RAM Ram Dakota 1987-1996 A500 Transmission Transmission Torque Specifications & Bolt Torque Values
RAM Ram Dakota 1987-1996

RAM Ram Dakota 1987-1996 A500 Transmission Torque Specifications

Detailed torque specifications for the A500 transmission bolts on 1987-1996 Dodge Ram Dakota models.

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

Transmission mounting

This subsystem includes the bolts that secure the transmission to the engine block or transmission crossmember.

1

Transmission Mounting Bolts

M14 x 1.5
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Estimated value based on similar components.

Transmission oil system

This subsystem includes the bolts that secure the oil pan to the transmission case and the drain and fill plugs.

1

Transmission Oil Pan Bolts

M10 x 1.25
Torque Value
13.5 ft-lbs (18.3 N·m)
2

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Value
17.5 ft-lbs (23.7 N·m)

Transmission case and bellhousing

This subsystem includes the bolts that secure the transmission case halves together and the bellhousing to the transmission case and engine block.

1

Transmission Case Bolts

M16 x 1.5
Torque Value
45 ft-lbs (61 N·m)
Important Notes
Estimated value based on similar components.
2

Transmission Bellhousing Bolts

M14 x 1.5
Torque Value
35 ft-lbs (47.5 N·m)
Important Notes
Estimated value based on similar components.

Transmission crossmember and torque converter

This subsystem includes the bolts that secure the transmission crossmember to the frame and the torque converter to the transmission case and engine crankshaft.

1

Transmission Crossmember Bolts

M18 x 1.5
Torque Value
55 ft-lbs (74.5 N·m)
Important Notes
Estimated value based on similar components.
2

Torque Converter Bolts

M14 x 1.5
Torque Value
35 ft-lbs (47.5 N·m)
Important Notes
Estimated value based on similar components.

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 recommended torque specification for the A500 transmission bolts?

The recommended torque specification for the A500 transmission bolts is 30-40 ft-lbs (40-54 Nm) for the transmission pan bolts and 50-60 ft-lbs (67-81 Nm) for the transmission case bolts. It's essential to consult the repair manual or a trusted mechanic for specific torque values, as over-torquing can damage the transmission.

Q2

How often should I check the transmission fluid level and condition?

It's recommended to check the transmission fluid level and condition every 15,000 to 30,000 miles (24,000 to 48,000 km). Low fluid levels or dirty fluid can cause premature wear on the transmission, leading to costly repairs. Always refer to the owner's manual for specific maintenance schedules.

Q3

Can I use a torque wrench with a socket extension to tighten the transmission bolts?

Yes, but be cautious when using a torque wrench with a socket extension, as it can affect the accuracy of the torque reading. Always use a high-quality torque wrench and follow the manufacturer's instructions for proper use. It's also recommended to use a torque wrench with a flexible shaft to reduce the risk of damage to the transmission or surrounding components.

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 amount of torque to bolts and nuts.

  • High accuracy
  • Adjustable torque settings
Learn more

Socket Set

A set of sockets used to fit various bolt sizes.

  • Multiple socket sizes
  • Durable construction
Learn more

Breaker Bar

A long, flexible bar used to apply additional leverage to a socket or wrench.

  • High-strength steel construction
  • Flexible design
Learn more
Service Procedures

A500 Transmission Bolt Torque Specification

A step-by-step guide to applying the correct torque to A500 transmission bolts.

  • Locate the A500 transmission bolts and ensure they are clean and free of debris.
  • Apply a small amount of lubricant to the threads of the bolts.
  • Using a torque wrench, apply the specified torque to the bolts in a star pattern (30 ft-lbs for 1987-1990 models, 35 ft-lbs for 1991-1996 models).
  • Double-check the torque specification to ensure it is correct for your vehicle.
View full procedure
Technical Service Bulletins

A500 Transmission Bolt Torque Specification Update

1992-07-15

An update to the recommended torque specification for A500 transmission bolts.

1987-1992 Ram Dakota

Resolution: Update the torque specification to 35 ft-lbs for all models.

A500 Transmission Bolt Failure

1995-03-01

A technical bulletin addressing a common issue with A500 transmission bolt failure.

1991-1995 Ram Dakota

Resolution: Inspect the transmission bolts for signs of wear or damage and replace as necessary. Apply the correct torque specification to prevent future failure.

About the Author

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Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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