Mercedes-Benz Mercedes B-Class 2018-present Drivetrain Specifications
Explore the detailed drivetrain specifications for the 2018-Present Mercedes B-Class, including transmission types, drivetrain configurations, and engine compatibility. Perfect for car enthusiasts, technicians, and owners looking for technical insights and maintenance tips.
Overview Specifications
This document provides detailed information on the drivetrain specifications of the 2018-Present Mercedes B-Class. It is designed to help users understand the technical aspects of the vehicle's drivetrain, including engine options, transmission systems, and performance features. Use the search functionality to quickly locate specific details or navigate through sections to explore comprehensive information about each component.
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Key Specifications
Engine Power
116-163 hp
Torque
250-260 Nm
Transmission
6-speed manual / 7-speed DCT
Drivetrain
FWD / AWD
Fuel Efficiency
5.0-6.0 L/100km
Available Specifications
Engine Options
This section covers the various engine options available for the 2018-Present Mercedes B-Class, including their configurations, power outputs, and efficiency features.
Engine Options
This section covers the various engine options available for the 2018-Present Mercedes B-Class, including their configurations, power outputs, and efficiency features.
Petrol Engines
- 1.3L turbocharged inline-4 engine
- Outputs up to 163 horsepower
- Torque of 250 Nm
- Direct injection system
- Start-stop technology
- Compliant with Euro 6 emission standards
Diesel Engines
- 1.5L turbocharged inline-4 engine
- Outputs up to 116 horsepower
- Torque of 260 Nm
- Common rail injection system
- AdBlue technology for reduced emissions
- Compliant with Euro 6 emission standards
Transmission Systems
This section details the transmission systems used in the 2018-Present Mercedes B-Class, focusing on their types, features, and performance benefits.
Transmission Systems
This section details the transmission systems used in the 2018-Present Mercedes B-Class, focusing on their types, features, and performance benefits.
Automatic Transmission
- 7-speed dual-clutch automatic transmission (DCT)
- Smooth and quick gear shifts
- Manual shifting mode available
- Optimized for fuel efficiency
- Adaptive shift logic
- Paddle shifters on select models
Manual Transmission
- 6-speed manual transmission
- Precise and responsive gear changes
- Lightweight design
- Enhanced driver engagement
- Optimized for performance
- Available on base models
Drivetrain Configuration
This section explains the drivetrain configurations available for the 2018-Present Mercedes B-Class, including front-wheel drive and all-wheel drive options.
Drivetrain Configuration
This section explains the drivetrain configurations available for the 2018-Present Mercedes B-Class, including front-wheel drive and all-wheel drive options.
Front-Wheel Drive (FWD)
- Standard drivetrain configuration
- Efficient power delivery
- Reduced weight for better fuel economy
- Suitable for urban and highway driving
- Enhanced traction control system
- Available on all engine options
All-Wheel Drive (AWD)
- Optional 4MATIC all-wheel drive system
- Improved traction in adverse conditions
- Dynamic torque distribution
- Enhanced stability and control
- Available on higher trim levels
- Optimized for performance-oriented driving
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Component Specifications
Overview
- Type
- Front-wheel drive
- Configuration
- Transverse engine layout
- Platform
- MFA (Modular Front Architecture)
- Material
- High-strength steel and aluminum
- Location
- Front-mounted
Dimensions
- Transmission Length
- 15.7 in (400 mm)
- Axle Width
- 58.3 in (1480 mm)
- Drive Shaft Diameter
- 1.57 in (40 mm)
- Differential Weight
- 45.2 lbs (20.5 kg)
- Engine Mount Distance
- 12.6 in (320 mm)
- Transmission Mount Distance
- 14.2 in (360 mm)
- Drive Shaft Length
- 24.8 in (630 mm)
Materials
- Transmission Case
- Aluminum alloy
- Drive Shaft
- Carbon steel
- Differential Gears
- Case-hardened steel
- Engine Mounts
- Rubber and aluminum composite
Features
- Transmission
-
- 7-speed dual-clutch automatic
- Adaptive shift logic
- Manual shift mode
- Eco start/stop function
- Differential
-
- Open differential
- Electronic stability control integration
- Torque vectoring capability
- Engine Integration
-
- Direct engine mounting
- Integrated cooling system
- Dynamic engine mounts
- Performance
-
- Sport mode selection
- Adaptive throttle response
- Hill start assist
- Efficiency
-
- Eco mode optimization
- Coasting function
- Energy recuperation system
Safety Features
- Stability
-
- Electronic Stability Program (ESP)
- Anti-slip regulation (ASR)
- Braking
-
- Brake assist system
- Electronic brakeforce distribution
- Traction
-
- Traction control system
- Wheel-selective torque control
Comfort Features
- Shifting
-
- Smooth shift transitions
- Adaptive shift patterns
- Low-vibration operation
- Noise Reduction
-
- Acoustic insulation
- Vibration dampening mounts
- Quiet gear operation
- Driving Modes
-
- Comfort mode
- Sport mode
- Eco mode
- Suspension integration
-
- Adaptive damping
- Dynamic ride control
- Road surface adaptation
Accessories
- Performance Upgrades
-
- Sport exhaust system
- Enhanced engine mounts
- Upgraded transmission software
- Protection
-
- Underbody protection panels
- Driveshaft guards
- Differential skid plate
