Mercedes-Benz Mercedes E-Class 2017-present 9G-TRONIC Transmission Specifications
This document provides a detailed overview of the 9G-Tronic transmission specifications for the 2017-Present Mercedes E-Class. It includes technical details such as gear ratios, torque capacity, shift patterns, and fluid requirements. The purpose of this document is to assist automotive enthusiasts, technicians, and owners in understanding the transmission's design, performance capabilities, and maintenance needs. By offering insights into the 9G-Tronic's advanced features, such as its smooth shifting and fuel efficiency, this guide serves as a valuable resource for optimizing vehicle performance and ensuring proper care.
Overview Specifications
This document provides detailed specifications and technical information about the 9G-TRONIC transmission used in the 2017-Present Mercedes-Benz E-Class. It is designed to assist users in understanding the features, performance, and maintenance of this advanced transmission system. The document is organized into sections for easy navigation, with subsections breaking down key aspects of the transmission. Use the search and navigation instructions to quickly find the information you need.
How to Use
Use the search bar to enter keywords related to the 9G-TRONIC transmission. The search function will highlight relevant sections and subsections, making it easy to locate specific details.
Navigate through the document using the table of contents. Each major section is divided into subsections, which can be accessed by clicking on the corresponding title. Use the quick reference section for a summary of key specifications.
Key Specifications
Number of Gears
9
Gear Ratio Spread
9.15:1
Transmission Weight
86 kg
Maximum Torque Capacity
1000 Nm
Fuel Efficiency Improvement
Up to 7%
Available Specifications
Transmission Design
This section covers the design and architecture of the 9G-TRONIC transmission, including its components and layout. It provides insights into how the transmission is engineered for efficiency and performance.
Transmission Design
This section covers the design and architecture of the 9G-TRONIC transmission, including its components and layout. It provides insights into how the transmission is engineered for efficiency and performance.
Gear Configuration
- 9-speed automatic transmission
- Compact and lightweight design
- Wide gear ratio spread for optimal performance
- Integrated torque converter with lock-up clutch
- Adaptive shift programs for different driving conditions
- Eco mode for improved fuel efficiency
Material and Construction
- High-strength aluminum housing
- Precision-engineered gears for durability
- Advanced lubrication system for reduced friction
- Sealed unit for protection against contaminants
- Modular design for easier maintenance
- Thermal management system for consistent performance
Performance Features
This section highlights the performance capabilities of the 9G-TRONIC transmission, including its responsiveness, efficiency, and driving dynamics.
Performance Features
This section highlights the performance capabilities of the 9G-TRONIC transmission, including its responsiveness, efficiency, and driving dynamics.
Shift Quality
- Smooth and seamless gear shifts
- Quick response to driver inputs
- Adaptive shift mapping for personalized driving
- Reduced shift times for sporty driving
- Enhanced comfort in stop-and-go traffic
- Low noise and vibration levels
Efficiency and Fuel Economy
- Optimized gear ratios for fuel efficiency
- Eco start/stop function
- Reduced internal friction for lower energy loss
- Improved thermal efficiency
- Lightweight components for better fuel economy
- Regenerative braking support in hybrid models
Maintenance and Durability
This section provides information on the maintenance requirements and durability features of the 9G-TRONIC transmission, ensuring long-term reliability.
Maintenance and Durability
This section provides information on the maintenance requirements and durability features of the 9G-TRONIC transmission, ensuring long-term reliability.
Maintenance Intervals
- Recommended fluid change every 60,000 miles
- Regular inspection of transmission components
- Software updates for optimal performance
- Filter replacement as part of routine maintenance
- Diagnostic tools for early issue detection
- Extended service life with proper care
Durability Features
- Robust construction for high mileage reliability
- Corrosion-resistant materials
- Sealed design to prevent contamination
- Advanced cooling system for temperature control
- Shock-absorbing mounts for reduced wear
- Warranty coverage for peace of mind
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Transmission Specifications
Overview
- Type
- Automatic Transmission
- Configuration
- 9-speed planetary gearset
- Platform
- Mercedes-Benz MRA platform
- Material
- Aluminum alloy casing
- Location
- Longitudinal placement in rear-wheel-drive/all-wheel-drive vehicles
Dimensions
- Length
- 28.3 in (719 mm)
- Width
- 21.6 in (549 mm)
- Height
- 17.7 in (450 mm)
- Weight
- 187.4 lbs (85 kg)
- input Shaft Diameter
- 1.18 in (30 mm)
- Output Shaft Diameter
- 1.57 in (40 mm)
- Fluid Capacity
- 7.4 quarts (7 liters)
Materials
- Gears
- Case-hardened steel
- Housing
- Aluminum alloy
- Clutch Packs
- Composite friction material
- Seals
- Synthetic rubber
- Sensors
- High-grade plastics
Features
- Performance
-
- Adaptive shifting patterns
- Dynamic gear selection
- Launch control support
- Manual shift mode with paddle shifters
- Efficiency
-
- Reduced internal friction
- Optimized gear ratios
- Eco mode for fuel savings
- Engine start-stop compatibility
- Technology
-
- Integrated torque converter
- Electronic control unit with CAN bus integration
- Multiple driving modes (Comfort, Sport, Eco)
- Predictive shift logic using navigation data
- Durability
-
- Robust gearset design
- Enhanced cooling system
- High-strength materials
- Sealed components for contamination protection
Safety Features
- Fail-Safe
-
- Emergency limp-home mode
- Transmission temperature monitoring
- Protection
-
- Over-rev protection
- Gearshift lock for incorrect selections
- Diagnostics
-
- Integrated fault detection
- Self-diagnosis system
Comfort Features
- Smoothness
-
- Seamless gear changes
- Reduced shift shock
- Quietness
-
- Noise-dampening materials
- Low vibration operation
- Convenience
-
- Automatic park engagement
- Hill-start assist
- Control
-
- Customizable shift behavior
- Adaptive learning for driver habits
Accessories
- installation
-
- Mounting brackets
- Crossmembers
- Driveshaft adapters
- Maintenance
-
- Transmission fluid kit
- Filter and gasket set
- Drain plug kit
- Performance
-
- Upgraded torque converter
- Performance shift kits
- Enhanced cooling systems
Maintenance
- Service interval
- Every 60,000 miles or 5 years
- Service Items
-
- Transmission fluid replacement
- Filter replacement
- Seal inspection
- Sensor calibration
- Shift linkage adjustment
- Notes
- Use only Mercedes-Benz approved transmission fluid for optimal performance and longevity.
