Subaru Subaru Legacy 2010-2014 Drivetrain Specifications
Explore the detailed drivetrain specifications for the 2010-2014 Subaru Legacy, including engine, transmission, and AWD system details. Ideal for maintenance, repairs, and upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the drivetrain of the 2010-2014 Subaru Legacy. It is designed to assist users in understanding the vehicle's drivetrain components, configurations, and performance characteristics. Use the search and navigation instructions to quickly locate specific details or browse through the sections for a comprehensive overview.
How to Use
Use the search functionality to find specific terms or components within the document. Enter keywords related to the drivetrain, such as 'transmission' or 'AWD system,' to quickly locate relevant information.
Navigate through the document by scrolling through the sections or using the table of contents. Each section is organized by major drivetrain topics, with subsections providing detailed technical points for easy reference.
Key Specifications
Transmission Options
5-speed manual, CVT
AWD System
Symmetrical AWD
Drivetrain Type
Full-time AWD
Differential
Limited-slip front/rear
Axle Type
CV joints, reinforced
Available Specifications
Transmission Options
This section covers the transmission options available for the 2010-2014 Subaru Legacy, including manual and automatic variants. It provides details on gear ratios, performance characteristics, and compatibility with different engine models.
Transmission Options
This section covers the transmission options available for the 2010-2014 Subaru Legacy, including manual and automatic variants. It provides details on gear ratios, performance characteristics, and compatibility with different engine models.
Manual Transmission
- 5-speed manual transmission standard on 2.5i models
- Gear ratios optimized for fuel efficiency and performance
- Smooth clutch engagement for improved driving experience
- Available on base and premium trims
Automatic Transmission
- Lineartronic CVT (Continuously Variable Transmission) available on 2.5i and 3.6R models
- Simulated 6-speed manual mode with paddle shifters
- Enhanced fuel efficiency compared to traditional automatics
- Adaptive control for smoother acceleration
All-Wheel Drive System
This section explains the Symmetrical All-Wheel Drive (AWD) system used in the 2010-2014 Subaru Legacy. It highlights the system's design, functionality, and advantages in various driving conditions.
All-Wheel Drive System
This section explains the Symmetrical All-Wheel Drive (AWD) system used in the 2010-2014 Subaru Legacy. It highlights the system's design, functionality, and advantages in various driving conditions.
Symmetrical AWD Design
- Standard on all trims and models
- Balanced weight distribution for improved stability
- Full-time AWD system for enhanced traction
- Optimized for both on-road and off-road conditions
Performance Benefits
- Improved handling in wet, snowy, or uneven terrain
- Reduced wheel slippage during acceleration
- Enhanced cornering stability and control
- Seamless integration with vehicle stability control systems
Drivetrain Components
This section provides an in-depth look at the key components of the Subaru Legacy's drivetrain, including the differential, driveshaft, and axles. It explains their roles and how they contribute to overall performance.
Drivetrain Components
This section provides an in-depth look at the key components of the Subaru Legacy's drivetrain, including the differential, driveshaft, and axles. It explains their roles and how they contribute to overall performance.
Differential
- Front and rear limited-slip differentials for improved traction
- Durable construction for long-term reliability
- Designed to handle high torque loads
- Low maintenance requirements
Driveshaft and Axles
- High-strength steel driveshaft for durability
- Constant Velocity (CV) joints for smooth power delivery
- Reinforced axle shafts for heavy-duty performance
- Corrosion-resistant materials for longevity
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Component Specifications
Overview
- Type
- Symmetrical All-Wheel Drive (AWD)
- Configuration
- Longitudinal engine layout
- Platform
- Subaru Legacy Platform
- Material
- High-strength steel and aluminum
- Location
- Front-engine, all-wheel drive
Dimensions
- Driveshaft Length
- 72.5 inches (1841.5 mm)
- Transmission Length
- 28.3 inches (718.8 mm)
- Differential Width
- 22.8 inches (579.1 mm)
- Axle Diameter
- 1.2 inches (30.5 mm)
- Transfer Case Height
- 10.6 inches (269.2 mm)
- Ground Clearance
- 6.1 inches (154.9 mm)
- Weight
- 345 lbs (156.5 kg)
Materials
- Driveshaft
- High-strength steel
- Transmission Housing
- Aluminum alloy
- Differential Housing
- Cast iron
- Axles
- Forged steel
- Transfer Case
- Aluminum alloy
Features
- Drivetrain Technology
-
- Symmetrical AWD system
- Active Torque Split
- Vehicle Dynamics Control (VDC)
- Traction Control System (TCS)
- Transmission Options
-
- 6-speed manual
- Lineartronic CVT (Continuously Variable Transmission)
- Sportshift manual mode
- Differential Features
-
- Limited-slip rear differential
- Open front differential
- Electronic locking differential
- Performance Enhancements
-
- Hill Start Assist
- X-Mode for off-road conditions
- Torque vectoring
Safety Features
- Stability Control
-
- Vehicle Dynamics Control (VDC)
- Traction Control System (TCS)
- Braking System
-
- Anti-lock Braking System (ABS)
- Electronic Brake-force Distribution (EBD)
- Crash Protection
-
- Reinforced drivetrain components
- Impact-resistant transfer case
Comfort Features
- Noise Reduction
-
- Insulated transmission housing
- Vibration-dampening mounts
- Smooth Operation
-
- CVT with smooth acceleration
- Reduced drivetrain vibration
- Climate Control
-
- Heated mirrors
- Heated seats
Accessories
- Performance Upgrades
-
- Performance air intake
- Upgraded exhaust system
- High-performance clutch
- Protection
-
- Skid plates
- Driveshaft loop
- Differential guard
- Convenience
-
- Remote start system
- All-weather floor mats
- Cargo tray
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Transmission fluid change
- Differential fluid change
- Driveshaft inspection
- Axle boot inspection
- Transfer case fluid check
- Maintenance Notes
- Regular inspection of drivetrain components is recommended for optimal performance.
