Mercedes-Benz Mercedes C-Class 2014-2021 Drivetrain Specifications
Explore the drivetrain specifications for the 2014-2021 Mercedes C-Class, including transmission types, drive configurations, and differential systems. This guide provides essential information for owners and technicians, covering standard and optional setups, maintenance tips, and performance upgrades.
Overview Specifications
This document provides a detailed overview of the drivetrain specifications for the 2014-2021 Mercedes C-Class. It includes information on engine options, transmission systems, drivetrain configurations, and performance metrics. Designed for enthusiasts and professionals alike, this guide helps users quickly locate and understand the technical details of the C-Class drivetrain. Use the search and navigation instructions to efficiently find the information you need.
How to Use
Use the search function to quickly locate specific terms or technical details within the document. Enter keywords like 'transmission' or 'horsepower' to find relevant sections.
Navigate through sections using the table of contents. Each major section is divided into subsections, allowing you to drill down to specific details about the drivetrain.
Key Specifications
Engine Power
168-385 hp
Transmission
7-9 speed automatic
Drivetrain
RWD/AWD
Fuel Efficiency
28-45 mpg
0-60 mph
4.8-8.2 sec
Available Specifications
Engine Options
The 2014-2021 Mercedes C-Class offers a range of engine options, including petrol, diesel, and hybrid variants. This section details the specifications, power outputs, and unique features of each engine type.
Engine Options
The 2014-2021 Mercedes C-Class offers a range of engine options, including petrol, diesel, and hybrid variants. This section details the specifications, power outputs, and unique features of each engine type.
Petrol Engines
- 2.0L inline-4 turbocharged engine
- Outputs ranging from 181 to 385 horsepower
- Direct injection technology
- Start-stop system for improved efficiency
Diesel Engines
- 2.1L inline-4 turbocharged diesel
- Outputs ranging from 168 to 204 horsepower
- Common rail direct injection
- AdBlue technology for reduced emissions
Hybrid Engines
- Combines 2.0L petrol engine with electric motor
- Total output of 275 horsepower
- Lithium-ion battery pack
- Regenerative braking system
Transmission Systems
The C-Class features advanced transmission systems designed for smooth and efficient performance. This section covers the available transmission types, their features, and how they enhance the driving experience.
Transmission Systems
The C-Class features advanced transmission systems designed for smooth and efficient performance. This section covers the available transmission types, their features, and how they enhance the driving experience.
Automatic Transmissions
- 7G-TRONIC PLUS 7-speed automatic
- 9G-TRONIC 9-speed automatic
- Adaptive shifting technology
- Manual shift mode with paddle shifters
Manual Transmissions
- 6-speed manual available on select models
- Precise gear shifting
- Lightweight design
- Improved fuel efficiency
Drivetrain Configurations
The Mercedes C-Class offers both rear-wheel drive and all-wheel drive configurations. This section explains the differences, benefits, and performance characteristics of each drivetrain setup.
Drivetrain Configurations
The Mercedes C-Class offers both rear-wheel drive and all-wheel drive configurations. This section explains the differences, benefits, and performance characteristics of each drivetrain setup.
Rear-Wheel Drive
- Standard on most models
- Enhanced handling and balance
- Reduced weight for better efficiency
- Sporty driving dynamics
All-Wheel Drive (4MATIC)
- Available on select models
- Improved traction in all conditions
- Torque distribution between front and rear axles
- Enhanced stability and control
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Component Specifications
Overview
- Type
- Rear-wheel drive (RWD) / All-wheel drive (4MATIC)
- Configuration
- Longitudinal engine placement
- Platform
- MRA (Modular Rear Architecture)
- Material
- Aluminum and steel components
- Location
- Underbody, rear axle
Dimensions
- Driveshaft Length
- 72.8 inches (185 cm)
- Axle Width
- 62.2 inches (158 cm)
- Transmission Length
- 27.6 inches (70 cm)
- Transfer Case Width
- 14.2 inches (36 cm)
- Driveshaft Diameter
- 3.15 inches (8 cm)
- Differential Weight
- 98.5 lbs (44.7 kg)
- Crawl Ratio
- 40:1 (4MATIC models)
Materials
- Driveshaft
- High-strength steel
- Differential Housing
- Aluminum alloy
- Axles
- Forged steel
- Transfer Case
- Magnesium alloy
- Mounts
- Rubber and polyurethane
Features
- Performance
-
- Dynamic Select driving modes
- Torque vectoring (4MATIC models)
- Electronic stability control (ESC)
- Efficiency
-
- Start-stop technology
- Eco mode optimization
- Reduced friction components
- Technology
-
- 7G-TRONIC PLUS automatic transmission
- 9G-TRONIC automatic transmission (later models)
- 4MATIC AWD system with multi-disc clutch
- Durability
-
- Reinforced driveshaft
- Sealed bearings
- Corrosion-resistant coatings
- Customization
-
- Sport-tuned suspension option
- Adaptive damping system
- Variable steering ratio
Safety Features
- Traction
-
- Traction control system (TCS)
- 4MATIC AWD with slip control
- Stability
-
- Electronic stability program (ESP)
- Anti-lock braking system (ABS)
- Protection
-
- Reinforced driveshaft tunnel
- Differential lock (optional)
Comfort Features
- Smoothness
-
- Balanced driveshaft
- Vibration-dampening mounts
- Noise Reduction
-
- Insulated driveshaft tunnel
- Quiet gear meshing
- Handling
-
- Precise steering feedback
- Adaptive suspension (optional)
- Ride Quality
-
- Optimized gear ratios
- Smooth shifting transmission
Accessories
- Performance Upgrades
-
- Limited-slip differential
