Lexus LS 1995-2000 Drivetrain Specifications
Lexus LS 1995-2000

Lexus LS 1995-2000 Drivetrain Specifications

Explore the 1995-2000 Lexus LS drivetrain specifications, including engine, transmission, and differential details. Ideal for maintenance, repairs, and performance upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the drivetrain of the 1995-2000 Lexus LS. It is designed to assist enthusiasts, mechanics, and researchers in understanding the engineering and performance aspects of the vehicle's drivetrain. Use the search functionality to locate specific terms or navigate through sections to explore detailed information about transmission, engine configuration, and other drivetrain components.

How to Use

Use the search bar to enter keywords related to the drivetrain, such as 'transmission type' or 'engine displacement'. Results 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

Engine Displacement

4.0L

Horsepower

260 hp

Torque

270 lb-ft

Transmission

4-speed automatic

Final Drive Ratio

3.266:1

Available Specifications

Engine Configuration

This section covers the engine specifications and layout of the 1995-2000 Lexus LS, including displacement, cylinder arrangement, and power output. It provides insights into how the engine contributes to the overall drivetrain performance.

Engine Type and Displacement
  • 4.0L V8 engine
  • 32-valve DOHC configuration
  • Aluminum alloy block and heads
  • Displacement of 3969 cc
  • Sequential multi-port fuel injection
  • Compression ratio of 10.5:1
Power and Torque
  • 260 horsepower at 5400 rpm
  • 270 lb-ft of torque at 4600 rpm
  • Smooth power delivery across the RPM range
  • Optimized for low-end torque and high-end power

Transmission System

This section details the transmission system used in the 1995-2000 Lexus LS, including its type, gear ratios, and operational characteristics. It highlights the seamless integration of the transmission with the engine for optimal performance.

Transmission Type
  • 4-speed automatic transmission
  • Electronically controlled with adaptive shifting
  • Rear-wheel drive configuration
  • Smooth and responsive gear changes
Gear Ratios
  • 1st gear: 2.810:1
  • 2nd gear: 1.549:1
  • 3rd gear: 1.000:1
  • 4th gear: 0.705:1
  • Reverse gear: 2.296:1

Drivetrain Components

This section explores the key components of the drivetrain, including the differential, driveshaft, and axles. It explains how these components work together to deliver power to the wheels efficiently.

Differential
  • Open differential standard
  • Optional limited-slip differential
  • 3.266:1 final drive ratio
  • Designed for smooth power distribution
Driveshaft and Axles
  • High-strength steel driveshaft
  • Balanced for minimal vibration
  • Durable CV joints for smooth power transfer
  • Robust axle design for long-term reliability

Component Specifications

Overview

Type
Automatic Transmission
Configuration
Front-engine, Rear-wheel drive
Platform
Toyota UZ platform
Material
Aluminum alloy casing
Location
Longitudinally mounted

Dimensions

Length
32.5 inches (825.5 mm)
Width
24.8 inches (630 mm)
Height
18.9 inches (480 mm)
Weight
187 lbs (85 kg)
Shaft Diameter
1.25 inches (31.75 mm)
Gear Ratio First
3.357:1
Gear Ratio Final Drive
3.266:1
Fluid Capacity
7.4 quarts (7 liters)

Materials

Transmission Case
Aluminum alloy
Gears
Hardened steel
Shafts
High-strength steel
Seals
Synthetic rubber
Fluid
Automatic Transmission Fluid (ATF)

Features

Transmission
  • 4-speed automatic
  • Electronically controlled
  • Overdrive
  • Lock-up torque converter
Driveline
  • Limited-slip differential
  • Drive shaft with universal joints
  • Rear-wheel drive configuration
Performance
  • Smooth gear shifts
  • Adaptive shift logic
  • Sport mode option
Cooling
  • Transmission fluid cooler
  • Integrated cooling fins
  • Thermostatic control
Sensors
  • Speed sensors
  • Temperature sensors
  • Pressure sensors

Safety Features

Fail Safe
  • Fail-safe mode for overheating
  • Backup limp-home mode
Protection
  • Overheat protection
  • Overload protection
Monitoring
  • Real-time diagnostics
  • Warning indicators

Comfort Features

Noise Reduction
  • Sound-dampening materials
  • Precision gear meshing
Vibration Control
  • Balanced drive shaft
  • Isolated mounts
Shift Quality
  • Smooth transitions
  • Adaptive shift patterns
Climate Impact
  • Thermal management
  • Efficient cooling

Accessories

Fluids
  • ATF Type T-IV
  • Synthetic lubricants
Tools
  • Transmission jack
  • Fluid pump
  • Diagnostic scanner
Upgrades
  • Performance torque converter
  • Enhanced cooling kit
  • Shift kit

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Fluid and filter replacement
  • Inspect seals and gaskets
  • Check transmission mounts
  • Inspect drive shaft
  • Test shift performance
Maintenance Notes
Use only recommended ATF for optimal performance.

