Dodge Ram 2500 2010-2018 68RFE Transmission Transmission Specifications
Dodge Ram 2500 2010-2018

Dodge Ram 2500 2010-2018 68RFE Transmission Specifications

This document provides detailed technical specifications for the 68RFE transmission used in the 2010-2018 Dodge RAM 2500. It includes gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are essential for owners, mechanics, and enthusiasts to understand the transmission's performance, ensure proper maintenance, and identify compatibility for repairs or upgrades. The data is sourced from official service manuals and technical guides, offering reliable and accurate information for troubleshooting, servicing, and enhancing the transmission's longevity and efficiency.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the 68RFE transmission used in the 2010-2018 Dodge RAM 2500. It is designed to assist users in understanding the transmission's features, performance, and maintenance requirements. Use the search and navigation instructions to quickly find relevant information. The document is divided into sections covering key aspects of the 68RFE transmission, including design, performance, and maintenance.

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Key Specifications

Transmission Type

6-speed automatic

Maximum Towing Capacity

17,980 lbs

Fluid Capacity

12 quarts

Gear Ratios

3.23 - 0.67

Weight

250 lbs

Available Specifications

Design and Construction

This section covers the design and construction features of the 68RFE transmission, including its components, materials, and engineering innovations. Learn about the transmission's durability and how it is built to handle heavy-duty applications.

Transmission Components
  • 6-speed automatic transmission
  • Aluminum alloy casing for reduced weight
  • Heavy-duty torque converter
  • Integrated solenoid and valve body assembly
  • High-strength gears and shafts
  • Advanced clutch pack design
Materials and Durability
  • Heat-treated steel gears for increased strength
  • Composite materials for reduced friction
  • Sealed bearings for improved longevity
  • Corrosion-resistant coatings
  • High-temperature fluid compatibility

Performance and Capabilities

Explore the performance characteristics of the 68RFE transmission, including its towing capacity, shift patterns, and fuel efficiency. This section highlights how the transmission enhances the driving experience in the Dodge RAM 2500.

Towing and Hauling
  • Maximum towing capacity of 17,980 lbs
  • Integrated tow/haul mode for optimized shifting
  • Engine braking support for downhill control
  • Heavy-duty cooling system for sustained performance
  • Adaptive shift logic for varying loads
Shift Patterns and Efficiency
  • Smooth and precise shift transitions
  • Optimized gear ratios for fuel efficiency
  • Electronic range select for manual control
  • Adaptive learning for driver behavior
  • Reduced shift shock for comfort

Maintenance and Service

This section provides guidelines for maintaining and servicing the 68RFE transmission. Learn about recommended service intervals, fluid specifications, and common troubleshooting tips to ensure long-term reliability.

Service Intervals
  • Fluid and filter change every 60,000 miles
  • Regular inspection of transmission mounts
  • Check for leaks and wear every 15,000 miles
  • Software updates as recommended by the manufacturer
  • Torque converter inspection at 100,000 miles
Fluid Specifications
  • Use ATF+4 automatic transmission fluid
  • Fluid capacity: 12 quarts (with torque converter)
  • Avoid mixing different fluid types
  • Check fluid level at operating temperature
  • Replace fluid if discolored or contaminated

Transmission Specifications

Overview

Type
6-speed automatic
Configuration
Rear-wheel drive (RWD) / Four-wheel drive (4WD)
Platform
Chrysler 68RFE
Material
Aluminum and steel composite
Location
Mounted longitudinally in the vehicle

Dimensions

Length
29.5 inches (749 mm)
Width
22.8 inches (579 mm)
Height
20.3 inches (516 mm)
Weight
235 lbs (106.6 kg)
input Shaft Diameter
1.25 inches (31.75 mm)
Output Shaft Diameter
1.5 inches (38.1 mm)
Fluid Capacity
12 quarts (11.36 liters)

Materials

Housing
Aluminum alloy
Gears
Hardened steel
Clutch Packs
Composite friction materials
Seals
Viton rubber
Sensors
Stainless steel and plastic composites

Features

Shift Control
  • Electronic shift control
  • Adaptive shift scheduling
  • Manual shift mode
  • Tow/Haul mode
Cooling
  • Integrated transmission cooler
  • Thermostatically controlled cooling
  • Auxiliary cooler compatibility
Performance
  • High-capacity torque converter
  • Wide gear ratio spread (4.56:1)
  • Optimized for heavy-duty towing
Durability
  • Heavy-duty clutch packs
  • Reinforced input and output shafts
  • High-strength gear sets
integration
  • CAN bus communication
  • Compatible with engine brake systems
  • Integrated temperature sensors

Safety Features

Fail Safe Modes
  • Limp-home mode
  • Over-temperature protection
  • Over-pressure protection
Diagnostics
  • On-board diagnostics (OBD-II)
  • Real-time fault code monitoring
  • Shift quality monitoring

Comfort Features

Shift Quality
  • Smooth shift transitions
  • Reduced shift shock
  • Adaptive learning for driver habits
Noise Reduction
  • Precision gear machining
  • Vibration dampening materials
  • Quiet operation in all modes
Driver Assistance
  • Tow/Haul mode for improved control
  • Grade braking assist
  • Manual shift override

Accessories

Cooling
  • Auxiliary transmission cooler
  • Thermostatic cooler bypass
  • External cooler lines
Performance
  • Upgraded torque converter
  • High-capacity clutch kits
  • Shift improvement kits
Diagnostics
  • OBD-II scan tools
  • Transmission temperature gauges
  • Pressure test kits

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Fluid and filter replacement
  • Pan gasket inspection
  • Shift solenoid testing
  • Torque converter inspection
  • Seal and gasket checks
Maintenance Notes
Use only Mopar ATF+4 fluid for optimal performance and longevity.

