Dodge Ram 2500 2003-2009 Suspension Specifications
Dodge Ram 2500 2003-2009

Dodge Ram 2500 2003-2009 Suspension Specifications

Explore detailed suspension specifications for the 2003-2009 Dodge RAM 2500, including front and rear suspension types, spring rates, shock absorbers, and alignment settings. Ideal for maintenance, repairs, and upgrades.

Updated

Overview Specifications

This document provides detailed suspension specifications for the 2003-2009 Dodge RAM-2500. It is designed to assist users in understanding the technical aspects of the vehicle's suspension system, including front and rear suspension components, dimensions, and performance characteristics. Use the search and navigation instructions to quickly locate specific information 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 like 'shock absorbers' or 'spring rates' to quickly locate relevant information.

Navigate through the document by scrolling through the sections or using the table of contents. Each section is organized into subsections for easy access to detailed technical points.

Key Specifications

Front Spring Rate

450 lbs/in

Rear Spring Rate

600 lbs/in

Front Shock Travel

8.7 inches

Rear Shock Travel

10.2 inches

Ground Clearance

8.7-10.2 inches

Available Specifications

Front Suspension

The front suspension of the 2003-2009 Dodge RAM-2500 is designed for durability and performance. This section covers key components such as the coil springs, shock absorbers, and control arms, along with their specifications and functions.

Coil Springs
  • Material: High-strength steel
  • Spring rate: 450 lbs/in
  • Diameter: 0.625 inches
  • Free length: 14.5 inches
  • Load capacity: 3,500 lbs
Shock Absorbers
  • Type: Gas-charged monotube
  • Travel length: 8.7 inches
  • Diameter: 2.25 inches
  • Damping force: Adjustable
Control Arms
  • Material: Forged steel
  • Bushings: Polyurethane
  • Length: 22 inches
  • Weight capacity: 4,000 lbs

Rear Suspension

The rear suspension system of the Dodge RAM-2500 is built to handle heavy loads and provide stability. This section details the leaf springs, shock absorbers, and axle configurations.

Leaf Springs
  • Number of leaves: 5
  • Spring rate: 600 lbs/in
  • Material: High-carbon steel
  • Length: 56 inches
  • Load capacity: 6,000 lbs
Shock Absorbers
  • Type: Twin-tube
  • Travel length: 10.2 inches
  • Diameter: 2.5 inches
  • Damping force: Fixed
Axle Configuration
  • Type: Solid axle
  • Axle ratio: 3.73:1
  • Diameter: 3.5 inches
  • Weight capacity: 7,000 lbs

Suspension Dimensions

This section provides critical dimensions for the suspension system, including ride height, track width, and ground clearance. These measurements are essential for maintenance and customization.

Ride Height
  • Front: 8.5 inches
  • Rear: 9.2 inches
  • Unladen height: 32 inches
  • Laden height: 30 inches
Track Width
  • Front: 68.3 inches
  • Rear: 67.9 inches
  • Overall width: 79.5 inches
Ground Clearance
  • Minimum: 8.7 inches
  • Maximum: 10.2 inches
  • Approach angle: 28 degrees
  • Departure angle: 22 degrees

Component Specifications

Overview

Type
Independent Front Suspension (IFS) with Solid Rear Axle
Configuration
Front: Coil Spring, Rear: Leaf Spring
Platform
Heavy-Duty Truck
Material
High-Strength Steel
Location
Front and Rear Axles

Dimensions

Front Spring Length
24.5 inches (622.3 mm)
Rear Leaf Spring Length
52 inches (1320.8 mm)
Front Shock ABSorber Length
28 inches (711.2 mm)
Rear Shock ABSorber Length
30 inches (762 mm)
Front Track Width
68.3 inches (1734.8 mm)
Rear Track Width
67.3 inches (1709.4 mm)
Ground Clearance
8.1 inches (205.7 mm)

Materials

Springs
High-Carbon Steel
Shock ABSorbers
Chromium-Plated Steel
Control Arms
Forged Aluminum
Bushings
Polyurethane
Mounts
Rubber and Steel Composite

Features

Durability
  • Heavy-duty coil springs
  • Reinforced leaf springs
  • Corrosion-resistant coatings
Performance
  • Hydraulic shock absorbers
  • Stabilizer bar for reduced body roll
  • Precision-engineered control arms
Adjustability
  • Height-adjustable front suspension
  • Load-leveling rear suspension
  • Adjustable shock damping
Off-Road Capability
  • Enhanced articulation
  • Skid plates for protection
  • High ground clearance
Comfort
  • Progressive-rate springs
  • Isolated cabin mounts
  • Reduced vibration transmission

Safety Features

Structural integrity
  • Reinforced frame mounts
  • High-strength steel components
Stability
  • Electronic Stability Control (ESC)
  • Anti-roll bars
Load Handling
  • Heavy-duty leaf springs
  • Load-leveling suspension

