Lexus GS 2012-2020 Suspension Specifications
Explore comprehensive suspension specifications for the 2012-2020 Lexus GS, including shock absorbers, springs, alignment settings, and torque values. Ideal for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the suspension system of the 2012-2020 Lexus GS models. It is designed to assist enthusiasts, technicians, and owners in understanding the suspension components, configurations, and performance characteristics. Use the search and navigation instructions to quickly locate specific details or browse through sections for a comprehensive understanding of the suspension system.
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Key Specifications
Front Suspension Type
Double-wishbone
Rear Suspension Type
Multi-link
Shock Absorbers
Gas-filled
Stabilizer Bar Diameter (Front)
24 mm
Stabilizer Bar Diameter (Rear)
18 mm
Available Specifications
Front Suspension
The front suspension of the 2012-2020 Lexus GS is designed to provide a balance of comfort and performance. It features advanced components to ensure precise handling and stability.
Front Suspension
The front suspension of the 2012-2020 Lexus GS is designed to provide a balance of comfort and performance. It features advanced components to ensure precise handling and stability.
Suspension Type
- Double-wishbone design for improved handling
- Aluminum components to reduce weight
- Hydraulic bushings for enhanced ride comfort
- Adaptive Variable Suspension (AVS) available on select models
Key Components
- High-strength steel lower control arms
- Forged aluminum upper control arms
- Gas-filled shock absorbers
- Stabilizer bar for reduced body roll
Rear Suspension
The rear suspension system complements the front setup, delivering a smooth ride and excellent cornering stability. It incorporates advanced technologies for optimal performance.
Rear Suspension
The rear suspension system complements the front setup, delivering a smooth ride and excellent cornering stability. It incorporates advanced technologies for optimal performance.
Suspension Type
- Multi-link design for superior ride quality
- Aluminum components for weight reduction
- Hydraulic bushings for noise and vibration damping
- Adaptive Variable Suspension (AVS) on higher trims
Key Components
- High-strength steel trailing arms
- Forged aluminum upper and lower links
- Gas-filled shock absorbers
- Stabilizer bar for improved stability
Adaptive Variable Suspension (AVS)
The Adaptive Variable Suspension system is an optional feature that enhances ride comfort and handling by adjusting damping force in real-time.
Adaptive Variable Suspension (AVS)
The Adaptive Variable Suspension system is an optional feature that enhances ride comfort and handling by adjusting damping force in real-time.
System Overview
- Electronically controlled shock absorbers
- Multiple driving modes (Normal, Sport, Sport+)
- Real-time adjustments based on road conditions
- Improved cornering and braking performance
Operation
- Uses sensors to monitor vehicle dynamics
- Adjusts damping force in milliseconds
- Customizable settings via drive mode selector
- Seamless integration with other vehicle systems
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Component Specifications
Overview
- Type
- Independent double-wishbone front, multi-link rear
- Configuration
- Front and rear independent suspension
- Platform
- Lexus N Platform
- Material
- High-strength steel and aluminum components
- Location
- Front and rear axles
Dimensions
- Front Track Width
- 62.6 in (1590 mm)
- Rear Track Width
- 62.4 in (1585 mm)
- Front Spring Length
- 14.2 in (360 mm)
- Rear Spring Length
- 13.8 in (350 mm)
- Front Shock ABSorber Length
- 22.8 in (580 mm)
- Rear Shock ABSorber Length
- 21.7 in (550 mm)
- Front Sway Bar Diameter
- 1.2 in (30 mm)
- Rear Sway Bar Diameter
- 0.8 in (20 mm)
Materials
- Control Arms
- Forged aluminum
- Springs
- High-tensile steel
- Shock ABSorbers
- Steel with hydraulic fluid
- Bushings
- Rubber and polyurethane
- Sway Bars
- Hollow steel
Features
- Adjustability
-
- Adaptive Variable Suspension (AVS) optional
- Electronic damping control
- Sport mode suspension tuning
- Performance
-
- Enhanced cornering stability
- Reduced body roll
- Improved road grip
- Technology
-
- Dynamic handling system
- Integrated vehicle dynamics management
- Real-time damping adjustment
- Durability
-
- Corrosion-resistant coatings
- Reinforced mounting points
- High-cycle fatigue resistance
- Comfort
-
- Noise-reducing bushings
- Smooth ride tuning
- Impact absorption technology
Safety Features
- Stability
-
- Electronic Stability Control (ESC)
- Traction Control System (TCS)
- Structural integrity
-
- Reinforced subframe
- Crash-absorbing design
- Monitoring
-
- Suspension health monitoring
- Real-time diagnostics
Comfort Features
- Ride Quality
-
- Adaptive damping
- Road noise reduction
- Vibration isolation
- Adjustability
-
- Driver-selectable modes
- Automatic load leveling
- Climate Impact
-
- Temperature-resistant materials
- Cold-weather performance tuning
- Noise Reduction
-
- Acoustic dampening
- Low-noise bushings
Accessories
- Upgrades
-
- Performance sway bars
- Lowering springs
- Adjustable coilovers
- Maintenance Tools
-
- Bushing press kit
- Spring compressor
- Alignment tools
- Protective
-
- Suspension covers
- Rust inhibitors
- Bushing lubricants
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 and adjust if needed
- Test electronic suspension systems
- Maintenance Notes
- Regular alignment checks recommended for optimal performance.