Warranty

Basic
Miles: 36,000
Years: 3
Coverage: Bumper-to-bumper
Powertrain
Miles: 60,000
Years: 5
Coverage: Transmission and drivetrain components
Corrosion
Miles: 100,000
Years: 5
Coverage: Perforation from corrosion
Emissions
Miles: 80,000
Years: 8
Coverage: Federal emissions components

Production Details

Manufacturer
Chrysler Group LLC
Manufacturing Process
  • CNC machining of gears
  • Robotic assembly
  • Precision balancing
Quality Control
Testing: Dyno testing, Pressure testing, Shift quality analysis
Standards: ISO 9001 certified, Chrysler manufacturing standards, End-of-line diagnostics
Sustainability
  • Recycled aluminum usage
  • Low-emission manufacturing
  • Energy-efficient assembly lines
Production Metrics
Units Per Year: Approximately 250,000
Defect Rate: Less than 0.5%
Lead Time: 4-6 weeks

Service Information for 68rfe transmission Service

Maintenance and service requirements specific to this component

30,000
24
  • Replace transmission fluid and filter
  • Inspect pan gasket for leaks
  • Check shift solenoid operation
  • Test transmission pressure
  • Inspect torque converter lockup

Use only Mopar ATF+4 fluid for optimal performance.

60,000
48
  • Replace transmission fluid and filter
  • Inspect clutch packs for wear
  • Check valve body operation
  • Test input and output shaft seals
  • Perform shift quality analysis

Special tools required for valve body inspection.

100,000
84
  • Replace transmission fluid and filter
  • Inspect and replace worn clutch packs
  • Check and replace seals as needed
  • Perform full transmission diagnostic
  • Test torque converter operation

Major service interval; consider professional inspection.

Common Questions

Find answers to common questions about torque specifications

Q1

Is the 68RFE transmission compatible with other Dodge models?

The 68RFE transmission is specifically designed for the 2010-2018 Dodge RAM 2500 and 3500 models. While it shares some design elements with other transmissions, it is not directly compatible with other Dodge models due to differences in mounting points, electronic controls, and torque specifications. Always verify compatibility with your vehicle's VIN and consult a professional before attempting any cross-model installations.

Q2

What are the maintenance requirements for the 68RFE transmission?

The 68RFE transmission requires regular maintenance to ensure optimal performance. This includes changing the transmission fluid and filter every 60,000 miles or as recommended in the owner's manual. Additionally, inspect for leaks, monitor fluid levels, and ensure the transmission cooler is functioning properly. Regular maintenance helps prevent overheating and extends the lifespan of the transmission.

Q3

How do I replace the 68RFE transmission in a 2010-2018 Dodge RAM 2500?

Replacing the 68RFE transmission involves several steps: 1) Disconnect the battery and remove the transmission cooler lines. 2) Support the transmission with a jack and remove the crossmember and driveshaft. 3) Unbolt the transmission from the engine and carefully lower it. 4) Install the new transmission by reversing the steps, ensuring proper alignment and torque specifications. Always refer to the service manual for detailed instructions and safety precautions.

Q4

What are common troubleshooting steps for the 68RFE transmission?

Common issues with the 68RFE transmission include shifting delays, slipping gears, and overheating. Start by checking the transmission fluid level and condition. Inspect for leaks and ensure the cooler is functioning. Use a diagnostic tool to check for error codes. If issues persist, consult a professional for a thorough inspection, as internal components like solenoids or the valve body may need attention.

Q5

How can I optimize the performance of my 68RFE transmission?

To optimize the 68RFE transmission, use high-quality synthetic transmission fluid and ensure regular maintenance. Consider upgrading the transmission cooler for better heat dissipation. Avoid excessive towing or heavy loads without proper preparation. Tuning the transmission control module (TCM) can also improve shift points and overall performance. Always consult a professional for modifications to avoid voiding warranties or causing damage.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

68RFE Transmission Service Manual

Coming Soon

This manual provides detailed instructions for servicing and repairing the 68RFE transmission, including disassembly, reassembly, and troubleshooting procedures.

Technical Service Bulletin for 68RFE Transmission

Coming Soon

This bulletin addresses common issues and updates for the 68RFE transmission, including software updates and recommended fixes for known problems.

68RFE Transmission Parts Catalog

Coming Soon

This catalog lists all available parts and accessories for the 68RFE transmission, including part numbers, descriptions, and compatibility information.

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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.
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About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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