service Intervals:
Major service (e.g., spark plugs, filters) typically around 30,000-50,000 miles. Consult manual for specific 'Service A', 'Service B', etc.
Fluid Specifications
Engine Oil Spec:
MB 229.1 or MB 229.3 (e.g., 5W-40, 0W-40 synthetic). Refer to specific model year and engine for exact specification.
Coolant Spec:
Mercedes-Benz Approved Antifreeze/Coolant (e.g., G05 or similar silicate-free formula, typically a 50/50 mix with distilled water)
Transmission Fluid Auto:
MB 236.10 or MB 236.12 (e.g., ATF LT 71141 for 722.6 transmissions). Crucial to use correct fluid.
Mass Air Flow (MAF) sensor failure on M111 engines, leading to rough idle and performance issues.
Common Problem Evap System:
Evaporative Emission (EVAP) system leaks, often due to faulty purge valves or hoses, causing check engine lights.
Common Problem Coil Packs:
Ignition coil pack failures, leading to misfires and rough running, particularly on V6 models.
Common Problem Heater Controls:
Heater control panel issues or HVAC blower motor resistor failures.
📚 Vehicle History
Brand Heritage
Manufacturer History:
Mercedes-Benz, renowned for luxury, engineering, and safety since the early 20th century.
Model Evolution
R170 Introduction:
Introduced in 1996 as a compact, two-seater convertible aimed at a younger demographic and a more dynamic driving experience than traditional Mercedes models. Competed in the burgeoning roadster segment.
Facelift:
Received a significant facelift in 2000, including revised bumpers, grille, headlights, taillights, interior updates, and new engine options (e.g., SLK 320, SLK 32 AMG).
Production
Production Period:
1996-2004
Manufacturing Location:
Bremen, Germany
🏆 Awards & Recognition
Recognitions
Automotive Awards:
While specific awards for the R170 SLK are less prominent than for larger Mercedes models, it was recognized for its innovative Vario-roof and contribution to the compact roadster market.
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