Buick Regal 2018-present Suspension Specifications
Explore the detailed suspension specifications for the 2018-Present Buick Regal. This guide covers front and rear suspension types, spring rates, shock absorbers, alignment settings, and torque values, essential for maintenance, repair, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the suspension system of the 2018-Present Buick Regal. It is designed to assist automotive enthusiasts, technicians, and owners in understanding the components, performance characteristics, and maintenance requirements of the vehicle's suspension. Use this guide to explore the various aspects of the suspension system, from its design to its functionality, and learn how to maintain optimal performance.
How to Use
Use the search functionality to quickly locate specific suspension components or specifications. Enter keywords such as 'front suspension' or 'damping system' to find relevant information.
Navigate through the document using the section titles and subsections. Each major section covers a different aspect of the suspension system, with detailed points listed under each subsection for easy reference.
Key Specifications
Front Suspension Type
MacPherson Strut
Rear Suspension Type
Multi-Link
Front Anti-Roll Bar Diameter
24 mm
Rear Anti-Roll Bar Diameter
22 mm
Shock Absorber Type
Twin-Tube
Available Specifications
Front Suspension
The front suspension of the 2018-Present Buick Regal is designed to provide a balance between comfort and performance. It features a sophisticated setup that ensures smooth handling and stability. This section covers the key components and their functions, including the struts, control arms, and anti-roll bar.
Front Suspension
The front suspension of the 2018-Present Buick Regal is designed to provide a balance between comfort and performance. It features a sophisticated setup that ensures smooth handling and stability. This section covers the key components and their functions, including the struts, control arms, and anti-roll bar.
Strut Assembly
- MacPherson strut design for compactness and efficiency
- Integrated coil spring and shock absorber
- High-strength steel construction for durability
- Precision-engineered for reduced vibration and noise
Control Arms
- Forged aluminum for reduced weight
- Rubber bushings for improved ride comfort
- Ball joints for precise wheel alignment
- Designed for optimal load distribution
Rear Suspension
The rear suspension system of the Buick Regal is engineered to complement the front suspension, ensuring a cohesive and responsive driving experience. This section delves into the components that make up the rear suspension, including the multi-link setup and damping system.
Rear Suspension
The rear suspension system of the Buick Regal is engineered to complement the front suspension, ensuring a cohesive and responsive driving experience. This section delves into the components that make up the rear suspension, including the multi-link setup and damping system.
Multi-Link Setup
- Independent multi-link design for enhanced handling
- Lightweight materials for improved performance
- Adjustable camber and toe settings
- Optimized for reduced body roll during cornering
Damping System
- Twin-tube shock absorbers for smooth damping
- Frequency-selective damping for varying road conditions
- Enhanced rebound control for stability
- Weather-resistant seals for longevity
Anti-Roll Bars
Anti-roll bars are critical for minimizing body roll and improving cornering stability. This section explains the design and function of the anti-roll bars in the Buick Regal, highlighting their role in maintaining vehicle balance.
Anti-Roll Bars
Anti-roll bars are critical for minimizing body roll and improving cornering stability. This section explains the design and function of the anti-roll bars in the Buick Regal, highlighting their role in maintaining vehicle balance.
Front Anti-Roll Bar
- Hollow design for reduced weight
- High-strength steel construction
- Precision-mounting points for minimal flex
- Optimized diameter for improved roll resistance
Rear Anti-Roll Bar
- Torsional rigidity for enhanced stability
- Integrated bushings for noise reduction
- Corrosion-resistant coating
- Designed for balanced weight distribution
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Component Specifications
Overview
- Type
- Independent MacPherson Strut Front, Four-Link Independent Rear
- Configuration
- Front and Rear Independent Suspension
- Platform
- E2XX
- Material
- High-Strength Steel
- Location
- Front and Rear Axles
Dimensions
- Front Strut Length
- 22.5 inches / 571.5 mm
- Rear Shock Length
- 20.1 inches / 510.5 mm
- Front Spring Rate
- 162 lb/in / 28.8 N/mm
- Rear Spring Rate
- 142 lb/in / 25.3 N/mm
- Front Sway Bar Diameter
- 1.1 inches / 28 mm
- Rear Sway Bar Diameter
- 0.9 inches / 23 mm
- Wheel Travel Front
- 6.3 inches / 160 mm
- Wheel Travel Rear
- 6.7 inches / 170 mm
Materials
- Strut Housing
- High-Strength Steel
- Springs
- Chromium-Silicon Alloy
- Bushings
- Polyurethane
- Control Arms
- Forged Aluminum
- Sway Bars
- Heat-Treated Steel
Features
- Performance
-
- Sport-Tuned Suspension
- Enhanced Cornering Stability
- Precision Steering Response
- Comfort
-
- Hydraulic Ride Bushings
- Frequency Selective Damping
- Isolated Subframe Mounts
- Handling
-
- StableTrak Electronic Stability Control
- Torque Vectoring Control
- Variable Steering Assist
- Adjustability
-
- Driver Selectable Modes
- Adaptive Damping System
- Customizable Ride Settings
- Durability
-
- Rust-Resistant Coatings
- Reinforced Mounting Points
- Impact-Resistant Components
Safety Features
- Stability
-
- Electronic Stability Control
- Traction Control System
- Anti-Roll Protection
- Braking
-
- ABS Integration
- Electronic Brakeforce Distribution
- Cornering Brake Control
- Collision
-
- Impact Absorption Design
- Reinforced Subframe
- Crash Energy Management
Comfort Features
- Noise Reduction
-
- Acoustic Isolation
- Vibration Dampening
- Quiet Ride Technology
- Ride Quality
-
- Adaptive Damping
- Hydraulic Bushings
- Smooth Road Compensation