Warranty
- Bumper To Bumper
- Years: 4Miles: 50000Coverage: Comprehensive coverage for defects and malfunctions
- Powertrain
- Years: 6Miles: 70000Coverage: Transmission and drivetrain components
- Corrosion
- Years: 7Miles: 100000Coverage: Rust perforation coverage
- Extended
- Years: 10Miles: 125000Coverage: Optional extended warranty available
Production Details
- Manufacturer
- Mercedes-Benz AG
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly lines
- Rigorous component testing
- Quality Control
- inspection: 100% component inspectionTesting: Dyno testing for durabilityCalibration: Precision calibration of electronic systems
- Sustainability
-
- Recyclable materials
- Energy-efficient manufacturing
- Waste reduction programs
- Production Metrics
- Annual Output: 500,000 unitsDefect Rate: <0.1%Production Time: 12 hours per unit
Service Information for 9g tronic transmission Service
Maintenance and service requirements specific to this component
- Inspect transmission fluid level
- Check for leaks
- Inspect shift linkage
- Perform diagnostic scan
- Lubricate moving parts
Ensure all connections are secure and free of corrosion.
- Replace transmission fluid
- Replace transmission filter
- Inspect seals and gaskets
- Check torque converter operation
- Calibrate electronic control unit
Use only manufacturer-specified fluids and parts.
- Complete transmission overhaul
- Replace clutch packs
- Inspect and replace worn gears
- Flush transmission cooling system
- Perform full system diagnostics
This service requires specialized tools and expertise.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 9G-TRONIC transmission compatible with all 2017-Present Mercedes E-Class models?
Is the 9G-TRONIC transmission compatible with all 2017-Present Mercedes E-Class models?
The 9G-TRONIC transmission is compatible with most 2017-Present Mercedes E-Class models, including the E 300, E 350, and AMG E 53. However, compatibility may vary depending on the engine type and drivetrain configuration. Always verify with your vehicle's VIN or consult a Mercedes-Benz dealer for precise compatibility details.
Q2 What are the maintenance requirements for the 9G-TRONIC transmission?
What are the maintenance requirements for the 9G-TRONIC transmission?
The 9G-TRONIC transmission requires regular maintenance, including fluid and filter changes every 60,000 to 80,000 miles. Inspect for leaks, ensure proper fluid levels, and monitor for unusual noises or shifting behavior. Adhering to the manufacturer's maintenance schedule is crucial to ensure longevity and optimal performance.
Q3 How do I replace the 9G-TRONIC transmission in my Mercedes E-Class?
How do I replace the 9G-TRONIC transmission in my Mercedes E-Class?
Replacing the 9G-TRONIC transmission involves disconnecting the battery, removing the transmission mounts, and detaching the driveshaft and wiring harness. Use a transmission jack for safe removal and installation. Ensure proper alignment and torque specifications during reassembly. Professional installation is recommended due to the complexity of the process.
Q4 What should I do if my 9G-TRONIC transmission is not shifting smoothly?
What should I do if my 9G-TRONIC transmission is not shifting smoothly?
If your 9G-TRONIC transmission is not shifting smoothly, check the transmission fluid level and condition. Inspect for error codes using a diagnostic tool. Common issues include low fluid levels, worn clutch packs, or faulty solenoids. If problems persist, consult a certified technician for further diagnosis and repair.
Q5 How can I optimize the performance of my 9G-TRONIC transmission?
How can I optimize the performance of my 9G-TRONIC transmission?
To optimize the 9G-TRONIC transmission, use Mercedes-Benz-approved transmission fluid and ensure regular maintenance. Avoid aggressive driving and allow the transmission to warm up in cold weather. Consider software updates from a Mercedes-Benz dealer to enhance shifting performance 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-Benz 9G-TRONIC Service Manual
Coming SoonComprehensive guide covering installation, maintenance, and troubleshooting for the 9G-TRONIC transmission.
9G-TRONIC Technical Service Bulletin
Coming SoonLatest updates and fixes for common issues related to the 9G-TRONIC transmission.
9G-TRONIC Parts and Accessories Catalog
Coming SoonDetailed catalog of genuine parts and accessories for the 9G-TRONIC transmission.
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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.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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