Infiniti FX35 2003-2008 Suspension Specifications
Explore detailed suspension specifications for the 2003-2008 Infiniti FX35, including shock absorbers, springs, control arms, and alignment settings. Ideal for maintenance, repairs, and upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the suspension system of the 2003-2008 Infiniti FX35. It is designed to assist mechanics, enthusiasts, and owners in understanding the suspension components, configurations, and maintenance requirements. Use the search functionality to locate specific terms or navigate through sections to explore detailed information about the suspension system.
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Key Specifications
Front Suspension Type
Double-Wishbone
Rear Suspension Type
Multi-Link
Shock Absorber Type
Gas-Filled
Stabilizer Bar Diameter
25 mm (Front), 22 mm (Rear)
Wheel Alignment Interval
15,000 miles
Available Specifications
Front Suspension
The front suspension of the 2003-2008 Infiniti FX35 is designed for optimal handling and comfort. It features an independent double-wishbone setup with coil springs and shock absorbers. This section covers the key components and their specifications.
Front Suspension
The front suspension of the 2003-2008 Infiniti FX35 is designed for optimal handling and comfort. It features an independent double-wishbone setup with coil springs and shock absorbers. This section covers the key components and their specifications.
Double-Wishbone Configuration
- Upper and lower control arms for precise wheel alignment
- Coil springs for load-bearing and ride comfort
- Gas-filled shock absorbers for damping
- Stabilizer bar to reduce body roll during cornering
Steering and Alignment
- Rack-and-pinion steering system for responsive handling
- Adjustable camber and caster angles
- Toe-in and toe-out settings for stability
- Power steering fluid specifications
Rear Suspension
The rear suspension system of the Infiniti FX35 ensures stability and smooth ride quality. It utilizes a multi-link design with coil springs and shock absorbers. This section provides details on the components and their functions.
Rear Suspension
The rear suspension system of the Infiniti FX35 ensures stability and smooth ride quality. It utilizes a multi-link design with coil springs and shock absorbers. This section provides details on the components and their functions.
Multi-Link Setup
- Multiple control arms for independent wheel movement
- Coil springs for support and comfort
- Gas-filled shock absorbers for damping
- Stabilizer bar to minimize body roll
Alignment and Adjustments
- Adjustable camber and toe settings
- Precise alignment for improved tire wear
- Rear differential mounting points
- Suspension bushings for noise reduction
Suspension Maintenance
Proper maintenance of the suspension system is crucial for the longevity and performance of the Infiniti FX35. This section outlines common maintenance tasks and recommended intervals.
Suspension Maintenance
Proper maintenance of the suspension system is crucial for the longevity and performance of the Infiniti FX35. This section outlines common maintenance tasks and recommended intervals.
Inspection and Replacement
- Inspect shock absorbers every 30,000 miles
- Check for worn bushings and control arms
- Replace stabilizer bar links if damaged
- Lubricate suspension components during service
Alignment and Balancing
- Perform wheel alignment every 15,000 miles
- Check tire pressure monthly
- Rotate tires every 7,500 miles
- Balance wheels during tire rotation
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Component Specifications
Overview
- Type
- Independent double-wishbone front and multi-link rear
- Configuration
- Front and rear independent suspension
- Platform
- FM (Front Midship) platform
- Material
- High-strength steel and aluminum components
- Location
- Front and rear axles
Dimensions
- Front Track Width
- 62.6 inches (1590 mm)
- Rear Track Width
- 62.6 inches (1590 mm)
- Front Spring Length
- 14.2 inches (360 mm)
- Rear Spring Length
- 15.7 inches (400 mm)
- Front Shock ABSorber Length
- 22.8 inches (580 mm)
- Rear Shock ABSorber Length
- 24.4 inches (620 mm)
- Ground Clearance
- 7.3 inches (185 mm)
Materials
- Control Arms
- Forged aluminum
- Springs
- High-tensile steel
- Shock ABSorbers
- Steel with hydraulic fluid
- Bushings
- Rubber and polyurethane
- Stabilizer Bar
- Hollow steel
Features
- Damping
-
- Hydraulic shock absorbers
- Gas-charged for consistent performance
- Adjustable damping in some models
- Stability
-
- Front and rear stabilizer bars
- Anti-roll technology
- Enhanced cornering stability
- Ride Quality
-
- Tuned for sporty yet comfortable ride
- Progressive-rate springs
- Noise-reducing bushings
- Durability
-
- Corrosion-resistant coatings
- Reinforced mounting points
- High-strength materials
- Adjustability
-
- Optional adaptive suspension
- Height-adjustable in some variants
- Electronic damping control
Safety Features
- Structural integrity
-
- Crash-tested components
- Reinforced subframe
- Stability Control
-
- Integrated with vehicle stability control
- Anti-lock braking system compatibility
- Failure Protection
-
- Redundant mounting points
- Corrosion-resistant materials
Comfort Features
- Noise Reduction
-
- Insulated bushings
- Vibration-dampening mounts
- Ride Smoothness
-
- Tuned spring rates
- Hydraulic rebound control
- Adjustability
-
- Optional adaptive damping
- Height adjustment in some models
- Temperature Resistance
-
- Heat-resistant materials
- Cold-weather performance tuning
Accessories
- Upgrades
-
- Performance shock absorbers
- Lowering springs
- Polyurethane bushings
- Tools
-
- Spring compressors
- Alignment tools
- Torque wrenches
- Maintenance Kits
-
- Bushing replacement kit
- Shock absorber rebuild kit
- Stabilizer bar link kit
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect bushings and mounts
- Check shock absorber performance
- Lubricate suspension components
- Inspect alignment
- Tighten all bolts to specification
- Maintenance Notes
- Regular alignment checks recommended for optimal performance.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Defects in materials and workmanship
- Powertrain
- Miles: 60,000Years: 5Coverage: Suspension components included
- Corrosion
- Miles: UnlimitedYears: 7Coverage: Perforation from corrosion
- Emissions
- Miles: 80,000Years: 8Coverage: Suspension-related emissions components
Production Details
- Manufacturer
- Infiniti (Nissan Motor Co.)
