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Jeep Wrangler 2018-present 850RE Transmission Specifications
This document provides a detailed overview of the 850RE transmission specifications for the 2018-Present Jeep Wrangler. It includes essential technical details such as gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are crucial for owners, mechanics, and enthusiasts to understand the transmission's performance, ensure proper maintenance, and make informed decisions about upgrades or repairs. The guide also highlights compatibility with different Wrangler trims and engine configurations, offering valuable insights for those looking to optimize their vehicle's drivetrain. Whether you're performing routine service or planning a performance upgrade, this comprehensive resource is designed to enhance your knowledge and ensure your Jeep Wrangler operates at its best.
Overview Specifications
This document provides detailed specifications and technical information about the 850RE transmission used in the 2018-Present Jeep Wrangler. It is designed to assist technicians, enthusiasts, and owners in understanding the transmission's features, maintenance requirements, and performance characteristics. Use this guide to navigate through major sections, find specific details, and access quick-reference data for efficient troubleshooting and operation.
How to Use
Use the search functionality to quickly locate specific terms or phrases within the document. Enter keywords related to the 850RE transmission, such as 'gear ratios' or 'fluid capacity,' and review the highlighted results.
Navigate through the document using the section titles and subsections. Each major section is organized into detailed subsections, allowing you to find precise information about the 850RE transmission's design, operation, and maintenance.
Key Specifications
Transmission Type
8-speed automatic
Torque Capacity
369 lb-ft
Fluid Capacity
9.5 quarts
Weight
187 lbs
Gear Ratios
4.71:1 to 1.00:1
Available Specifications
Transmission Design
This section covers the design and engineering of the 850RE transmission, including its architecture, components, and integration with the Jeep Wrangler's powertrain. Learn about its construction, materials, and how it enhances vehicle performance.
Transmission Design
This section covers the design and engineering of the 850RE transmission, including its architecture, components, and integration with the Jeep Wrangler's powertrain. Learn about its construction, materials, and how it enhances vehicle performance.
Architecture
- 8-speed automatic transmission
- Compact and lightweight design
- Optimized for 4x4 applications
- Seamless integration with Jeep's powertrain
- Enhanced fuel efficiency
- Improved shift quality
Components
- High-strength aluminum case
- Advanced torque converter
- Electronically controlled clutch system
- Durable gear sets
- Integrated cooling system
- Sealed for off-road durability
Performance Specifications
This section details the performance capabilities of the 850RE transmission, including gear ratios, torque handling, and shift response. Understand how it contributes to the Jeep Wrangler's driving dynamics.
Performance Specifications
This section details the performance capabilities of the 850RE transmission, including gear ratios, torque handling, and shift response. Understand how it contributes to the Jeep Wrangler's driving dynamics.
Gear Ratios
- 1st gear: 4.71:1
- 2nd gear: 3.14:1
- 3rd gear: 2.10:1
- 4th gear: 1.67:1
- 5th gear: 1.29:1
- 6th gear: 1.00:1
Torque Handling
- Maximum torque capacity: 369 lb-ft
- Designed for high-torque engines
- Efficient power delivery
- Smooth shifting under load
- Durable for off-road conditions
- Optimized for towing
Maintenance and Service
This section provides guidance on maintaining the 850RE transmission, including fluid requirements, service intervals, and troubleshooting tips. Ensure optimal performance and longevity with proper care.
Maintenance and Service
This section provides guidance on maintaining the 850RE transmission, including fluid requirements, service intervals, and troubleshooting tips. Ensure optimal performance and longevity with proper care.
Fluid Requirements
- Recommended fluid: Mopar ATF+4
- Fluid capacity: 9.5 quarts
- Regular fluid checks
- Fluid change interval: 60,000 miles
- Use of high-quality fluids
- Avoid mixing fluid types
Service Intervals
- Inspect every 30,000 miles
- Replace filter every 60,000 miles
- Check for leaks regularly
- Monitor shift performance
- Address warning lights promptly
- Consult a technician for issues
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Transmission Specifications
Overview
- Type
- Automatic Transmission
- Configuration
- 8-Speed
- Platform
- Jeep Wrangler (2018-Present)
- Material
- Aluminum Housing
- Location
- Front Engine, Rear-Wheel Drive
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 18.3 inches (465 mm)
- Height
- 14.7 inches (373 mm)
- Weight
- 210 lbs (95.3 kg)
- input Shaft Length
- 8.2 inches (208 mm)
- Output Shaft Length
- 12.6 inches (320 mm)
- Fluid Capacity
- 9.8 quarts (9.3 liters)
Materials
- Housing
- Aluminum Alloy
- Gears
- High-Strength Steel
- Clutches
- Composite Friction Material
- Seals
- Synthetic Rubber
- Cooling Lines
- Stainless Steel
Features
- Performance
-
- Quick shift response
- Adaptive shift control
- Sport mode
- Manual shift capability
- Efficiency
-
- Optimized gear ratios
- Reduced internal friction
- Integrated thermal management
- Lightweight design
- Durability
-
- Reinforced gear sets
- High-capacity cooling
- Robust clutch packs
- Sealed for off-road use
- integration
-
- Compatible with 4x4 systems
- Electronic control unit integration
- Seamless engine pairing
- Customizable shift maps
- Technology
-
- Electronic range selection
- Hill descent control
- Torque converter lockup
- Diagnostic interface
Safety Features
- Mechanical
-
- Overheat protection
- Overload protection
- Fail-safe mode
- Electronic
-
- Shift interlock
- Gear position verification
- Sensor redundancy
- Environmental
-
- Sealed against water and dust
- Corrosion-resistant materials
Comfort Features
- Driving
-
- Smooth gear transitions
- Quiet operation
- Customizable driving modes
- Control
-
- Paddle shifters
