Volvo Volvo S90 1997-1998 Drivetrain Specifications
Explore the detailed drivetrain specifications for the 1997-1998 Volvo S90, including engine, transmission, and differential details. Ideal for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the drivetrain of the 1997-1998 Volvo S90. It is designed to assist enthusiasts, mechanics, and owners in understanding the vehicle's drivetrain components, performance, and maintenance requirements. Use the search and navigation instructions to quickly locate specific details or browse through the sections for a comprehensive overview.
How to Use
Use the search functionality to find specific terms or components within the document. Enter keywords such as 'transmission' or 'differential' to locate relevant sections quickly.
Navigate through the document using the section titles and subsections. Each major section is divided into detailed subsections, making it easy to find specific information about the drivetrain.
Key Specifications
Engine Type
Inline 6-cylinder
Displacement
2.9L
Horsepower
181 hp
Torque
190 lb-ft
Transmission
4-speed auto / 5-speed manual
Available Specifications
Engine and Transmission
This section covers the engine and transmission specifications of the 1997-1998 Volvo S90. It includes details about the engine type, transmission options, and performance characteristics.
Engine and Transmission
This section covers the engine and transmission specifications of the 1997-1998 Volvo S90. It includes details about the engine type, transmission options, and performance characteristics.
Engine Specifications
- Inline 6-cylinder engine
- 2.9L displacement
- 181 horsepower at 5400 rpm
- 190 lb-ft of torque at 4200 rpm
- DOHC (Dual Overhead Camshaft) design
- Multi-port fuel injection system
Transmission Options
- 4-speed automatic transmission
- Optional 5-speed manual transmission
- Front-wheel drive configuration
- Electronic control module for smooth shifting
- Final drive ratio of 3.91:1
- Overdrive for improved fuel efficiency
Differential and Axles
This section provides information about the differential and axle setup in the Volvo S90. It includes details about the differential type, axle configuration, and related components.
Differential and Axles
This section provides information about the differential and axle setup in the Volvo S90. It includes details about the differential type, axle configuration, and related components.
Differential Specifications
- Open differential system
- Limited-slip differential optional
- Differential fluid capacity: 1.5 liters
- Sealed for life design
- Durable alloy housing
- Maintenance-free operation
Axle Configuration
- Independent front suspension
- Semi-independent rear suspension
- CV (Constant Velocity) joints for smooth power delivery
- Axle ratio of 3.91:1
- Heavy-duty axle shafts
- Anti-roll bar for improved stability
Drivetrain Performance
This section focuses on the performance aspects of the Volvo S90's drivetrain. It includes details about acceleration, top speed, and fuel efficiency.
Drivetrain Performance
This section focuses on the performance aspects of the Volvo S90's drivetrain. It includes details about acceleration, top speed, and fuel efficiency.
Acceleration and Speed
- 0-60 mph in 8.5 seconds (automatic)
- 0-60 mph in 7.8 seconds (manual)
- Top speed of 130 mph (electronically limited)
- Smooth power delivery across all RPM ranges
- Responsive throttle response
- Optimized for both city and highway driving
Fuel Efficiency
- City fuel economy: 18 mpg
- Highway fuel economy: 25 mpg
- Combined fuel economy: 21 mpg
- Efficient engine management system
- Low rolling resistance tires
- Aerodynamic design for improved efficiency
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Component Specifications
Overview
- Type
- Front-engine, rear-wheel drive
- Configuration
- Longitudinal engine layout
- Transmission
- 4-speed automatic
- Differential
- Open differential
- Drive Shaft
- Two-piece steel driveshaft
Dimensions
- Driveshaft Length
- 72.8 inches (185 cm)
- Axle Width
- 59.1 inches (150 cm)
- Transmission Length
- 25.6 inches (65 cm)
- Differential Diameter
- 11.8 inches (30 cm)
- Propeller Shaft Diameter
- 3.15 inches (8 cm)
- Axle Shaft Diameter
- 1.57 inches (4 cm)
- Transmission Weight
- 185 lbs (84 kg)
Materials
- Transmission Case
- Aluminum alloy
- Driveshaft
- High-strength steel
- Axle Housing
- Cast iron
- Differential Gears
- Hardened steel
- Transmission Gears
- Carbon steel
Features
- Transmission
-
- Electronic shift control
- Lock-up torque converter
- Overdrive function
- Winter mode
- Differential
-
- Sealed unit
- Lubrication system
- Heat dissipation fins
- Mounting brackets
- Driveshaft
-
- Balanced assembly
- U-joints with grease fittings
- Slip yoke for length adjustment
- Axle
-
- Semi-floating design
- Sealed wheel bearings
- Spline shafts
Safety Features
- Transmission
-
- Fail-safe mode
- Overheat protection
- Differential
-
- Overload protection
- Sealed lubrication
- Driveshaft
-
- Safety loop
- Balanced rotation
Comfort Features
- Transmission
-
- Smooth shifting
- Quiet operation
- Driveshaft
-
- Vibration dampening
- Quiet rotation
- Differential
-
- Noise reduction
- Smooth power delivery
