🏷️ Basic Information

Make:

Mercedes-Benz

Model:

SLK-Class

Model Variant:

SLK350

Year:

2006

Chassis Code:

R171

Generation Code:

R171

Generation Years:

2004-2010

👋 Introduction

Segment:

Compact Luxury Sports Roadster

Positioning:

The SLK350 represented a premium offering in the roadster market, emphasizing performance, comfort, and sophisticated engineering.

Competitors:

BMW Z4, Porsche Boxster, Audi TT Roadster

Design:

Retractable hardtop (VARIO-ROOF), distinctive styling, premium interior appointments.

Performance Focus:

Engineered for engaging driving dynamics and sporty performance.

📋 Manual Details

Primary Coverage:

Vehicle Operation, Maintenance, and Specifications

Specific Topics:

Instrument Cluster, Entertainment Systems, Climate Controls, Lighting, Driver Controls, Locks and Security, Seating and Safety Restraints, Driving, Customer Assistance, Reporting Safety Defects (U.S. only), Cleaning, Maintenance, Engine Compartment, Engine Oil, Battery, Fuel Information, Air Filter(s), Refill Capacities, Lubricant Specifications, Accessories, Service Information, Maintenance Information

Estimated Page Count:

Refer to original factory manual (typically 300-500 pages)

Type:

Owner's Manual

Language:

English

Digital Format:

PDF

📖 Manual Coverage

Powertrain:

Engine oil, fuel information, air filters, refill capacities, lubricant specifications

Electrical Systems:

Battery, lighting, instrument cluster, entertainment systems

Chassis Systems:

Brakes (implied through driving and maintenance), suspension (implied through driving and maintenance)

Body And Interior:

Climate controls, locks and security, seating and safety restraints, driver controls

Operation:

Starting and driving, using climate controls, operating entertainment systems, using lighting controls

Maintenance:

Regular service checks, fluid level checks and refills, battery care, air filter replacement guidance

Safety:

Seat belt usage, airbag system information, child restraint system installation (implied), safety defect reporting

Cleaning And Care:

Exterior and interior cleaning recommendations

Depth:

Comprehensive owner-level information; not a detailed service manual for complex repairs, but covers routine maintenance and user-level diagnostics.

📊 Manual Specifications

File Type:

PDF

Compatibility:

Requires PDF reader (e.g., Adobe Acrobat Reader, Foxit Reader); compatible with all PDF-reading devices.

Quality:

Factory original quality (digital reproduction)

Binding:

N/A (Digital Format)

Paper:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Code:

M272.963

Engine Type:

3.5L V6 (Naturally Aspirated)

Displacement:

3498 cc (3.5 Liters)

Bore X Stroke:

92.9 mm x 86.0 mm

Compression Ratio:

10.2:1

Horsepower:

268 hp @ 6000 rpm

Torque:

258 lb-ft @ 3500-4500 rpm

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Engine Placement:

Front longitudinal

Engine Layout:

V6

🔧 Transmission

Transmission Type:

7-Speed Automatic (7G-TRONIC)

Gear Ratios:

Refer to specific transmission technical data for detailed ratios.

Optional Transmission:

6-Speed Manual (available on some markets/trims)

Shift Modes:

Comfort and Sport modes (7G-TRONIC)

📐 Dimensions

Length:

4085 mm (160.8 in)

Width:

1776 mm (69.9 in)

Height:

1301 mm (51.2 in)

Wheelbase:

2430 mm (95.7 in)

Front Track:

1511 mm (59.5 in)

Rear Track:

1495 mm (58.9 in)

Curb Weight:

Approx. 1450 kg (3197 lbs)

Gross Vehicle Weight Rating:

Refer to vehicle specific plate

Cargo Volume Trunk With Roof Up:

Approx. 339 liters (12.0 cu ft)

Cargo Volume Trunk With Roof Down:

Approx. 208 liters (7.3 cu ft)

🛡️ Safety Features

NHTSA Front Impact:

5-Star (Implied from Mercedes-Benz safety standards)

IIHS Frontal Offset:

Good (Implied from Mercedes-Benz safety standards)

ABS:

Anti-lock Braking System (Standard)

Esp:

Electronic Stability Program (Standard)

Traction Control:

Traction Control System (TCS) (Standard)

Airbags:

Front airbags, side airbags (door-mounted), head airbags (in A-pillars)

Seat Belts:

3-point inertia-reel seat belts with belt tensioners and force limiters

Rollover Protection:

Integrated rollover protection system (deployable hoops)

💡 Technology Features

Head Unit:

COMAND (Command Online Navigation and Multimedia System) likely optional, with standard audio system otherwise.

Audio Features:

AM/FM Radio, CD Player, optional CD changer, optional Harman Kardon surround sound system.

Cruise Control:

Standard cruise control with speed limiter.

Parking Sensors:

Optional PARKTRONIC parking assist system.

Telematics:

Optional Mercedes-Benz Tele Aid/mbrace services.

🔧 Maintenance

Oil Change Interval:

Typically every 10,000 miles or 12 months, whichever comes first (based on ASSYST service indicator). Refer to manual for exact conditions.

Major Service Intervals:

Major services (e.g., spark plug replacement, transmission fluid service) typically occur at higher mileages (e.g., 50,000-100,000 miles). Refer to manual for specific intervals.

Engine Oil Specification:

MB 229.5 (e.g., Mobil 1 0W-40, Castrol Syntec 0W-40). Consult manual for exact MB approval code.

Engine Oil Capacity:

Approx. 6.5 liters (6.9 US quarts) with filter change.

Coolant Specification:

MB 325.0 (Antifreeze/Coolant, blue color, silicate-free).

Brake Fluid Specification:

DOT 4 Plus (MB 331.0)

Transmission Fluid Specification:

MB 236.12 (for 7G-TRONIC)

Common Issues R171:

Potential issues can include vario-roof hydraulic leaks, mass airflow sensor (MAF) failures, ignition coil problems (especially on early M272 engines), and SBC brake system issues (though less common on later R171 models than W211).

Oil Filter Example:

Mann-Filter HU 718/5 y, Mahle OX 379/1D (Consult specific parts catalog for definitive part numbers).

Air Filter Example:

Mann-Filter C 30 108, Mahle LX 1217 (Consult specific parts catalog for definitive part numbers).

📚 Vehicle History

Manufacturer Origin:

Germany

Brand Philosophy:

Pioneering automotive innovation, safety, and luxury.

Slk Introduction:

First generation (R170) introduced in 1996, featuring the innovative vario-roof.

R171 Generation:

The R171 generation, launched in 2004, offered improved styling, technology, and performance, with the SLK350 being a key variant for 2006.

Assembly Location:

Bremen, Germany

🏆 Awards & Recognition

Year Awards:

While specific awards for the 2006 SLK350 are not universally cited, the R171 generation generally received positive reviews for its design, performance, and innovative vario-roof.