- Temperature Control
-
- Heat-Resistant Materials
- Thermal Management
- Cold Weather Performance
- Accessibility
-
- Easy Service Points
- Modular Components
- Diagnostic Port Integration
Accessories
- Upgrades
-
- Performance Suspension Kit
- Lowering Springs
- Adjustable Sway Bars
- Protection
-
- Underbody Shields
- Rust Prevention Coatings
- Component Covers
- Maintenance
-
- Alignment Tools
- Suspension Lubricants
- Replacement Bushings Kit
Maintenance
- interval
- Every 15,000 miles or 12 months
- Service Items
-
- Inspect Suspension Components
- Check Bushings and Mounts
- Lubricate Moving Parts
- Test Shock Absorbers
- Verify Alignment Settings
- Notes
- More frequent inspections recommended for harsh driving conditions
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Manufacturer Defects
- Powertrain
- Miles: 60,000Years: 5Coverage: Suspension Components
- Corrosion
- Miles: 100,000Years: 6Coverage: Rust Perforation
- Roadside
- Miles: UnlimitedYears: 5Coverage: Towing and Assistance
Production Details
- Manufacturer
- General Motors
- Process
-
- Robotic Assembly
- Precision Alignment
- Computerized Testing
- Quality Control
- Testing: Dynamic Load Testinginspection: X-Ray and UltrasonicStandards: ISO 9001 Certified
- Sustainability
-
- Recycled Materials
- Low-Emissions Manufacturing
- Energy-Efficient Processes
- Metrics
- Units Per Day: 1200Defect Rate: 0.02%Recycling Rate: 95%
Service Information for suspension Service
Maintenance and service requirements specific to this component
- Inspect suspension components for wear
- Check and tighten mounting bolts
- Lubricate bushings and joints
- Test shock absorber performance
- Verify wheel alignment settings
Normal driving conditions
- Replace worn bushings
- Check and adjust suspension geometry
- Inspect for leaks in dampers
- Verify torque on all suspension components
- Test electronic stability systems
Includes more detailed inspection
- Replace shock absorbers
- Inspect and replace worn springs
- Check and replace sway bar links
- Perform full suspension alignment
- Test all electronic suspension systems
Major service requiring specialized equipment
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications of the 2018-Present Buick Regal suspension system?
What are the technical specifications of the 2018-Present Buick Regal suspension system?
The 2018-Present Buick Regal features a MacPherson strut front suspension and a multi-link rear suspension. It is compatible with models including the Regal Sportback and TourX. The system includes coil springs, shock absorbers, and stabilizer bars. The front suspension incorporates a direct-acting stabilizer bar, while the rear uses a decoupled stabilizer bar for improved ride quality. The suspension is tuned for a balance between comfort and handling, with optional adaptive dampers available on select trims.
Q2 What maintenance is required for the Buick Regal suspension system?
What maintenance is required for the Buick Regal suspension system?
Regular maintenance for the Buick Regal suspension system includes inspecting shock absorbers, struts, and springs every 15,000 miles. Bushings and ball joints should be checked for wear every 30,000 miles. Ensure the vehicle is aligned according to specifications after any suspension component replacement or every 30,000 miles. Lubricate all greaseable components annually or as needed. Refer to the owner's manual for detailed schedules and recommendations.
Q3 How do I install or replace a suspension component on the Buick Regal?
How do I install or replace a suspension component on the Buick Regal?
To replace a suspension component, start by loosening the lug nuts and raising the vehicle securely. Remove the wheel and any components blocking access. Use specialized tools to disassemble the suspension, such as a spring compressor for struts. Install the new component, ensuring all bolts are tightened to the specified torque. Reassemble in the reverse order and perform a wheel alignment after replacement. Always refer to the service manual for specific instructions and safety precautions.
Q4 How do I troubleshoot common suspension issues in the Buick Regal?
How do I troubleshoot common suspension issues in the Buick Regal?
Common suspension issues include clunking noises, uneven tire wear, or a bouncy ride. Inspect the suspension components for wear or damage. Check the tire pressure and look for uneven wear patterns. Test drive the vehicle to identify specific issues. If noises are present, inspect the bushings, ball joints, and stabilizer links. For ride quality issues, check the shock absorbers and springs. Use diagnostic tools to monitor the electronic suspension system if equipped. Consult a professional if problems persist.
Q5 How can I optimize the performance of the Buick Regal suspension system?
How can I optimize the performance of the Buick Regal suspension system?
To optimize the performance of the Buick Regal suspension system, ensure proper tire inflation and regular alignment. Consider upgrading to high-performance shocks or springs for improved handling. If equipped with adaptive dampers, use the vehicle's settings to adjust ride quality. Avoid overloading the vehicle beyond its recommended capacity. Regularly inspect and maintain suspension components to prevent wear. For track or performance driving, consider aftermarket suspension upgrades, but ensure they are compatible with the vehicle's specifications.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2018-2023 Buick Regal Service Manual
Coming SoonComprehensive service manual covering technical specifications, maintenance schedules, and repair procedures for the Buick Regal suspension system.
Technical Bulletin: Suspension System Updates
Coming SoonTechnical bulletin detailing updates, improvements, and service procedures for the Buick Regal suspension system.
Buick Regal Parts Catalog
Coming SoonCatalog of genuine and aftermarket parts for the Buick Regal suspension system, including components and accessories.
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