Audi Audi Q3 2011-2018 Suspension Specifications
Comprehensive technical documentation for the suspension system of the 2011-2018 Audi Q3, including detailed specifications, diagrams, and maintenance procedures.
Suspension Specifications Overview Specifications
This document provides a comprehensive overview of the suspension specifications for the 2011-2018 Audi Q3. It includes detailed information about the front and rear suspension components, technical specifications, and key features. Use this guide to understand the suspension system's design, components, and performance capabilities. Navigate through the sections to find specific details or refer to the quick reference section for key specifications.
How to Use
To find specific information, use the search functionality by entering relevant keywords such as 'front suspension', 'rear suspension', or 'spring rate'.
Navigate through the document by selecting sections from the table of contents. Each section provides detailed information on specific aspects of the suspension system. Use the subsections within each section to drill down into particular components or specifications.
Key Specifications
Ride Height (Unladen)
170 mm
Front Spring Rate
70 N/mm
Rear Spring Rate
90 N/mm
Suspension Travel (Front/Rear)
130 mm / 120 mm
Stabilizer Bar Diameter (Front/Rear)
22 mm / 20 mm
Available Specifications
Suspension System Overview
The Audi Q3 features a sophisticated suspension system designed to balance comfort and handling. The system includes a front MacPherson strut setup and a rear torsion beam axle, both optimized for stability and ride quality.
Suspension System Overview
The Audi Q3 features a sophisticated suspension system designed to balance comfort and handling. The system includes a front MacPherson strut setup and a rear torsion beam axle, both optimized for stability and ride quality.
System Design
- Front: MacPherson strut with lower wishbones
- Rear: Torsion beam axle with separate trailing arms
- Optimized for balanced ride comfort and handling
- Standard on all trim levels for consistent performance
Front Suspension Components
The front suspension of the Audi Q3 is engineered for precise handling and stability, utilizing proven components to deliver a smooth and responsive driving experience.
Front Suspension Components
The front suspension of the Audi Q3 is engineered for precise handling and stability, utilizing proven components to deliver a smooth and responsive driving experience.
MacPherson Strut
- Damping rates optimized for ride comfort
- Incorporates a coil spring for load management
- High-strength steel construction for durability
- Integrated with stabilizer link for roll control
- Sealed unit for reduced maintenance
Stabilizer Bar
- Front stabilizer bar diameter: 22 mm
- Tuned for reduced body roll during cornering
- Constructed from high-strength steel
- Connected to strut assembly via links
- Enhances overall vehicle stability
Rear Suspension Components
The rear suspension is designed to complement the front setup, ensuring a balanced and comfortable ride while maintaining cargo capacity and rear passenger comfort.
Rear Suspension Components
The rear suspension is designed to complement the front setup, ensuring a balanced and comfortable ride while maintaining cargo capacity and rear passenger comfort.
Torsion Beam Axle
- Compact design for increased cargo space
- Integrated with coil springs for load support
- Torsion beam provides lateral stability
- Durable steel construction for longevity
- Minimizes rear suspension intrusion into cabin
Rear Stabilizer Bar
- Rear stabilizer bar diameter: 20 mm
- Tuned to match front suspension characteristics
- Helps maintain vehicle balance during maneuvers
- Reduces rear body roll for better stability
- Works in tandem with front stabilizer bar
Technical Specifications and Features
Key technical details and features of the suspension system, including dimensions, rates, and special components.
Technical Specifications and Features
Key technical details and features of the suspension system, including dimensions, rates, and special components.
Suspension Travel
- Front suspension travel: 130 mm
- Rear suspension travel: 120 mm
- Optimized for on-road performance
- Sufficient for light off-road use
- Maintains tire contact during varying conditions
Spring Rates
- Front spring rate: 70 N/mm
- Rear spring rate: 90 N/mm
- Progressive rate design for variable loads
- Tuned for balance between comfort and handling
- Consistent with Audi's dynamic driving philosophy
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Component Specifications
Front Suspension
- Type
- MacPherson strut with lower control arm
- Spring Rate
- 28.5 N/mm
- Shock ABSorber Type
- Gas-filled, twin-tube
- Strut Part Number
- 8U0413031E
- Control Arm Part Number
- 8U0407693A
- Bushing Material
- Rubber with steel sleeve
- Alignment Specifications
- Camber: -0.5° to +0.5°Caster: +7.0° to +8.0°Toe: +0.10° to +0.30°
Rear Suspension
- Type
- Multi-link independent suspension
- Spring Rate
- 32.0 N/mm
- Shock ABSorber Type
- Gas-filled, monotube
- Trailing Arm Part Number
- 8U0511527B
- Lateral Link Part Number
- 8U0511531C
- Bushing Material
- Polyurethane with steel sleeve
- Alignment Specifications
- Camber: -1.5° to -0.5°Toe: +0.10° to +0.30°
Stabilizer Bars
- Front Diameter
- 24.0 mm
- Rear Diameter
- 18.0 mm
- Front Part Number
- 8U0411311A