- Intuitive gear selector
- Adaptive learning
- Climate
-
- Integrated cooling system
- Thermal stability
- Noise
-
- Vibration dampening
- Acoustic insulation
Accessories
- Performance
-
- Transmission cooler
- Upgraded clutch packs
- High-performance fluid
- Protection
-
- Skid plate
- Heat shield
- Dust cover
- Technology
-
- Shift control module
- Diagnostic scanner
- Custom tuning software
Maintenance
- Service interval
-
- Fluid change every 60,000 miles
- Filter replacement every 60,000 miles
- Inspection every 30,000 miles
- Seal check every 30,000 miles
- Cooling system flush every 100,000 miles
- Maintenance Notes
-
- Use only approved transmission fluid
- Avoid overheating during off-road use
- Regularly inspect for leaks
- Follow manufacturer's guidelines
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Parts and labor
- Powertrain
- Miles: 60,000Years: 5Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 5Coverage: Rust perforation
- Roadside Assistance
- Miles: UnlimitedYears: 5Coverage: Towing and emergency services
- Warranty Terms
-
- Non-transferable
- Excludes wear items
- Void if improper maintenance performed
Production Details
- Manufacturer
- ZF Friedrichshafen AG
- Manufacturing Process
-
- Precision machining
- Automated assembly
- Quality testing
- Quality Control
- Testing: Durability testing, Performance validation, Environmental testingStandards: ISO 9001, Automotive industry standards
- Sustainability Practices
-
- Recycled materials
- Energy-efficient production
- Waste reduction
- Production Metrics
-
- Annual output: 500,000 units
- Defect rate: <0.1%
- Production time: 8 hours per unit
Service Information for 850re transmission Service
Maintenance and service requirements specific to this component
- Inspect transmission fluid level
- Check for leaks
- Verify shift quality
- Inspect cooling lines
- Test electronic controls
Ensure proper fluid type is used
- Replace transmission fluid
- Replace filter
- Inspect clutch packs
- Check torque converter
- Test thermal management system
Use manufacturer-approved parts
- Flush cooling system
- Replace seals and gaskets
- Inspect gear sets
- Test electronic shift module
- Perform full diagnostic scan
Major service requires specialized tools
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 850re transmission compatible with all Jeep Wrangler models from 2018 to present?
Is the 850re transmission compatible with all Jeep Wrangler models from 2018 to present?
The 850re transmission is compatible with Jeep Wrangler models from 2018 to present, specifically designed for vehicles equipped with the 3.6L Pentastar V6 engine. It is not compatible with models featuring the 2.0L turbocharged engine or diesel variants. Always verify your vehicle's engine and model year before purchasing or installing the 850re transmission to ensure proper fit and functionality.
Q2 What are the maintenance requirements for the 850re transmission in a Jeep Wrangler?
What are the maintenance requirements for the 850re transmission in a Jeep Wrangler?
The 850re transmission requires regular maintenance to ensure optimal performance. This includes checking and replacing the transmission fluid every 30,000 to 60,000 miles, depending on driving conditions. Inspect the transmission pan for leaks and replace the filter during fluid changes. Regularly monitor the transmission's temperature and performance, and address any unusual noises or shifting issues promptly to prevent long-term damage.
Q3 How do I install or replace the 850re transmission in my Jeep Wrangler?
How do I install or replace the 850re transmission in my Jeep Wrangler?
To install or replace the 850re transmission, first, disconnect the battery and remove the driveshaft. Support the transmission with a jack, then disconnect the wiring harness, cooler lines, and shift linkage. Remove the crossmember and carefully lower the transmission. Install the new or replacement transmission by reversing the steps, ensuring all connections are secure. Torque all bolts to manufacturer specifications and refill with the recommended transmission fluid. Test the vehicle for proper operation.
Q4 What should I do if my 850re transmission is not shifting properly?
What should I do if my 850re transmission is not shifting properly?
If your 850re transmission is not shifting properly, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. Inspect the shift linkage and wiring harness for damage or loose connections. Use a diagnostic tool to check for error codes, which can indicate specific problems. If the issue persists, consult a professional mechanic or dealership for further diagnosis and repair.
Q5 How can I optimize the performance of my 850re transmission?
How can I optimize the performance of my 850re transmission?
To optimize the performance of your 850re transmission, regularly maintain the transmission fluid and ensure it is at the correct level and condition. Use a high-quality fluid that meets manufacturer specifications. Consider upgrading the transmission cooler for better temperature management, especially if you tow or drive in extreme conditions. Ensure the vehicle's engine and drivetrain components are in good condition, as they can affect transmission performance. Regularly inspect and address any issues promptly.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Jeep Wrangler 850re Transmission Service Manual
Coming SoonComprehensive guide covering installation, maintenance, and troubleshooting for the 850re transmission in Jeep Wrangler models from 2018 to present.
Technical Service Bulletin for 850re Transmission Updates
Coming SoonLatest updates and fixes for the 850re transmission, including software updates and common issues reported by Jeep Wrangler owners.
Jeep Wrangler Parts and Accessories Catalog
Coming SoonDetailed catalog of parts and accessories compatible with Jeep Wrangler models, including the 850re transmission and related components.
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General Information
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The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.
We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
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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