Warranty

Basic
Miles: 50,000
Years: 4
Coverage: Parts and labor
Powertrain
Miles: 70,000
Years: 6
Coverage: Transmission and driveline
Corrosion
Miles: Unlimited
Years: 6
Coverage: Perforation only
Roadside Assistance
Miles: Unlimited
Years: 4
Coverage: 24/7 support

Production Details

Manufacturer
Aisin Seiki Co., Ltd.
Manufacturing Process
  • Precision machining
  • Heat treatment
  • Assembly line automation
Quality Control
Testing: Durability testing, Performance testing, Environmental testing
Standards: ISO 9001, JIS standards
Sustainability Practices
  • Recycling of materials
  • Energy-efficient production
  • Waste reduction programs
Production Metrics
Units Per Year: 150,000
Defect Rate: 0.02%
Lead Time: 6 weeks

Service Information for drivetrain Service

Maintenance and service requirements specific to this component

30,000
24
  • Replace transmission fluid
  • Inspect transmission mounts
  • Check drive shaft for wear
  • Test shift performance
  • Inspect seals and gaskets

Use only recommended ATF Type T-IV.

60,000
48
  • Replace transmission filter
  • Inspect torque converter
  • Check differential fluid
  • Test electronic controls
  • Inspect cooling system

Ensure proper fluid levels and cooling efficiency.

100,000
84
  • Full transmission inspection
  • Replace worn components
  • Flush cooling system
  • Test all sensors
  • Perform diagnostic scan

Major service may require specialized tools.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the technical specifications for the 1995-2000 Lexus LS drivetrain?

The 1995-2000 Lexus LS drivetrain features a 4.0L V8 engine paired with a 4-speed automatic transmission. It is rear-wheel drive (RWD) and delivers 260 horsepower and 270 lb-ft of torque. The drivetrain is compatible with OEM parts and select aftermarket components. Ensure compatibility by verifying part numbers with the vehicle's VIN or consulting a Lexus dealer for precise specifications.

Q2

What are the maintenance requirements for the Lexus LS drivetrain?

Regular maintenance for the Lexus LS drivetrain includes changing the transmission fluid every 60,000 miles, inspecting the driveshaft and differential for wear, and replacing the timing belt at 90,000 miles. Check for leaks, vibrations, or unusual noises during routine inspections. Adhering to the manufacturer's maintenance schedule ensures optimal performance and longevity of the drivetrain components.

Q3

How do I replace the driveshaft on a 1995-2000 Lexus LS?

To replace the driveshaft, safely lift the vehicle and secure it on jack stands. Remove the exhaust system and heat shields for access. Unbolt the driveshaft from the differential and transmission. Mark the driveshaft orientation for proper reinstallation. Install the new driveshaft, ensuring bolts are torqued to factory specifications. Reassemble the exhaust system and test drive to confirm proper operation.

Q4

What should I do if my Lexus LS drivetrain is making unusual noises?

Unusual noises from the drivetrain may indicate worn U-joints, a failing differential, or transmission issues. Inspect the driveshaft for play or damage. Check the differential fluid level and condition. If the noise persists, consult a professional mechanic for a thorough diagnosis. Addressing issues early prevents further damage and costly repairs.

Q5

How can I optimize the performance of my Lexus LS drivetrain?

To optimize drivetrain performance, use high-quality synthetic transmission and differential fluids. Regularly inspect and replace worn components like U-joints and mounts. Upgrade to performance-oriented parts, such as a lightweight driveshaft or aftermarket differential, for improved responsiveness. Ensure proper alignment and tire balance to reduce drivetrain stress and enhance overall 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.

1995-2000 Lexus LS Service Manual

Coming Soon

Comprehensive guide covering drivetrain maintenance, repair procedures, and technical specifications for the Lexus LS.

Lexus Technical Service Bulletin (TSB) for Drivetrain

Coming Soon

Official TSB addressing common drivetrain issues, updates, and recommended fixes for the 1995-2000 Lexus LS.

Lexus LS Drivetrain Parts Catalog

Coming Soon

Detailed catalog of OEM and aftermarket drivetrain components, including part numbers and compatibility information.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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