Subaru Subaru Impreza 1992-2000 Drivetrain Specifications
Subaru Subaru Impreza 1992-2000

Subaru Subaru Impreza 1992-2000 Drivetrain Specifications

Explore the detailed drivetrain specifications for the 1992-2000 Subaru Impreza, including transmission types, differential configurations, and gear ratios. This guide is essential for maintenance, repairs, and upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the drivetrain of the 1992-2000 Subaru Impreza. It is designed to assist enthusiasts, mechanics, and researchers in understanding the vehicle's drivetrain components, configurations, and performance characteristics. Use the search functionality to locate specific terms or navigate through sections to explore detailed information about transmission types, differential systems, and other drivetrain features.

How to Use

Use the search bar to enter keywords related to drivetrain components, such as 'transmission' or 'AWD system'. The search will highlight relevant sections and subsections for quick access.

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

Key Specifications

Transmission Type

5-speed manual / 4-speed automatic

AWD System

Symmetrical AWD

Driveshaft Material

High-strength steel

Differential Type

Open / Limited-slip

Torque Split

50:50 front/rear

Available Specifications

Transmission Systems

This section covers the various transmission systems available in the 1992-2000 Subaru Impreza, including manual and automatic options. It provides details on gear ratios, shift mechanisms, and performance characteristics.

Manual Transmission
  • 5-speed manual transmission standard on most models
  • Gear ratios optimized for balanced performance and fuel efficiency
  • Dual-range gearbox available on some trims for off-road capability
  • Hydraulic clutch system for smooth operation
  • Optional short-throw shifter for sportier driving experience
Automatic Transmission
  • 4-speed automatic transmission available as an option
  • Electronic control for smoother shifts
  • Lock-up torque converter for improved fuel efficiency
  • Sport mode for enhanced throttle response
  • Optional paddle shifters on higher trims

All-Wheel Drive (AWD) System

This section explains the Subaru Impreza's renowned AWD system, including its mechanical components, operation, and benefits. It highlights the system's role in improving traction and stability.

Symmetrical AWD
  • Standard Symmetrical AWD system on all models
  • Equal-length driveshafts for balanced power distribution
  • Center differential for optimal torque split between front and rear axles
  • Viscous coupling for automatic torque transfer
  • Enhanced stability in adverse weather conditions
Differential Systems
  • Open front and rear differentials on base models
  • Limited-slip differential available on performance trims
  • Mechanical locking differential for off-road variants
  • Torque vectoring for improved cornering performance
  • Differential cooling system for high-performance applications

Drivetrain Components

This section provides an in-depth look at the key components of the Subaru Impreza's drivetrain, including the driveshaft, axles, and transfer case. It explains their roles and specifications.

Driveshaft and Axles
  • High-strength steel driveshaft for durability
  • Constant velocity (CV) joints for smooth power delivery
  • Reinforced axle shafts for higher torque handling
  • Sealed bearings for reduced maintenance
  • Optional carbon fiber driveshaft for weight reduction
Transfer Case
  • Compact transfer case design for space efficiency
  • Chain-driven mechanism for reliable operation
  • Electronic control for adaptive torque distribution
  • Heat-resistant materials for extended durability
  • Optional low-range gearing for off-road models

Component Specifications

Overview

Type
All-Wheel Drive (AWD)
Configuration
Symmetrical AWD
Platform
Subaru Impreza Platform
Material
High-strength steel and aluminum
Location
Front-engine, longitudinal layout

Dimensions

Driveshaft Length
60.2 inches (1529 mm)
Axle Diameter
1.5 inches (38.1 mm)
Transfer Case Width
12.8 inches (325 mm)
Differential Length
18.5 inches (470 mm)
Propeller Shaft Diameter
2.36 inches (60 mm)
Wheelbase
99.2 inches (2520 mm)
Ground Clearance
5.9 inches (150 mm)

Materials

Driveshaft
High-strength steel
Differential Housing
Aluminum alloy
Axles
Forged steel
Transfer Case
Aluminum alloy
Propeller Shaft
Carbon steel

Features

Drivetrain Control
  • Mechanical limited-slip differential
  • Viscous center differential
  • Torque distribution monitoring
  • Automatic load sensing
Performance
  • 50:50 torque split (front/rear)
  • Enhanced traction control
  • Low-friction bearings
  • High-efficiency gear design
Durability
  • Sealed drivetrain components
  • Corrosion-resistant coatings
  • Reinforced mounting points
  • High-temperature lubricants
integration
  • Seamless transmission connection
  • Integrated ABS compatibility
  • Compatible with manual and automatic transmissions
  • Direct linkage to suspension system

Safety Features

Structural integrity
  • Reinforced drivetrain mounts
  • Crash-resistant differential housing
Traction Control
  • Automatic torque distribution
  • Stability-enhancing differential
Emergency Features
  • Fail-safe mode for drivetrain
  • Overheat protection

Comfort Features

Noise Reduction
  • Vibration-dampening mounts
  • Quiet gear meshing
Smooth Operation
  • Precision-engineered components
  • Low-friction bearings
Climate Adaptation
  • Cold-weather lubrication
  • Heat-resistant seals

Accessories

Upgrades
  • Performance differential
  • Heavy-duty driveshaft
  • Upgraded transfer case
Maintenance Tools
  • Drivetrain fluid pump
  • Differential service kit
  • Torque wrench set
Protection
  • Drivetrain skid plate
  • Underbody coating
  • Differential guard

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Inspect driveshaft for wear
  • Check differential fluid level
  • Lubricate propeller shaft
  • Inspect transfer case seals
  • Test torque distribution
Maintenance Notes
Use only Subaru-approved lubricants and fluids for optimal performance.

