Lexus GS 2005-2011

Lexus GS 2005-2011 Drivetrain Specifications

Comprehensive guide to the drivetrains of the 2005-2011 Lexus GS, including engine types, transmission options, and performance data. Essential for maintenance, repair, and understanding the different models.

Updated Jan 23, 2025

2005-2011 Lexus GS Drivetrain Specifications Specifications

This document provides a comprehensive overview of the drivetrain specifications for the 2005-2011 Lexus GS models. It details engine types, transmission options, power outputs, and key specifications. Understanding the drivetrain is crucial for maintenance, performance analysis, and potential upgrades. This information is intended for owners, mechanics, and enthusiasts.

How to Use

Use the search bar to locate specific drivetrain components or specifications. Filter by section or keyword for quick results.

Navigate through the sections to find detailed information on engine types, transmissions, and other drivetrain components. Subsections provide specific technical details.

Key Specifications

▲

Engine Displacement

4.3L - 4.6L

■

Horsepower (Peak)

300-350 hp

●

Torque (Peak)

250-300 lb-ft

◆

Transmission Type

8-speed automatic

★

Drivetrain

Rear-wheel drive

Available Specifications

Engine Specifications

This section outlines the various engine options available in the 2005-2011 Lexus GS models, including displacement, horsepower, and torque outputs. It also details key engine features.

Engine Types and Configurations

Available engine types included V6 and V8 configurations.
Displacement varied between 4.3L and 4.6L in different models.
Engine technologies may have included variable valve timing and direct fuel injection.
Specific engine codes and model years are detailed in the subsections.
Optional engine features such as dual-overhead camshafts (DOHC) were sometimes available.

Power Output and Performance Metrics

Horsepower and torque figures varied by engine and model year.
Specific performance data is detailed in the quick reference tables.
Fuel economy figures varied with engine type and transmission.
Transmission compatibility is critical to performance.
Drivetrain efficiency and emissions data are available for some models.

Transmission Systems

This section details the available automatic and potentially manual transmission options for the 2005-2011 Lexus GS models.

Automatic Transmission Types

Models were offered with various automatic transmission options.
Transmission types and specifications were model dependent.
Shift speeds and responsiveness varied across different models.
Different models offered different numbers of gears.
Transmission fluid capacities and replacement intervals are sometimes available.

Drivetrain Components

This section provides details on the drivetrain components, including the drive shafts and axles, for the 2005-2011 Lexus GS.

Axle Types and Configurations

Rear-wheel drive was the standard configuration.
Specifications for front-wheel drive (if applicable) are included.
Axle ratios may vary across different models.
Specific axle specifications are model-specific.
Differences in axle configurations due to all-wheel drive are considered.

Search Specifications

Search by specification name, value, or description

Component Specifications

Overview

Type: Rear-wheel drive

Configuration: 8-speed automatic transmission

Platform: GS430/GS300

Material: Steel, Aluminum, and other composites

Location: Rear

Dimensions

Length: 187.2 inches (475 cm)

Width: 70.5 inches (179 cm)

Height: 55 inches (140 cm)

Wheelbase: 110.2 inches (279.9 cm)

Track Front: 59.1 inches (150 cm)

Track Rear: 59 inches (150 cm)

Engine Length: 100 inches (254 cm)

Transmission Length: 30 inches (76 cm)

Materials

Transmission Case: Cast iron

Drive Shafts: High-strength steel

Differential Case: Cast iron

Axles: Forged steel

Features

Advanced Features

Variable Gear Ratio (VGR)
Torque Vectoring
Electronic Stability Control (ESC)
Traction Control System

Performance Features

Engine braking
Sport mode
Paddle shifters
Limited-slip differential

Safety Features

ABS
Brake Assist
Airbags

Fuel Economy Features

Start/Stop system
Engine idle stop
Low rolling resistance tires

Power Train Management

Electronic throttle control
Engine management system
Transmission control module

Safety Features

Active Safety

Anti-lock Braking System (ABS)
Electronic Stability Control (ESC)

Passive Safety

Multiple airbags
Safety cage

Seat Belts: 3-point seatbelts for all seating positions

Comfort Features

Climate Control: Dual-zone automatic climate control

Suspension: Independent front suspension, multi-link rear suspension

interior Materials: Premium leather and cloth upholstery

Sound System: Premium audio system

Seat Adjustments: Power adjustable seats

Accessories

Exterior Accessories

Roof rack
Side skirts
Spoilers

interior Accessories

Navigation system
DVD player
Premium sound system

Performance Accessories

Sport exhaust system
Performance tires

Maintenance

Service interval: Every 10,000 miles or 12 months

Service Items

Oil change
Filter replacement
Fluid checks
Component inspection
Brake inspection
Tire rotation

Maintenance Notes: Refer to owner's manual for specific procedures and torque specifications.

