Volvo Volvo S90 1997-1998 Suspension Specifications
Volvo Volvo S90 1997-1998

Volvo Volvo S90 1997-1998 Suspension Specifications

Explore the detailed suspension specifications for the 1997-1998 Volvo S90, including spring rates, shock absorbers, and alignment settings. Ideal for maintenance, repairs, and performance upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the suspension system of the 1997-1998 Volvo S90. It is designed to assist mechanics, enthusiasts, and owners in understanding the suspension components, their functions, and key measurements. Use the search functionality to locate specific terms or navigate through sections to explore detailed information about the front and rear suspension systems, alignment specifications, and other related components.

How to Use

Use the search bar to enter keywords such as 'front suspension' or 'alignment specs' to quickly locate relevant information. Ensure your search terms are specific to avoid unrelated results.

Scroll through the document or use the table of contents to jump to specific sections. Each section is organized into subsections for easy access to detailed technical points.

Key Specifications

Front Spring Rate

22 N/mm

Rear Track Width

1,510 mm

Turning Circle

11.2 meters

Ride Height

140 mm

Steering Ratio

16:1

Available Specifications

Front Suspension

The front suspension of the 1997-1998 Volvo S90 is designed for stability and comfort. This section covers the key components, including the strut assembly, control arms, and steering linkage, along with their specifications and functions.

Strut Assembly
  • MacPherson strut design with coil spring integration
  • Gas-filled shock absorbers for improved damping
  • Upper strut mounts with rubber bushings for noise reduction
  • Strut diameter: 50 mm
  • Spring rate: 22 N/mm
  • Optional adjustable strut mounts for performance tuning
Control Arms
  • Forged steel construction for durability
  • Rubber bushings for vibration isolation
  • Ball joints for precise steering response
  • Control arm length: 420 mm
  • Replacement interval: 100,000 miles or as needed

Rear Suspension

The rear suspension system of the Volvo S90 ensures balanced handling and ride comfort. This section details the multi-link setup, including the trailing arms, coil springs, and shock absorbers.

Multi-Link Setup
  • Independent multi-link design for optimal wheel control
  • Trailing arms with rubber bushings for smooth articulation
  • Coil springs with progressive rate for load adaptability
  • Shock absorbers with hydraulic damping
  • Rear track width: 1,510 mm
  • Optional self-leveling suspension for heavy loads
Alignment Specifications
  • Camber angle: -0.5° to 0.5°
  • Toe-in: 0.1° to 0.3°
  • Caster angle: 3.5° to 4.5°
  • Ride height: 140 mm (measured from wheel center to fender)
  • Alignment adjustment points at control arms and trailing links

Steering and Alignment

This section covers the steering system and alignment specifications for the Volvo S90, ensuring precise handling and tire longevity.

Steering System
  • Rack-and-pinion steering with hydraulic power assist
  • Steering ratio: 16:1
  • Turning circle: 11.2 meters
  • Steering column with tilt adjustment
  • Optional speed-sensitive power steering
Alignment Adjustments
  • Front toe adjustment via tie rod ends
  • Rear camber adjustment via eccentric bolts
  • Recommended alignment check every 12,000 miles
  • Alignment tools required: camber gauge, toe plates
  • Factory alignment settings for optimal tire wear

Component Specifications

Overview

Type
Independent MacPherson strut front, multi-link rear
Configuration
Front and rear independent suspension
Platform
Volvo P2 platform
Material
High-strength steel and aluminum components
Location
Front and rear axles

Dimensions

Front Strut Length
22.5 inches (571.5 mm)
Rear Shock Length
20.8 inches (528.3 mm)
Front Spring Rate
180 lb/in (31.5 N/mm)
Rear Spring Rate
160 lb/in (28 N/mm)
Front Sway Bar Diameter
0.98 inches (25 mm)
Rear Sway Bar Diameter
0.79 inches (20 mm)
Wheelbase
109.1 inches (2771 mm)
Track Width
60.2 inches (1529 mm)

Materials

Springs
High-tensile steel
Shock ABSorbers
Steel with hydraulic fluid
Control Arms
Forged aluminum
Bushings
Rubber and polyurethane
Sway Bars
Hollow steel

Features

Damping
  • Hydraulic shock absorbers
  • Gas-charged for consistent performance
  • Adjustable rebound damping
Stability
  • Anti-roll bars front and rear
  • Dynamic stability control
  • Traction control integration
Ride Quality
  • Progressive-rate springs
  • Hydraulic bump stops
  • Noise-reducing bushings
Durability
  • Corrosion-resistant coatings
  • Reinforced mounting points
  • Sealed bearings
Adjustability
  • Height-adjustable front struts
  • Camber adjustment capability
  • Toe adjustment settings

Safety Features

Crash Protection
  • Energy-absorbing strut mounts
  • Reinforced subframe
Stability
  • Electronic stability program (ESP)
  • Anti-lock braking system (ABS) integration
Structural integrity
  • High-strength steel components
  • Crash-tested design