Warranty

Basic Warranty
Miles: 36,000
Years: 3
Coverage: Drivetrain components
Powertrain Warranty
Miles: 60,000
Years: 5
Coverage: Differential and transfer case
Corrosion Warranty
Miles: Unlimited
Years: 5
Coverage: Drivetrain housing
Extended Warranty
Miles: 100,000
Years: 7
Coverage: Optional extended drivetrain coverage

Production Details

Manufacturer
Subaru Corporation
Manufacturing Process
  • Precision CNC machining
  • Heat treatment of components
  • Robotic assembly
Quality Control
Testing: Durability testing, Torque distribution calibration, Vibration analysis
Standards: ISO 9001 certified, JIS D 0201 compliant
Sustainability Practices
  • Recycled materials in components
  • Energy-efficient manufacturing
  • Waste reduction initiatives
Production Metrics
Annual Output: 500,000 units
Defect Rate: 0.01%
Production Time: 2.5 hours per drivetrain

Service Information for drivetrain Service

Maintenance and service requirements specific to the drivetrain

30,000
24
  • Inspect driveshaft for wear
  • Check differential fluid level
  • Lubricate propeller shaft
  • Inspect transfer case seals
  • Test torque distribution

Ensure all seals are intact and replace if necessary.

60,000
48
  • Replace differential fluid
  • Inspect and replace driveshaft boots
  • Check and adjust torque distribution
  • Inspect and replace worn bearings
  • Test drivetrain alignment

Use only Subaru-approved fluids and components.

100,000
84
  • Complete drivetrain inspection
  • Replace propeller shaft if necessary
  • Overhaul transfer case
  • Replace all seals and gaskets
  • Perform full torque calibration

Major service requires specialized tools and expertise.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the drivetrain specifications for the 1992-2000 Subaru Impreza?

The 1992-2000 Subaru Impreza features a symmetrical all-wheel-drive (AWD) system, with options for manual or automatic transmissions. The manual transmission models typically use a 5-speed gearbox, while automatic models use a 4-speed transmission. The AWD system is designed for optimal weight distribution and traction. Compatibility includes engines like the EJ18, EJ20, and EJ22, depending on the model year and trim.

Q2

What maintenance is required for the Subaru Impreza drivetrain?

Regular maintenance for the Subaru Impreza drivetrain includes checking and replacing the transmission fluid every 30,000-60,000 miles, inspecting the driveshaft and CV joints for wear, and ensuring the differential fluid is changed every 30,000 miles. Additionally, the AWD system should be inspected for proper operation, and the clutch (in manual models) should be checked for wear and adjusted as needed.

Q3

How do I replace the drivetrain components on a 1992-2000 Subaru Impreza?

To replace drivetrain components, first, safely lift the vehicle and secure it on jack stands. For transmission replacement, disconnect the driveshaft, remove the transmission mount, and detach the gearbox. For differential replacement, remove the rear axle and unbolt the differential housing. Always refer to the service manual for torque specifications and proper alignment. Ensure all components are properly lubricated during reassembly.

Q4

What are common drivetrain issues and how can I troubleshoot them?

Common drivetrain issues include grinding noises during gear shifts, vibrations while driving, and fluid leaks. Grinding noises may indicate worn synchros or low transmission fluid. Vibrations can result from unbalanced driveshafts or worn CV joints. Leaks are often due to damaged seals or gaskets. Inspect the affected components, replace worn parts, and ensure proper fluid levels to resolve these issues.

Q5

How can I optimize the performance of my Subaru Impreza drivetrain?

To optimize drivetrain performance, use high-quality synthetic transmission and differential fluids for better lubrication and heat resistance. Upgrade to performance clutch kits for manual models and consider lightweight flywheels for quicker throttle response. Regularly inspect and maintain the AWD system to ensure balanced power distribution. Additionally, ensure proper alignment and tire pressure for optimal traction and handling.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

1992-2000 Subaru Impreza Service Manual

Coming Soon

Comprehensive guide covering drivetrain maintenance, repair, and troubleshooting for the 1992-2000 Subaru Impreza.

Subaru Technical Service Bulletin: Drivetrain Updates

Coming Soon

Technical bulletin detailing updates and fixes for common drivetrain issues in the 1992-2000 Subaru Impreza.

Subaru Impreza Drivetrain Parts Catalog

Coming Soon

Catalog listing OEM and aftermarket drivetrain components for the 1992-2000 Subaru Impreza.

About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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