- Sport exhaust system
- Performance brake pads
- Protection
-
- Driveshaft loop
- Differential skid plate
- Transfer case guard
- Maintenance
-
- Drivetrain fluid kit
- Grease gun for fittings
- Inspection camera
Maintenance
- Service interval
- Every 10,000 miles or 12 months
- Service Items
-
- Inspect driveshaft for wear
- Check differential fluid level
- Lubricate universal joints
- Inspect transfer case seals
- Check transmission fluid condition
- Notes
- Use only Mercedes-Benz approved fluids and lubricants
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Drivetrain components
- Powertrain
- Miles: 100,000Years: 7Coverage: Transmission and differential
- Corrosion
- Miles: UnlimitedYears: 12Coverage: Drivetrain components
- Extended
- Miles: 120,000Years: 10Coverage: Transfer case and driveshaft
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision machining of components
- Robotic assembly
- Computerized balancing
- Laser alignment
- Quality Control
- Testing: Endurance testing, Vibration analysis, Temperature cyclinginspection: Ultrasonic testing, Magnetic particle inspection, Dimensional verification
- Sustainability
-
- Recycled aluminum in components
- Low-emission manufacturing
- Energy-efficient assembly
- Production Metrics
- Daily Output: 1200 unitsDefect Rate: 0.02%Energy Use: 15 kWh per unit
Service Information for drivetrain Service
Maintenance and service requirements specific to this component
- Inspect driveshaft for wear
- Check differential fluid level
- Lubricate universal joints
- Inspect transfer case seals
- Check transmission fluid condition
Use only Mercedes-Benz approved fluids and lubricants
- Replace differential fluid
- Inspect transfer case for leaks
- Check driveshaft alignment
- Test 4MATIC system operation
- Inspect transmission mounts
Special tools required for differential service
- Replace transfer case fluid
- Inspect and replace driveshaft components if needed
- Check and adjust transmission shift points
- Test all drivetrain sensors
- Perform full drivetrain alignment
Requires dealership-level diagnostic equipment
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the drivetrain compatibility options for the 2014-2021 Mercedes C-Class?
What are the drivetrain compatibility options for the 2014-2021 Mercedes C-Class?
The 2014-2021 Mercedes C-Class offers multiple drivetrain configurations, including rear-wheel drive (RWD) and 4MATIC all-wheel drive (AWD). These systems are compatible with various engine options, such as the 2.0L turbocharged inline-4 and the 3.0L V6. The 4MATIC system is available on most models, providing enhanced traction and stability. Always verify compatibility with your specific vehicle model and year using the VIN or a Mercedes-Benz dealer.
Q2 What maintenance is required for the Mercedes C-Class drivetrain?
What maintenance is required for the Mercedes C-Class drivetrain?
Regular maintenance for the Mercedes C-Class drivetrain includes fluid checks and changes for the transmission, transfer case, and differentials. Inspect the drive shafts, joints, and seals for wear every 30,000 miles. The 4MATIC system requires additional attention to the front axle and transfer case. Follow the manufacturer's service schedule in the owner's manual or consult a certified technician for optimal performance and longevity.
Q3 How do I replace the drivetrain components on a 2014-2021 Mercedes C-Class?
How do I replace the drivetrain components on a 2014-2021 Mercedes C-Class?
Replacing drivetrain components, such as the driveshaft or differential, requires specialized tools and expertise. First, lift the vehicle securely and remove the underbody panels. Disconnect the driveshaft from the transmission and differential, then remove the old component. Install the new part, ensuring proper alignment and torque specifications. Reconnect all components and test the system for proper operation. For complex tasks, consult a professional mechanic or Mercedes-Benz service center.
Q4 What are common drivetrain issues in the 2014-2021 Mercedes C-Class?
What are common drivetrain issues in the 2014-2021 Mercedes C-Class?
Common drivetrain issues include vibration during acceleration, unusual noises from the differential or transfer case, and fluid leaks. These symptoms may indicate worn driveshaft components, improper alignment, or low fluid levels. Diagnose the issue by inspecting the drivetrain for visible damage and checking fluid levels. Address leaks promptly and replace worn parts to prevent further damage. For persistent issues, seek professional diagnostics.
Q5 How can I optimize the performance of my Mercedes C-Class drivetrain?
How can I optimize the performance of my Mercedes C-Class drivetrain?
To optimize drivetrain performance, ensure regular maintenance, including fluid changes and inspections. Use high-quality lubricants recommended by Mercedes-Benz. For 4MATIC models, ensure the system is calibrated correctly for balanced power distribution. Avoid aggressive driving to reduce wear on components. Consider upgrading to performance parts, such as lightweight driveshafts or enhanced differentials, for improved handling and efficiency.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes C-Class Drivetrain Service Manual
Coming SoonDetailed guide covering maintenance, repair, and diagnostics for the 2014-2021 Mercedes C-Class drivetrain.
4MATIC System Technical Bulletin
Coming SoonTechnical service bulletin addressing common issues and updates for the 4MATIC all-wheel-drive system in the C-Class.
Mercedes C-Class Drivetrain Parts Catalog
Coming SoonComprehensive catalog of drivetrain components and accessories for the 2014-2021 Mercedes C-Class.
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Technical Information
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