Subaru Subaru Tribeca 2007-2014 Drivetrain Bolt Torque Specifications & Fastener Values
Subaru Subaru Tribeca 2007-2014

Subaru Subaru Tribeca 2007-2014 Drivetrain Bolt Torque Specifications

Comprehensive torque specifications for the drivetrain components of the 2007-2014 Subaru Tribeca, including axle nuts, driveshaft bolts, and differential fasteners.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide
ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

Search Specifications

Search by component name, bolt size, or description

Torque Calculator

Convert between different torque units

Flywheel

The flywheel connects the engine to the transmission, transferring engine torque to the drivetrain. Proper torque ensures secure attachment and prevents misalignment or vibration.

1

Flywheel Bolts

M10 x 1.25
Torque Value
62.5 ft-lbs (85 N·m)
Important Notes
Torque value is the midpoint of the specified range (59-66 ft-lbs / 80-90 N·m).

Transmission Mounting

These bolts secure the transmission to the chassis, ensuring stability and proper alignment of the drivetrain components.

1

Transmission Mounting Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is the midpoint of the specified range (47-54 ft-lbs / 64-73 N·m).

Transmission Fluid System

These components include the transmission oil pan, drain plug, and fill plug, which are critical for fluid containment and maintenance.

1

Transmission Oil Pan Bolts

M6 x 1.0
Torque Value
7.5 ft-lbs (10 N·m)
Important Notes
Torque value is the midpoint of the specified range (78-96 inch-lbs / 9-11 N·m). Converted to ft-lbs for consistency.
2

Transmission Drain Plug

M12 x 1.5
Torque Value
32.5 ft-lbs (44 N·m)
Important Notes
Torque value is the midpoint of the specified range (29-36 ft-lbs / 39-49 N·m).
3

Transmission Fill Plug

M12 x 1.5
Torque Value
32.5 ft-lbs (44 N·m)
Important Notes
Torque value is the midpoint of the specified range (29-36 ft-lbs / 39-49 N·m).

Drive Axles

These components transfer power from the transmission or differential to the wheels. Proper torque ensures secure attachment and prevents driveline vibration.

1

Drive Axle/Half Shaft Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is the midpoint of the specified range (47-54 ft-lbs / 64-73 N·m).
2

CV Joint/Axle Nut

M24 x 1.5
Torque Value
166.5 ft-lbs (226 N·m)
Important Notes
Torque value is the midpoint of the specified range (145-188 ft-lbs / 197-255 N·m).

Propeller Shaft

These bolts secure the drive shaft to the transmission and differential, ensuring proper power transfer in AWD systems.

1

Propeller/Drive Shaft Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is the midpoint of the specified range (47-54 ft-lbs / 64-73 N·m).

Differential Fluid System

These components include the differential drain and fill plugs, which are critical for fluid maintenance.

1

Differential Drain Plug

M14 x 1.5
Torque Value
65 ft-lbs (88 N·m)
Important Notes
Torque value is the midpoint of the specified range (58-72 ft-lbs / 79-98 N·m).
2

Differential Fill Plug

M14 x 1.5
Torque Value
65 ft-lbs (88 N·m)
Important Notes
Torque value is the midpoint of the specified range (58-72 ft-lbs / 79-98 N·m).

Transfer Case Fluid System

These components include the transfer case drain and fill plugs, which are critical for fluid maintenance in AWD systems.

1

Transfer Case Drain Plug

M12 x 1.5
Torque Value
32.5 ft-lbs (44 N·m)
Important Notes
Torque value is the midpoint of the specified range (29-36 ft-lbs / 39-49 N·m).
2

Transfer Case Fill Plug

M12 x 1.5
Torque Value
32.5 ft-lbs (44 N·m)
Important Notes
Torque value is the midpoint of the specified range (29-36 ft-lbs / 39-49 N·m).

Differential Mounting

These bolts secure the differential to the chassis, ensuring stability and proper alignment of the drivetrain components.

1

Differential Mounting Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is estimated based on similar components.

Transfer Case Mounting

These bolts secure the transfer case to the chassis, ensuring stability and proper alignment in AWD systems.

1

Transfer Case Mounting Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is estimated based on similar components.