Accessories
- Transmission
-
- Shift linkage
- Mounting brackets
- Cooling lines
- Differential
-
- Mounting hardware
- Lubrication plugs
- Vent tube
- Driveshaft
-
- U-joints
- Center support bearing
- Mounting flanges
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Check transmission fluid level
- Inspect driveshaft U-joints
- Drain and refill differential fluid
- Inspect axle seals
- Check transmission mounts
- Maintenance Notes
- Use only recommended fluids and lubricants
Warranty
- Drivetrain Coverage
- 3 years or 36,000 miles
- Transmission Coverage
- 5 years or 60,000 miles
- Differential Coverage
- 3 years or 36,000 miles
- Warranty Terms
- Coverage excludes wear items and abuse
Production Details
- Manufacturer
- Volvo
- Manufacturing Process
-
- Casting
- Machining
- Heat treatment
- Assembly
- Quality Control
- inspection: 100% component testingTolerances: ISO 9001 standardsTesting: Dyno and road testing
- Sustainability Practices
-
- Recycled materials
- Efficient manufacturing
- Production Metrics
- Units Per Day: 200Defect Rate: 0.5%
Service Information for drivetrain Service
Maintenance and service requirements specific to this component
- Inspect driveshaft U-joints
- Check transmission fluid level
- Inspect axle seals
- Check transmission mounts
- Lubricate U-joints if applicable
Ensure proper torque on all fasteners
- Drain and refill differential fluid
- Inspect transmission mounts
- Check driveshaft balance
- Inspect axle splines
- Test transmission shift points
Replace differential fluid with specified type
- Replace transmission fluid and filter
- Inspect and replace driveshaft U-joints if needed
- Check differential backlash
- Inspect axle bearings
- Perform transmission pressure test
Consider professional service for major components
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications for the 1997-1998 Volvo S90 drivetrain?
What are the technical specifications for the 1997-1998 Volvo S90 drivetrain?
The 1997-1998 Volvo S90 features a front-engine, rear-wheel-drive (RWD) configuration. It is equipped with a 2.9L inline-6 engine producing 181 horsepower and 207 lb-ft of torque, paired with a 4-speed automatic transmission. The drivetrain is compatible with standard Volvo parts and aftermarket components designed for the 900 series. Ensure compatibility by verifying part numbers and specifications before purchasing.
Q2 What maintenance is required for the Volvo S90 drivetrain?
What maintenance is required for the Volvo S90 drivetrain?
Regular maintenance for the Volvo S90 drivetrain includes checking and replacing transmission fluid every 30,000-50,000 miles, inspecting the driveshaft and differential for wear, and ensuring proper lubrication of U-joints. Additionally, monitor engine mounts and suspension components for signs of deterioration. Adhering to the manufacturer's recommended service intervals will help maintain optimal performance and longevity.
Q3 How do I replace the driveshaft on a 1997-1998 Volvo S90?
How do I replace the driveshaft on a 1997-1998 Volvo S90?
To replace the driveshaft, first, secure the vehicle on a lift or jack stands. Remove the exhaust system and heat shields for access. Unbolt the driveshaft from the differential and transmission. Mark the driveshaft and flanges for proper alignment during reinstallation. Install the new driveshaft, ensuring all bolts are torqued to factory specifications. Reassemble the exhaust system and test drive the vehicle to confirm proper operation.
Q4 What are common drivetrain issues in the Volvo S90 and how can I troubleshoot them?
What are common drivetrain issues in the Volvo S90 and how can I troubleshoot them?
Common issues include vibration during acceleration, which may indicate a worn driveshaft or U-joint, and transmission slipping, often caused by low fluid levels or a failing torque converter. Inspect the driveshaft for damage and check transmission fluid levels. If issues persist, consult a professional for a diagnostic scan to identify potential electronic or mechanical failures.
Q5 How can I optimize the performance of my Volvo S90 drivetrain?
How can I optimize the performance of my Volvo S90 drivetrain?
To optimize performance, use high-quality synthetic transmission fluid and ensure proper fluid levels. Upgrade to performance-grade U-joints and driveshaft components if available. Regularly inspect and maintain suspension and engine mounts to reduce drivetrain stress. Consider a professional tune-up to adjust engine parameters for improved power delivery and efficiency.
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 SoonComprehensive guide covering drivetrain maintenance, repair procedures, and technical specifications for the Volvo S90.
Volvo S90 Technical Service Bulletin
Coming SoonLatest updates and fixes for drivetrain-related issues, including recalls and recommended service procedures.
Volvo S90 Parts and Accessories Catalog
Coming SoonDetailed catalog of OEM and aftermarket parts for the Volvo S90 drivetrain, including compatibility information.
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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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