- Manufacturing Process
-
- Precision forging
- Robotic welding
- Computer-aided alignment
- Quality Control
- Testing: Durability testing, Vibration analysis, Crash simulationStandards: ISO 9001 certified, JIS (Japanese Industrial Standards)
- Sustainability Practices
-
- Recycled materials in bushings
- Eco-friendly coatings
- Energy-efficient manufacturing
- Production Metrics
- Annual Output: Approx. 50,000 unitsDefect Rate: Less than 0.1%Lead Time: 4 weeks
Service Information for suspension Service
Maintenance and service requirements specific to this component
- Inspect bushings and mounts
- Check shock absorber performance
- Lubricate suspension components
- Inspect alignment
- Tighten all bolts to specification
Alignment should be checked after any suspension work.
- Replace shock absorbers if necessary
- Inspect and replace bushings
- Check stabilizer bar links
- Perform full alignment
- Inspect subframe for cracks
Use factory-recommended parts for replacements.
- Replace all bushings and mounts
- Inspect and replace springs if needed
- Overhaul shock absorbers
- Check and replace stabilizer bar
- Perform full suspension alignment
Major service may require specialized tools and equipment.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What suspension components are compatible with the 2003-2008 Infiniti FX35?
What suspension components are compatible with the 2003-2008 Infiniti FX35?
The 2003-2008 Infiniti FX35 is compatible with specific suspension components, including struts, shocks, control arms, and sway bars designed for this model. OEM parts like the KYB Excel-G shocks or Bilstein B6 series are recommended for optimal performance. Aftermarket options are also available, but ensure they meet OE specifications. Compatibility details can be verified through part numbers or manufacturer catalogs. Always cross-check with your vehicle’s VIN for accuracy.
Q2 What are the maintenance requirements for the FX35 suspension system?
What are the maintenance requirements for the FX35 suspension system?
Regular maintenance for the 2003-2008 Infiniti FX35 suspension includes inspecting shocks, struts, and bushings every 12,000-15,000 miles. Replace worn components like ball joints and control arms as needed. Lubricate suspension joints during oil changes. Check alignment annually or after significant impacts. Rotate tires every 5,000-7,000 miles to ensure even wear. Follow the manufacturer’s maintenance schedule for detailed guidelines.
Q3 How do I replace the front struts on a 2003-2008 Infiniti FX35?
How do I replace the front struts on a 2003-2008 Infiniti FX35?
To replace the front struts, lift the vehicle and secure it on jack stands. Remove the wheel and disconnect the sway bar link. Unbolt the strut assembly from the steering knuckle and top mount. Compress the spring using a strut compressor and disassemble the old strut. Install the new strut, reassemble the components, and torque all bolts to factory specifications. Lower the vehicle and perform an alignment.
Q4 What should I do if my FX35 suspension makes noise?
What should I do if my FX35 suspension makes noise?
If your FX35 suspension is noisy, inspect for loose or worn components. Check struts, shocks, and bushings for damage. Tighten all bolts to the correct torque. Common culprits include worn ball joints, sway bar links, or control arm bushings. Lubricate joints if necessary. If the issue persists, consult a professional mechanic for a detailed diagnosis.
Q5 How can I optimize the suspension performance of my FX35?
How can I optimize the suspension performance of my FX35?
To optimize suspension performance, upgrade to high-quality shocks and struts like Bilstein or KYB. Install performance sway bars for better cornering. Ensure proper alignment and tire balance. Use polyurethane bushings for increased durability. Regularly inspect and maintain suspension components. Adjust tire pressure according to driving conditions for improved handling and comfort.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2003-2008 Infiniti FX35 Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and troubleshooting for the FX35 suspension system.
Infiniti FX35 Suspension Technical Bulletin
Coming SoonDetails common suspension issues and recommended solutions for the 2003-2008 FX35.
Infiniti FX35 Suspension Parts Catalog
Coming SoonComplete listing of OEM and aftermarket suspension parts for the 2003-2008 FX35.
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Technical Information
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