Comfort Features

Ride Quality
  • Progressive-rate coil springs
  • Hydraulic shock absorbers
Noise Reduction
  • Isolated cabin mounts
  • Rubber bushings
Vibration Control
  • Dual-stage dampers
  • Tuned suspension geometry
Adjustability
  • Height-adjustable suspension
  • Load-leveling rear springs

Accessories

Upgrades
  • Lift kits
  • Heavy-duty shocks
  • Air suspension systems
Protection
  • Skid plates
  • Shock boots
  • Bushing guards
Maintenance
  • Grease fittings
  • Replacement bushings
  • Shock absorber kits

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Inspect shock absorbers
  • Check bushings for wear
  • Lubricate suspension components
  • Inspect leaf springs
  • Tighten all suspension bolts
Maintenance Notes
Regularly check for corrosion and wear, especially in off-road conditions.

Warranty

Basic
Miles: 36,000
Years: 3
Coverage: Manufacturer defects
Powertrain
Miles: 60,000
Years: 5
Coverage: Suspension components
Corrosion
Miles: 100,000
Years: 5
Coverage: Rust perforation
Roadside Assistance
Miles: 36,000
Years: 3
Coverage: Towing and repairs

Production Details

Manufacturer
Dodge
Manufacturing Process
  • Forging
  • Heat treatment
  • Precision machining
Quality Control
Testing: Durability testing, Load capacity testing, Corrosion resistance testing
Standards: ISO 9001, SAE J1127
Sustainability Practices
  • Recycled steel usage
  • Eco-friendly coatings
  • Energy-efficient manufacturing
Production Metrics
Annual Output: 500,000 units
Defect Rate: 0.5%
Lead Time: 4 weeks

Service Information for suspension Service

Maintenance and service requirements specific to this component

30,000
24
  • Inspect shock absorbers
  • Check bushings for wear
  • Lubricate suspension components
  • Inspect leaf springs
  • Tighten all suspension bolts

Ensure all components are free from corrosion and damage.

60,000
48
  • Replace shock absorbers if necessary
  • Inspect and replace bushings
  • Check alignment and suspension geometry
  • Test electronic stability control system

Use manufacturer-recommended parts for replacements.

100,000
72
  • Overhaul suspension system
  • Replace leaf springs if worn
  • Inspect and replace control arms
  • Perform full system diagnostics

Major service may require specialized tools and equipment.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What suspension systems are compatible with the 2003-2009 Dodge RAM 2500?

The 2003-2009 Dodge RAM 2500 is compatible with various suspension systems, including factory OEM replacements, heavy-duty aftermarket kits, and lift or leveling kits. Key specifications include compatibility with 4WD and 2WD models, a Gross Vehicle Weight Rating (GVWR) of up to 10,000 lbs, and specific bolt patterns for front and rear suspensions. Always verify compatibility with your vehicle's trim and configuration.

Q2

What maintenance is required for the suspension system of a 2003-2009 Dodge RAM 2500?

Regular maintenance for the suspension system includes inspecting shocks, struts, and bushings every 30,000 miles, checking for leaks or wear. Lubricate suspension components every 15,000 miles to prevent rust and ensure smooth operation. Replace worn-out parts promptly to avoid further damage. Additionally, align the wheels after any suspension work to ensure proper handling and tire wear.

Q3

How do I replace the suspension on a 2003-2009 Dodge RAM 2500?

To replace the suspension, first, lift the vehicle securely using a jack and stands. Remove the wheels and disconnect the shocks, springs, and control arms. Install the new suspension components in reverse order, ensuring all bolts are torqued to manufacturer specifications. Use a torque wrench for accuracy. After installation, perform a wheel alignment to ensure proper handling and tire wear.

Q4

What are common suspension issues for the 2003-2009 Dodge RAM 2500?

Common issues include worn-out shocks or struts, sagging rear springs, and loose or damaged bushings. Symptoms include uneven tire wear, poor handling, and excessive bouncing. Diagnose by inspecting components for wear, leaks, or damage. Replace faulty parts and ensure proper alignment. Regularly check and tighten bolts to prevent loosening over time.

Q5

How can I optimize the suspension performance of my 2003-2009 Dodge RAM 2500?

To optimize performance, consider upgrading to heavy-duty shocks and springs for better load handling. Use polyurethane bushings for improved durability and reduced flex. Adjust tire pressure according to load requirements. Regularly inspect and maintain suspension components to ensure peak performance. For off-road use, consider a lift kit for increased ground clearance.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

2003-2009 Dodge RAM 2500 Service Manual

Coming Soon

Comprehensive guide covering suspension system maintenance, repair, and specifications for the 2003-2009 Dodge RAM 2500.

Technical Service Bulletin: Suspension Updates

Coming Soon

Official bulletin detailing suspension-related updates, recalls, and improvements for the 2003-2009 Dodge RAM 2500.

Dodge RAM 2500 Suspension Parts Catalog

Coming Soon

Catalog listing OEM and aftermarket suspension parts, including shocks, springs, and bushings for the 2003-2009 Dodge RAM 2500.

About the Author

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Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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