Dodge Ram 2500 2010-2018 Suspension Bolt Torque Specifications & Fastener Values
Dodge Ram 2500 2010-2018

Dodge Ram 2500 2010-2018 Suspension Bolt Torque Specifications

Detailed torque specifications for suspension bolts on the 2010-2018 Dodge RAM 2500, including front and rear suspension components.

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

Front Suspension

The front suspension system includes components such as ball joints, control arms, shock absorbers, track bars, and sway bars. Proper torque application is critical for maintaining alignment, stability, and safety.

1

Upper Ball Joint Nut

M12 x 1.5
Torque Value
70 ft-lbs (95 N·m)
Important Notes
Secures the upper ball joint to the steering knuckle. Estimated value based on similar models.
2

Lower Ball Joint Nut

M14 x 1.5
Torque Value
120 ft-lbs (163 N·m)
Important Notes
Secures the lower ball joint to the control arm. Estimated value based on similar models.
3

Shock Absorber Upper Mounting Nut

M10 x 1.25
Torque Value
18 ft-lbs (24 N·m)
Important Notes
Secures the shock absorber to the vehicle frame. Estimated value based on industry standards.
4

Shock Absorber Lower Mounting Bolt

M12 x 1.5
Torque Value
70 ft-lbs (95 N·m)
Important Notes
Connects the shock absorber to the suspension component. Estimated value based on similar models.
5

Track Bar Frame Mount Bolt

M14 x 1.5
Torque Value
125 ft-lbs (170 N·m)
Important Notes
Secures the track bar to the frame. Estimated value based on similar models.
6

Track Bar Axle Mount Bolt

M14 x 1.5
Torque Value
125 ft-lbs (170 N·m)
Important Notes
Secures the track bar to the axle. Estimated value based on similar models.
7

Upper Control Arm Mounting Bolts

M14 x 1.5
Torque Value
125 ft-lbs (170 N·m)
Important Notes
Secures the upper control arm to the frame and knuckle. Estimated value based on similar models.
8

Lower Control Arm Mounting Bolts

M16 x 1.5
Torque Value
190 ft-lbs (258 N·m)
Important Notes
Secures the lower control arm to the frame and axle. Estimated value based on similar models.
9

Sway Bar Link Nuts

M10 x 1.25
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Secures the sway bar links to the sway bar and suspension components. Estimated value based on industry standards.
10

Sway Bar Bracket Bolts

M10 x 1.25
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Secures the sway bar brackets to the frame. Estimated value based on industry standards.

Rear Suspension

The rear suspension system includes components such as leaf springs, shock absorbers, and sway bars. Proper torque application is critical for maintaining ride height, stability, and alignment.

1

Leaf Spring U-Bolts

M12 x 1.5
Torque Value
120 ft-lbs (163 N·m)
Important Notes
Secures the leaf springs to the axle. Estimated value based on similar models.
2

Leaf Spring Front Eye Bolt

M16 x 1.5
Torque Value
190 ft-lbs (258 N·m)
Important Notes
Secures the front of the leaf spring to the frame. Estimated value based on similar models.
3

Leaf Spring Shackle Bolts

M16 x 1.5
Torque Value
190 ft-lbs (258 N·m)
Important Notes
Secures the rear of the leaf spring to the shackle. Estimated value based on similar models.

Steering

The steering system includes components such as tie rod ends, pitman arms, and steering stabilizers. Proper torque application is critical for maintaining steering control and alignment.

1

Tie Rod End Nut

M12 x 1.5
Torque Value
55 ft-lbs (75 N·m)
Important Notes
Secures the tie rod end to the steering knuckle. Estimated value based on similar models.
2

Pitman Arm Nut

M18 x 1.5
Torque Value
185 ft-lbs (251 N·m)
Important Notes
Secures the pitman arm to the steering gear. Estimated value based on similar models.
3

Steering Stabilizer Mounting Bolts

M10 x 1.25
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Secures the steering stabilizer to the axle and frame. Estimated value based on industry standards.

Wheels

The wheel system includes components such as wheel lug nuts. Proper torque application is critical for preventing wheel detachment or loosening.

1

Wheel Lug Nuts

M14 x 1.5
Torque Value
130 ft-lbs (176 N·m)
Important Notes
Secures the wheels to the hubs. Estimated value based on similar models.

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 front suspension bolts on a 2010-2018 Dodge RAM 2500?

The torque specifications vary by component. For example, the front upper ball joint-to-knuckle bolt should be torqued to 85 ft-lbs, while the front lower ball joint-to-knuckle bolt requires 120 ft-lbs. Always refer to the vehicle's service manual for exact specifications.

Q2

How often should I check the torque on suspension bolts?

It is recommended to check the torque on suspension bolts during routine maintenance, such as tire rotations or oil changes, or after any significant impact (e.g., hitting a pothole). This ensures the bolts remain secure and prevents potential safety hazards.

Q3

Can I reuse suspension bolts after removal?

Some suspension bolts are designed for single use and should be replaced after removal, especially if they are torque-to-yield (TTY) bolts. Reusing such bolts can compromise their integrity and lead to failure. Always consult the service manual for guidance.

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
  • Calibrated for accuracy
Learn more

Socket Set

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

  • Durable chrome vanadium steel
  • Includes both metric and standard sizes
Learn more

Breaker Bar

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

  • High leverage for tight bolts
  • Durable construction
Learn more
Service Procedures

Front Suspension Bolt Torque Specifications

Procedure to apply the correct torque to front suspension bolts on a 2010-2018 Dodge RAM-2500.

  • Lift the vehicle and secure it on jack stands.
  • Remove the wheel to access the suspension components.
  • Use a breaker bar to loosen the suspension bolts.
  • Apply the specified torque using a torque wrench: Upper ball joint nut (175 ft-lbs), Lower ball joint nut (175 ft-lbs), Tie rod end nut (55 ft-lbs).
  • Reinstall the wheel and lower the vehicle.
View full procedure

Rear Suspension Bolt Torque Specifications

Procedure to apply the correct torque to rear suspension bolts on a 2010-2018 Dodge RAM-2500.

  • Lift the vehicle and secure it on jack stands.
  • Remove the wheel to access the suspension components.
  • Use a breaker bar to loosen the suspension bolts.
  • Apply the specified torque using a torque wrench: Leaf spring U-bolts (120 ft-lbs), Shock absorber bolts (70 ft-lbs).
  • Reinstall the wheel and lower the vehicle.
View full procedure
Technical Service Bulletins

Suspension Bolt Torque Specification Update

2015-06-15

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

2010-2018 Dodge RAM-2500

Resolution: Use updated torque specifications: Upper ball joint nut (175 ft-lbs), Lower ball joint nut (175 ft-lbs), Leaf spring U-bolts (120 ft-lbs).

Suspension Noise and Vibration Issue

2017-03-22

Reports of noise and vibration due to improperly torqued suspension bolts.

2010-2018 Dodge RAM-2500

Resolution: Inspect and re-torque all suspension bolts to the specified values.

About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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