- Rear Part Number
- 8U0511311B
- Bushing Material
- Polyurethane
Wheel Hub And Bearings
- Front Hub Part Number
- 8U0407625A
- Rear Hub Part Number
- 8U0507625B
- Front Bearing Type
- Sealed ball bearing
- Rear Bearing Type
- Sealed tapered roller bearing
- Torque Specifications
- Front Wheel Nut: 120 NmRear Wheel Nut: 120 Nm
Suspension Bushings
- Front Lower Control Arm Bushing Part Number
- 8U0407693B
- Rear Trailing Arm Bushing Part Number
- 8U0511527C
- Material
- Rubber with steel sleeve
- Replacement interval
- 100,000 miles or 8 years
Shock ABSorbers
- Front Shock Part Number
- 8U0413031F
- Rear Shock Part Number
- 8U0513031G
- Front Shock Travel
- 150 mm
- Rear Shock Travel
- 140 mm
- Damping Force
- Compression: 1200 NRebound: 1800 N
Springs
- Front Spring Part Number
- 8U0411115A
- Rear Spring Part Number
- 8U0511115B
- Front Spring Free Length
- 380 mm
- Rear Spring Free Length
- 400 mm
- Spring Material
- High-strength steel
Alignment And Geometry
- Front Toe Adjustment Range
- -0.20° to +0.40°
- Rear Toe Adjustment Range
- -0.10° to +0.30°
- Camber Adjustment
- Non-adjustable (requires aftermarket parts)
- Caster Adjustment
- Non-adjustable
Suspension Mounts
- Front Strut Mount Part Number
- 8U0412331A
- Rear Shock Mount Part Number
- 8U0512331B
- Material
- Rubber with steel reinforcement
- Replacement interval
- 80,000 miles or 6 years
Diagnostic Specifications
- Ride Height Tolerance
- ±5 mm
- Shock ABSorber Leak Test
- No visible leakage after 10,000 miles
- Bushing Wear Limit
- No cracks or deformation exceeding 2 mm
- Alignment Check interval
- Every 15,000 miles or 12 months
Service Information Service
Detailed service requirements and schedules for the suspension system
- Inspect suspension components for wear or damage
- Check shock absorbers for leaks
- Verify ride height and alignment
Replace worn components as necessary
- Inspect and lubricate suspension bushings
- Check wheel bearings for play
- Inspect stabilizer bar links and bushings
Replace bushings if cracks or deformation are present
- Replace shock absorbers and struts
- Inspect and replace suspension mounts if necessary
- Check and replace springs if sagging or damaged
Use only Audi-approved replacement parts
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What type of suspension system does the 2011-2018 Audi Q3 use?
What type of suspension system does the 2011-2018 Audi Q3 use?
The 2011-2018 Audi Q3 is equipped with a MacPherson strut front suspension and a four-link independent rear suspension. This setup provides a balance of comfort and sporty handling, with specific tuning for Audi's quattro all-wheel-drive system.
Q2 What is the recommended tire pressure for the Audi Q3 suspension system?
What is the recommended tire pressure for the Audi Q3 suspension system?
The recommended tire pressure for the 2011-2018 Audi Q3 varies by trim and load conditions. For standard trims, the front tires should be inflated to 2.4 bar (35 psi) and the rear tires to 2.2 bar (32 psi) under normal load. Always refer to the vehicle's door jamb sticker or owner's manual for specific recommendations.
Q3 How often should the suspension components be inspected?
How often should the suspension components be inspected?
Audi recommends inspecting the suspension components, including struts, shocks, bushings, and control arms, every 20,000 miles or during routine maintenance. Severe driving conditions, such as rough roads or frequent off-road use, may require more frequent inspections.
Q4 What is the ride height of the 2011-2018 Audi Q3?
What is the ride height of the 2011-2018 Audi Q3?
The ride height of the 2011-2018 Audi Q3 is approximately 170 mm (6.7 inches) for standard trims. S line or sport suspension packages may lower the ride height by 15-20 mm (0.6-0.8 inches) for improved handling.
Q5 Can the Audi Q3 suspension be upgraded for off-road use?
Can the Audi Q3 suspension be upgraded for off-road use?
While the Audi Q3 is primarily designed for on-road performance, aftermarket suspension kits are available for off-road use. These kits may include lifted springs, reinforced shocks, and upgraded control arms. However, such modifications may void the vehicle's warranty and should be installed by a professional.
Q6 What are the signs of worn suspension components?
What are the signs of worn suspension components?
Common signs of worn suspension components include uneven tire wear, excessive bouncing or swaying, knocking noises over bumps, and a noticeable drop in ride height. If any of these symptoms are observed, the suspension should be inspected and serviced immediately.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Audi Q3 Suspension Service Manual
Coming SoonOfficial Audi service manual detailing suspension maintenance, repair procedures, and torque specifications for the 2011-2018 Q3.
Audi Genuine Suspension Parts Catalog
Coming SoonCatalog of genuine Audi suspension components, including struts, shocks, and bushings, specifically designed for the 2011-2018 Q3.
Audi Q3 Suspension Troubleshooting Guide
Coming SoonStep-by-step guide to diagnosing common suspension issues, such as noise, vibration, and handling problems, for the 2011-2018 Q3.
Audi Q3 Suspension Upgrade Options
Coming SoonOverview of aftermarket suspension upgrades, including lowering kits and performance shocks, compatible with the 2011-2018 Q3.
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