Warranty

Power Train Warranty: Duration: 3 years / 36,000 miles
Coverage: Engine and transmission

Body Warranty: Duration: 3 years / 36,000 miles
Coverage: Rust-through

Corrosion Warranty: Duration: 5 years / unlimited miles
Coverage: Body rust

Other Warranties: Duration: 5 years / unlimited miles
Coverage: Electrical components

Production Details

Manufacturer: Lexus

Manufacturing Process

Casting
Welding
Assembly
Quality control

Quality Control: Process: Visual inspection, Functional testing, Performance testing
Standards: ISO 9001

Sustainability Practices: Using recycled materials where possible

Production Metrics: Average production rate per month

Service Information for drivetrain Service

Maintenance and service requirements specific to this component

10,000 miles

12 months

Oil change
Filter replacement
Fluid checks
Component inspection
Brake inspection

Check for leaks and proper functioning

20,000 miles

24 months

Transmission fluid change
Coolant flush
Differential fluid change
Driveshaft inspection

Inspect for wear and tear

50,000 miles

60 months

Complete drivetrain inspection
Component replacement if needed
Performance testing

Address any potential issues before they worsen

Frequently Asked Questions

Find answers to common questions about torque specifications

Technical specification question (e.g., compatibility)

The 2005-2011 Lexus GS drivetrain, typically a 3.5L V6 or 4.6L V8, is compatible with various types of transmissions, including automatic. Specific compatibility depends on the exact model year and trim level. Consult your owner's manual for precise specifications on your particular vehicle. Ensure any aftermarket parts are compatible with the factory specifications.

Maintenance requirement question

Regular maintenance of the drivetrain includes fluid checks and replacements (transmission, engine oil, coolant), filter changes (air, oil), and inspection of belts/hoses. Consult your owner's manual for specific intervals and procedures. Proper maintenance is crucial to preventing costly repairs and ensuring optimal performance. Consult a qualified mechanic for any concerns beyond basic maintenance.

Installation or replacement question

Replacing components like the transmission or engine mounts requires specialized tools and knowledge. Incorrect installation can lead to significant issues. Seek professional assistance from a qualified mechanic for installation or replacement of drivetrain components. Refer to the manufacturer's service manual for specific procedures. Incorrect installation can cause damage or safety hazards.

Troubleshooting question

Common drivetrain issues include transmission slipping, engine misfires, and unusual noises. First, check fluid levels and ensure proper connections. If problems persist, consult your owner's manual for diagnostic steps. Consider using a diagnostic tool for accurate code retrieval. If the problem is beyond your capabilities, seek professional diagnosis from a qualified mechanic.

Performance optimization question

Optimizing drivetrain performance involves factors like proper tire pressure, regular maintenance, and driving habits. Aggressive driving styles can negatively impact drivetrain components over time. Using high-quality fuel and regularly servicing the drivetrain will help maintain peak performance. Consult a performance tuning specialist for advanced optimization techniques if desired.

Factory Service Resources

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

2005-2011 Lexus GS Drivetrain Service Manual

Coming Soon

Comprehensive guide covering all aspects of Lexus GS drivetrain maintenance, repair, and troubleshooting. Includes detailed diagrams and procedures.

Lexus Technical Bulletin: Drivetrain Component Updates

Coming Soon

Provides information on updates and recalls relating to drivetrain components for the specified years and models. Includes solutions to common problems.

Lexus Genuine Parts Catalog

Coming Soon

Provides a listing of genuine Lexus drivetrain parts. Includes detailed descriptions, part numbers, and cross-references.

About the Author

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Technical Information

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