Warranty
- Basic Warranty
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain Warranty
- Miles: 60,000Years: 5Coverage: Drivetrain components
- Corrosion Warranty
- Miles: UnlimitedYears: 5Coverage: Perforation from corrosion
- Roadside Assistance
- Miles: 36,000Years: 3Coverage: 24/7 roadside assistance
Production Details
- Manufacturer
- Subaru Corporation
- Manufacturing Process
-
- Precision machining
- Automated assembly
- Quality control testing
- Quality Control
- inspection: 100% component inspectionTesting: Durability and performance testingCertification: ISO 9001 certified
- Sustainability Practices
-
- Recycled materials in components
- Energy-efficient manufacturing
- Waste reduction programs
- Production Metrics
- Annual Production: 150,000 unitsDefect Rate: Less than 0.1%Lead Time: 4 weeks
Service Information for drivetrain Service
Maintenance and service requirements specific to this component
- Inspect driveshaft for wear
- Check transmission fluid level
- Inspect differential fluid
- Check axle boots for leaks
- Inspect transfer case for leaks
Ensure all fluids are at the correct levels and replace if necessary.
- Replace transmission fluid
- Replace differential fluid
- Inspect and lubricate driveshaft
- Check axle joints for wear
- Inspect transfer case fluid
Use only Subaru-approved fluids for replacement.
- Replace transfer case fluid
- Inspect and replace axle boots if necessary
- Check and adjust drivetrain alignment
- Perform full drivetrain diagnostic
- Inspect and replace worn components
Major service interval; consider professional inspection and service.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What drivetrain configurations are compatible with the 2010-2014 Subaru Legacy?
What drivetrain configurations are compatible with the 2010-2014 Subaru Legacy?
The 2010-2014 Subaru Legacy is available with two drivetrain configurations: a standard Symmetrical All-Wheel Drive (AWD) system and a Front-Wheel Drive (FWD) option for certain trims. The AWD system is standard on most models, including the 2.5i, 2.5GT, and 3.6R trims. The FWD option is limited to specific base models. Compatibility with aftermarket components depends on the drivetrain type and model year.
Q2 What are the maintenance requirements for the Subaru Legacy drivetrain?
What are the maintenance requirements for the Subaru Legacy drivetrain?
The Subaru Legacy drivetrain requires regular maintenance to ensure optimal performance. Key tasks include inspecting and replacing the differential fluid every 30,000-60,000 miles, checking the transfer case fluid, and ensuring the AWD system is functioning correctly. Additionally, inspect CV joints, axles, and driveshafts for wear and tear. Adhering to the manufacturer's maintenance schedule is crucial for longevity.
Q3 How do I replace the drivetrain components on a 2010-2014 Subaru Legacy?
How do I replace the drivetrain components on a 2010-2014 Subaru Legacy?
Replacing drivetrain components involves several steps. First, lift the vehicle securely and remove the wheels. For the driveshaft, disconnect it from the transmission and differential. For CV axles, remove the hub nut, disconnect the lower ball joint, and slide out the axle. Always use OEM or compatible parts and torque all bolts to factory specifications. Consult the service manual for detailed instructions.
Q4 What are common drivetrain issues in the 2010-2014 Subaru Legacy?
What are common drivetrain issues in the 2010-2014 Subaru Legacy?
Common drivetrain issues include CV joint wear, differential noise, and AWD system malfunctions. Diagnose CV joint problems by checking for clicking noises during turns. Differential issues may manifest as whining or grinding sounds. AWD system problems can be identified through warning lights or uneven power distribution. Address these issues promptly to avoid further damage.
Q5 How can I optimize the performance of my Subaru Legacy drivetrain?
How can I optimize the performance of my Subaru Legacy drivetrain?
To optimize drivetrain performance, use high-quality fluids, such as synthetic gear oil for the differential. Regularly inspect and replace worn components like CV joints and driveshafts. Ensure proper tire alignment and rotation to reduce strain on the AWD system. Consider upgrading to performance parts for enhanced durability and handling, especially for high-performance driving conditions.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2010-2014 Subaru Legacy Service Manual
Coming SoonComprehensive guide covering drivetrain maintenance, repair, and troubleshooting for the 2010-2014 Subaru Legacy.
Subaru Technical Service Bulletin (TSB) for Drivetrain
Coming SoonOfficial TSB addressing common drivetrain issues and recommended solutions for the 2010-2014 Subaru Legacy.
Subaru Legacy Drivetrain Parts Catalog
Coming SoonDetailed catalog of OEM drivetrain components, including part numbers and compatibility information for the 2010-2014 Legacy.
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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.
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