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Defects in materials or workmanship
- Powertrain
- Miles: 70,000Years: 6Coverage: Suspension components included
- Corrosion
- Miles: UnlimitedYears: 6Coverage: Perforation from corrosion
- Extended
- Miles: 100,000Years: 8Coverage: Optional extended coverage for suspension
Production Details
- Manufacturer
- Lexus Division, Toyota Motor Corporation
- Manufacturing Process
-
- Precision forging
- Robotic welding
- Computer-aided alignment
- Quality Control
- Testing: Durability testing, Vibration analysis, Environmental stress testingStandards: ISO 9001 certified, JIS D 0205 compliance
- Sustainability Practices
-
- Recycled materials in bushings
- Low-emission manufacturing
- Energy-efficient production lines
- Production Metrics
- Annual Output: Approximately 50,000 unitsDefect Rate: Less than 0.1%Lead Time: 2-3 weeks
Service Information for suspension Service
Maintenance and service requirements specific to this component
- Inspect suspension bushings and mounts
- Check shock absorber performance
- Lubricate suspension components
- Inspect alignment and adjust if needed
- Test electronic suspension systems
Alignment checks are critical for optimal performance.
- Replace worn bushings and mounts
- Inspect and replace shock absorbers if needed
- Check and tighten all suspension bolts
- Inspect and replace sway bar links if necessary
- Perform full suspension alignment
Special tools required for bushing replacement.
- Complete suspension overhaul recommended
- Replace all bushings and mounts
- Inspect and replace control arms if needed
- Replace shock absorbers and springs
- Perform comprehensive alignment and testing
Major service requires specialized equipment and expertise.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the compatibility specifications for the suspension system of 2012-2020 Lexus GS models?
What are the compatibility specifications for the suspension system of 2012-2020 Lexus GS models?
The suspension system for 2012-2020 Lexus GS models is designed to be compatible with both standard and F Sport variants. It includes front double-wishbone and rear multi-link configurations. The system supports both standard and adaptive dampers, depending on the trim level. Always verify compatibility with your specific model year and trim before purchasing or installing components.
Q2 What are the maintenance requirements for the suspension system?
What are the maintenance requirements for the suspension system?
Regular maintenance for the suspension system includes inspecting shocks, struts, and bushings every 30,000 miles. Replace worn components as needed. Lubricate suspension joints annually and check alignment every 15,000 miles or after significant impacts. For adaptive suspension systems, ensure software updates are performed during routine service visits to maintain optimal performance.
Q3 How do I replace the suspension components on a 2012-2020 Lexus GS?
How do I replace the suspension components on a 2012-2020 Lexus GS?
To replace suspension components, first, lift the vehicle securely using a jack and stands. Remove the wheels and disconnect the sway bar links. Unbolt the strut assembly or shock absorbers, depending on the component being replaced. Install the new parts, ensuring all bolts are torqued to factory specifications. Reconnect the sway bar links and wheels, then perform a wheel alignment.
Q4 What are common troubleshooting steps for suspension issues?
What are common troubleshooting steps for suspension issues?
Common suspension issues include noise, uneven tire wear, and poor handling. Start by inspecting for loose or worn components like bushings, ball joints, and shocks. Check for leaks in the adaptive suspension system. Test ride height sensors and ensure the suspension control module is functioning. If issues persist, consult a professional technician for advanced diagnostics.
Q5 How can I optimize the performance of my Lexus GS suspension system?
How can I optimize the performance of my Lexus GS suspension system?
To optimize performance, consider upgrading to high-performance shocks or coilovers for better handling. Ensure proper alignment and tire pressure. For adaptive suspension systems, use the Sport or Sport+ modes for improved responsiveness. Regularly inspect and maintain components to prevent wear and ensure consistent performance.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Lexus GS 2012-2020 Service Manual
Coming SoonComprehensive guide covering suspension system maintenance, repair, and troubleshooting for 2012-2020 Lexus GS models.
Technical Service Bulletin: Suspension System Updates
Coming SoonDetails software updates and component revisions for the adaptive suspension system in 2012-2020 Lexus GS models.
Lexus GS Suspension Parts Catalog
Coming SoonCatalog listing OEM and aftermarket suspension components for 2012-2020 Lexus GS models, including part numbers and compatibility details.
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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.
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