- Maintenance
-
- Transmission service kit
- Driveshaft grease
- Differential fluid
Maintenance
- Service interval
- 10,000 miles or 12 months
- Service Items
-
- Transmission fluid change
- Driveshaft inspection
- Differential oil replacement
- Engine mount check
- Transmission software update
- Maintenance Notes
- Use only Mercedes-Benz approved fluids and lubricants
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Bumper-to-bumper
- Powertrain
- Miles: 100,000Years: 7Coverage: Engine, transmission, drivetrain
- Corrosion
- Miles: UnlimitedYears: 12Coverage: Perforation only
- Roadside Assistance
- Miles: UnlimitedYears: 4Coverage: 24/7 roadside support
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser welding
- Quality Control
- Dimensional Checks: Coordinate measuring machine (CMM)Material Testing: Ultrasonic and X-ray inspectionPerformance Testing: Dyno testing and vibration analysis
- Sustainability Practices
-
- Recycled materials usage
- Energy-efficient production
- Waste reduction programs
- Production Metrics
- Annual Units: 250,000Production Time: 8 hours per drivetrainDefect Rate: 0.01%
Service Information for drivetrain Service
Maintenance and service requirements specific to this component
- Inspect driveshaft for wear
- Check transmission fluid level
- Inspect engine mounts
- Verify differential oil condition
- Update transmission software
First service is crucial for long-term reliability
- Replace transmission fluid
- Inspect differential seals
- Check driveshaft balance
- Test transmission operation
- Verify torque converter function
Use only Mercedes-Benz approved fluids
- Replace differential oil
- Inspect driveshaft joints
- Check transmission mounts
- Verify shift linkage operation
- Perform full transmission diagnostic
Major service requires specialized equipment
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the drivetrain specifications for the 2018-Present Mercedes B-Class?
What are the drivetrain specifications for the 2018-Present Mercedes B-Class?
The 2018-Present Mercedes B-Class features a front-wheel-drive (FWD) system as standard, with optional 4MATIC all-wheel-drive (AWD) on certain models. The drivetrain is paired with a 7-speed dual-clutch automatic transmission (7G-DCT). The engine options include turbocharged 1.3L and 2.0L inline-4 petrol engines, with outputs ranging from 136 to 224 horsepower. The drivetrain is designed for efficiency, offering fuel economy figures of up to 40 MPG combined.
Q2 What maintenance is required for the Mercedes B-Class drivetrain?
What maintenance is required for the Mercedes B-Class drivetrain?
Regular maintenance for the Mercedes B-Class drivetrain includes checking and replacing transmission fluid every 60,000 miles, inspecting the drive shafts and CV joints for wear, and ensuring the differential fluid is changed every 40,000 miles. Additionally, the AWD system requires periodic inspection of the transfer case and front/rear differentials. Always refer to the owner’s manual or consult a Mercedes-Benz technician for specific service intervals.
Q3 How do I replace the drivetrain components on a Mercedes B-Class?
How do I replace the drivetrain components on a Mercedes B-Class?
Replacing drivetrain components on a Mercedes B-Class requires specialized tools and knowledge. For transmission replacement, disconnect the battery, remove the exhaust system, and detach the driveshaft. For AWD models, additional steps involve the transfer case and differentials. Always use OEM parts and follow the service manual precisely. It’s recommended to have this work performed by a certified Mercedes-Benz technician.
Q4 What are common drivetrain issues in the Mercedes B-Class?
What are common drivetrain issues in the Mercedes B-Class?
Common drivetrain issues include transmission jerking, delayed gear shifts, and AWD system malfunctions. These can be caused by low transmission fluid, worn clutch plates, or faulty sensors. Diagnostic steps include checking for error codes using an OBD-II scanner, inspecting fluid levels, and testing the transmission control module. Regular maintenance can prevent many of these issues.
Q5 How can I optimize the performance of my Mercedes B-Class drivetrain?
How can I optimize the performance of my Mercedes B-Class drivetrain?
To optimize drivetrain performance, ensure regular maintenance, use high-quality synthetic transmission fluid, and avoid aggressive driving. Upgrading to performance tires and ensuring proper wheel alignment can improve traction and efficiency. For AWD models, periodically check the transfer case and differentials. Consider a professional ECU tune for enhanced throttle response and smoother gear shifts.
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 B-Class Service Manual
Coming SoonDetailed service manual covering all aspects of the drivetrain, including maintenance, repair, and troubleshooting procedures.
Technical Service Bulletin: AWD System Update
Coming SoonThis bulletin provides information on the latest software updates for the 4MATIC AWD system to improve performance and reliability.
Mercedes B-Class Parts Catalog
Coming SoonComprehensive catalog of OEM drivetrain parts, including transmission components, drive shafts, and differentials.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
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- If you're unsure about any procedure, consult a qualified professional mechanic.