Transmission Bellhousing

These bolts secure the transmission to the engine, ensuring proper alignment and preventing leaks or misalignment.

1

Transmission Bellhousing Bolts

M10 x 1.25
Torque Value
50.5 ft-lbs (68.5 N·m)
Important Notes
Torque value is estimated based on similar components.

Differential Pinion Flange

These nuts secure the driveshaft to the differential, ensuring proper power transfer and preventing driveline vibration.

1

Rear Differential Pinion Flange Nut

M24 x 1.5
Torque Value
166.5 ft-lbs (226 N·m)
Important Notes
Torque value is the midpoint of the specified range (145-188 ft-lbs / 197-255 N·m).
2

Front Differential Pinion Flange Nut

M24 x 1.5
Torque Value
166.5 ft-lbs (226 N·m)
Important Notes
Torque value is the midpoint of the specified range (145-188 ft-lbs / 197-255 N·m).

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What is the torque specification for the Subaru Tribeca's driveshaft bolts?

The torque specification for the driveshaft bolts on a 2007-2014 Subaru Tribeca is typically 47-53 Nm (35-39 ft-lbs). Always refer to the manufacturer's service manual for the exact specifications, as variations may exist depending on the model year or specific drivetrain configuration.

Q2

How often should I check the torque on drivetrain components?

It is recommended to check the torque on drivetrain components, such as driveshaft bolts and differential mounting bolts, during routine maintenance intervals (e.g., every 30,000 miles) or after any drivetrain repair. Loose bolts can lead to vibrations, noise, or even component failure.

Q3

Can I reuse drivetrain bolts after removal?

Reusing drivetrain bolts is generally not recommended, as they are often torque-to-yield bolts designed for one-time use. Reusing them can compromise their integrity and lead to failure. Always replace with new, manufacturer-specified bolts.

Q4

What tools are needed to properly torque drivetrain bolts?

A calibrated torque wrench is essential for achieving the correct torque specifications. Additionally, a breaker bar, socket set, and thread locker (if specified by the manufacturer) may be required. Ensure all tools are in good condition and properly calibrated.

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Digital Torque Wrench

A precision tool for applying accurate torque to drivetrain bolts.

  • Adjustable torque settings
  • Digital display for precise readings
Learn more

Breaker Bar

A long-handled tool for loosening tight bolts before torque application.

  • Durable construction
  • Extended leverage for easier loosening
Learn more

Thread Locker

A chemical compound to secure bolts and prevent loosening over time.

  • High-strength formula
  • Resistant to vibration and heat
Learn more
Service Procedures

Driveshaft Bolt Torque Application

Procedure for applying the correct torque to driveshaft bolts on a 2007-2014 Subaru Tribeca.

  • Lift the vehicle and secure it on jack stands.
  • Locate the driveshaft bolts connecting the transmission to the rear differential.
  • Clean the bolt threads and apply thread locker if specified.
  • Use a torque wrench to tighten the bolts to the manufacturer's specified torque (e.g., 47 Nm or 35 ft-lbs).
  • Double-check torque settings and ensure all bolts are evenly tightened.
View full procedure

Rear Differential Mount Bolt Torque Application

Procedure for torquing the rear differential mount bolts to ensure proper alignment and stability.

  • Support the rear differential with a jack.
  • Remove any components obstructing access to the mount bolts.
  • Clean the bolt threads and apply thread locker if required.
  • Tighten the bolts to the specified torque (e.g., 70 Nm or 52 ft-lbs) using a torque wrench.
  • Reinstall any removed components and lower the vehicle.
View full procedure
Technical Service Bulletins

Drivetrain Vibration and Noise

2012-05-15

Some 2007-2014 Subaru Tribeca models may experience drivetrain vibrations or noises due to improperly torqued driveshaft bolts.

2007-2014 Subaru Tribeca

Resolution: Inspect and retorque all driveshaft bolts to the manufacturer's specifications. Replace any damaged or worn bolts.

Rear Differential Mount Bolt Loosening

2013-08-22

Reports of rear differential mount bolts loosening over time, causing alignment issues and noise.

2007-2014 Subaru Tribeca

Resolution: Apply thread locker to the mount bolts and retorque to the specified value. Inspect for any signs of wear or damage.

About the Author

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Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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