Comfort Features

Noise Reduction
  • Insulated bushings
  • Hydraulic mounts
Vibration Damping
  • Multi-layer rubber mounts
  • Tuned shock absorbers
Ride Quality
  • Progressive spring rates
  • Hydraulic rebound control
Temperature Resistance
  • Heat-treated components
  • Temperature-stable fluids

Accessories

Upgrades
  • Performance shock absorbers
  • Lowering springs
  • Adjustable sway bars
Maintenance
  • Replacement bushings kit
  • Strut mount bearings
  • Suspension alignment tools
Protection
  • Rust protection coating
  • Dust boots for shocks
  • Bump stop replacements

Maintenance

Service interval
Every 50,000 miles or 5 years
Service Items
  • Inspect shock absorbers for leaks
  • Check bushings for wear
  • Lubricate suspension joints
  • Inspect spring condition
  • Verify alignment settings
Maintenance Notes
Regular alignment checks recommended, especially after impact or curb strikes

Warranty

Basic
Miles: 50,000
Years: 4
Coverage: Manufacturing defects
Corrosion
Miles: Unlimited
Years: 12
Coverage: Perforation corrosion
Wear Items
Miles: 12,000
Years: 1
Coverage: Bushings and mounts
Extended
Miles: 100,000
Years: 7
Coverage: Optional extended coverage

Production Details

Manufacturer
Volvo Cars
Manufacturing Process
  • Robotic assembly
  • Laser alignment
  • Precision welding
Quality Control
Testing: Durability testing, Crash simulation, Environmental testing
Standards: ISO 9001 certified
Sustainability
  • Recycled materials in bushings
  • Low-emission coating processes
  • Energy-efficient manufacturing
Production Metrics
Units Per Day: 120
Defect Rate: 0.02%
Energy Usage: 15 kWh per unit

Service Information for suspension Service

Maintenance and service requirements specific to this component

15,000
12
  • Inspect shock absorbers for leaks
  • Check suspension bushings
  • Verify wheel alignment
  • Lubricate suspension joints
  • Inspect spring condition

Alignment check recommended after winter season

50,000
60
  • Replace shock absorber fluid
  • Inspect and replace worn bushings
  • Check and adjust camber settings
  • Inspect subframe mounts
  • Test suspension damping performance

Special alignment tools required for camber adjustment

100,000
120
  • Replace shock absorbers
  • Inspect and replace springs if necessary
  • Overhaul suspension joints
  • Replace all suspension bushings
  • Perform full alignment calibration

Consider upgrading to performance components at this interval

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the technical specifications for the suspension system of a 1997-1998 Volvo S90?

The 1997-1998 Volvo S90 features a MacPherson strut front suspension and a multi-link rear suspension. The front suspension includes coil springs, gas-filled shock absorbers, and an anti-roll bar, while the rear suspension uses coil springs, shock absorbers, and a stabilizer bar. The system is designed for a smooth ride and precise handling. Compatibility is limited to OEM or aftermarket parts specifically designed for this model year.

Q2

What maintenance is required for the suspension system of a 1997-1998 Volvo S90?

Regular maintenance includes inspecting shock absorbers, struts, and bushings every 30,000 miles. Check for leaks, wear, or damage. Replace worn components promptly. Lubricate suspension joints annually. Wheel alignment should be checked every 15,000 miles or after hitting potholes. Proper tire inflation and rotation are also crucial to reduce suspension wear.

Q3

How do I replace the suspension components on a 1997-1998 Volvo S90?

To replace suspension components, lift the car securely and remove the wheels. For the front suspension, disconnect the strut assembly, remove the coil spring using a compressor, and replace the shock absorber or strut. For the rear, detach the lower control arm and replace the shock absorber. Reassemble in reverse order, ensuring all bolts are torqued to factory specifications.

Q4

What are common suspension issues in a 1997-1998 Volvo S90 and how can I troubleshoot them?

Common issues include uneven tire wear, knocking noises, and poor handling. Check for worn bushings, leaking shock absorbers, or damaged struts. Inspect the anti-roll bar links and mounts. If the car leans excessively, the springs may be worn. Use a jack to test suspension movement and listen for unusual noises. Replace faulty components as needed.

Q5

How can I optimize the suspension performance of my 1997-1998 Volvo S90?

Upgrade to high-performance shock absorbers or coilovers for better handling. Use polyurethane bushings for improved durability and responsiveness. Ensure proper wheel alignment and tire balance. Lowering springs can enhance stability but may reduce ride comfort. Regularly inspect and maintain all suspension components to ensure optimal 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.

1997-1998 Volvo S90 Service Manual

Coming Soon

Comprehensive guide covering suspension system maintenance, repair, and specifications for the 1997-1998 Volvo S90.

Volvo S90 Technical Service Bulletin

Coming Soon

Official updates and fixes for common suspension issues in the 1997-1998 Volvo S90.

Volvo S90 Suspension Parts Catalog

Coming Soon

Detailed catalog of OEM and aftermarket suspension parts for the 1997-1998 Volvo S90.

About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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