Jeep Wrangler 2007-2017 Suspension Bolt Torque Specifications & Fastener Values
Jeep Wrangler 2007-2017

Jeep Wrangler 2007-2017 Suspension Bolt Torque Specifications

Detailed torque specifications for suspension bolts on the 2007-2017 Jeep Wrangler, including upper and lower control arms, track bar, and shock absorber bolts.

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

Strut/shock absorber mounting

These bolts secure the strut or shock absorber to the vehicle's frame or suspension components, ensuring proper alignment and stability.

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Value
70 ft-lbs (95 N·m)
Important Notes
Proper torque is essential to maintain the suspension's performance and prevent damage.

Control arm mounting

Control arm bolts connect the control arms to the frame or suspension components, controlling the movement of the wheels and maintaining proper alignment.

1

Upper Control Arm Bolts

M12 x 1.25
Torque Value
85 ft-lbs (115 N·m)
Important Notes
Proper torque ensures the control arms are securely attached and functioning correctly.
2

Lower Control Arm Bolts

M14 x 1.5
Torque Value
80 ft-lbs (108 N·m)
Important Notes
Proper torque ensures the control arms are securely attached and functioning correctly. (Estimated value)

Ball joint and tie rod end mounting

Ball joint nuts secure the ball joints to the control arms or steering knuckles, allowing for smooth movement and articulation of the suspension.

1

Ball Joint Nut

M16 x 1.5
Torque Value
80 ft-lbs (108 N·m)
Important Notes
Proper torque is crucial to prevent loose or damaged ball joints.
2

Tie Rod End Nut

M12 x 1.25
Torque Value
55 ft-lbs (75 N·m)
Important Notes
Proper torque maintains proper toe alignment and prevents excessive wear on the steering components.

Coil spring mounting

Coil spring mounting bolts secure the coil springs to the suspension components or frame, controlling the movement of the suspension and maintaining stability.

1

Coil Spring Mounting Bolts

M12 x 1.25
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Proper torque ensures the coil springs are securely attached and functioning correctly. (Estimated value)

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 are the torque specifications for the suspension bolts on a 2007-2017 Jeep Wrangler?

The torque specifications vary depending on the specific suspension component. For example, the front lower control arm bolts typically require 125 ft-lbs, while the rear upper control arm bolts require 85 ft-lbs. Always refer to the manufacturer's service manual for exact torque values for your specific model and year.

Q2

How often should I check the torque on my suspension bolts?

It is recommended to check the torque on suspension bolts every 10,000 miles or after any significant off-road driving. Off-roading can cause vibrations and impacts that may loosen bolts over time. Regular inspections ensure safety and prevent component failure.

Q3

Can I reuse suspension bolts after removal?

It is generally not recommended to reuse suspension bolts, especially torque-to-yield (TTY) bolts, as they are designed to stretch during installation and may lose their strength after removal. Always replace with new bolts that meet the manufacturer's specifications.

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

Torque Wrench

A precision tool used to apply a specific torque to a fastener such as a bolt or nut.

  • Adjustable torque settings
  • Durable construction for heavy-duty use
Learn more

Socket Set

A set of sockets in various sizes to fit suspension bolts.

  • Includes both metric and standard sizes
  • Compatible with torque wrenches
Learn more

Breaker Bar

A long-handled tool used to loosen tight bolts before applying torque.

  • High leverage for tough bolts
  • Durable steel construction
Learn more
Service Procedures

Front Suspension Bolt Torque Specifications

Procedure to apply correct torque to front suspension bolts on a 2007-2017 Jeep Wrangler.

  • Lift the vehicle and secure it on jack stands.
  • Remove the front wheels to access suspension components.
  • Using a torque wrench, tighten the upper control arm bolts to 125 ft-lbs.
  • Tighten the lower control arm bolts to 130 ft-lbs.
  • Tighten the track bar bolt to 55 ft-lbs.
  • Reinstall the wheels and lower the vehicle.
View full procedure

Rear Suspension Bolt Torque Specifications

Procedure to apply correct torque to rear suspension bolts on a 2007-2017 Jeep Wrangler.

  • Lift the vehicle and secure it on jack stands.
  • Remove the rear wheels to access suspension components.
  • Using a torque wrench, tighten the upper control arm bolts to 125 ft-lbs.
  • Tighten the lower control arm bolts to 130 ft-lbs.
  • Tighten the track bar bolt to 55 ft-lbs.
  • Reinstall the wheels and lower the vehicle.
View full procedure
Technical Service Bulletins

Suspension Bolt Torque Specification Update

2015-03-15

Updated torque specifications for suspension bolts to prevent loosening and ensure safety.

2007-2017 Jeep Wrangler

Resolution: Follow the updated torque specifications provided in the service manual.

Suspension Component Noise Investigation

2012-08-22

Investigation into suspension noise caused by improperly torqued bolts.

2007-2012 Jeep Wrangler

Resolution: Re-torque all suspension bolts to the specified values and inspect for wear or damage.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

Facebook Contact
15+ Years
Experience
500+ Guides
Guides
50+ Makes
Vehicles
1000+ Solutions
Solutions

Diagnostic

Specialized in advanced diagnostic techniques using modern scan tools and oscilloscopes.

Repair

Expert in both traditional mechanical repairs and modern vehicle systems.

Additional Expertise

Documentation

Created over 500 detailed repair guides and technical documents.

Training

Conducted technical training sessions and contributed to repair databases.

Certifications & Research

Certifications

  • ASE Master Technician Certification
  • Advanced Diagnostic Specialist
  • Hybrid/Electric Vehicle Systems
  • Performance Tuning Expert

Research & Community

Actively researches emerging technologies and contributes to automotive forums.

Legal Disclaimer

Important information about using this content

Always refer to your vehicle's service manual and take appropriate safety precautions when performing any maintenance or repairs.

General Information
The information provided on this website is for general informational purposes only. While we strive to maintain accuracy in our content, all specifications, procedures, and technical information should be verified against your vehicle's official service manual or with the manufacturer directly.
Warranty & Liability

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.
Intellectual Property
All content, including text, images, and specifications, is protected by copyright and other intellectual property laws. Any unauthorized use or reproduction is prohibited.

© 2025 Jeep Specs. All rights reserved.

Privacy Policy Terms of Service