Lexus GX 2010-present Drivetrain Specifications
Lexus GX 2010-present

Lexus GX 2010-present Drivetrain Specifications

Explore the drivetrain specifications for the 2010-Present Lexus GX, including engine, transmission, transfer case, and differential details. Essential for maintenance, repairs, and upgrades.

Updated

Overview Specifications

This document provides detailed specifications and technical information about the drivetrain of the 2010-Present Lexus GX. It is designed to help users understand the key components, features, and performance aspects of the vehicle's drivetrain. Use the search functionality to quickly locate specific terms or navigate through sections to explore detailed information about the engine, transmission, and other drivetrain elements.

How to Use

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

Scroll through the document to explore major sections like 'Engine Specifications', 'Transmission Details', and 'All-Wheel Drive System'. Click on subsection titles to expand and view detailed technical points.

Key Specifications

Engine Displacement

4.6L

Horsepower

301 hp

Torque

329 lb-ft

Transmission

6-speed/8-speed automatic

Drivetrain

Full-time 4WD

Available Specifications

Engine Specifications

This section covers the engine details of the Lexus GX, including its configuration, power output, and fuel efficiency. Learn about the advanced technologies that enhance performance and reliability.

Engine Type and Configuration
  • 4.6L V8 engine (2010-2019)
  • 4.6L V8 Dual VVT-i (Variable Valve Timing with intelligence)
  • 301 horsepower @ 5,500 rpm
  • 329 lb-ft of torque @ 3,500 rpm
  • Direct fuel injection system
  • Aluminum alloy block and cylinder heads
Fuel Efficiency and Emissions
  • EPA-estimated 15 mpg city / 20 mpg highway
  • Flex-fuel capability (E85 compatible)
  • Low emissions with advanced catalytic converters
  • ECO driving mode for improved fuel economy

Transmission Details

Explore the transmission system of the Lexus GX, including its type, gear ratios, and performance features. Understand how the transmission contributes to smooth driving and off-road capability.

Transmission Type
  • 6-speed automatic transmission (2010-2019)
  • 8-speed automatic transmission (2020-Present)
  • Sequential shift mode with paddle shifters
  • Adaptive shift control for optimized performance
Gear Ratios and Performance
  • Wide gear ratio range for improved acceleration
  • Lock-up torque converter for enhanced efficiency
  • Smooth gear transitions for a refined driving experience
  • Off-road optimized gear ratios for low-speed control

All-Wheel Drive System

This section provides an in-depth look at the Lexus GX's all-wheel drive (AWD) system, including its components, functionality, and off-road capabilities. Discover how the system ensures stability and traction in various driving conditions.

AWD System Components
  • Full-time 4WD with Torsen limited-slip center differential
  • Downhill Assist Control (DAC)
  • Crawl Control for off-road driving
  • Multi-Terrain Select system
Performance and Features
  • Automatic torque distribution for optimal traction
  • Locking center differential for extreme off-road conditions
  • Hill-start Assist Control (HAC)
  • Enhanced stability on slippery surfaces

Component Specifications

Overview

Type
Full-time 4WD with Torsen limited-slip center differential
Configuration
Front-engine, four-wheel drive
Platform
Toyota Land Cruiser Prado (J150)
Material
High-strength steel and aluminum alloy
Location
Integrated with transmission and transfer case

Dimensions

Transfer Case Length
12.6 in (320 mm)
Transfer Case Width
10.2 in (260 mm)
Transfer Case Height
8.7 in (220 mm)
Driveshaft Diameter
3.15 in (80 mm)
Front Axle Length
58.3 in (1480 mm)
Rear Axle Length
58.3 in (1480 mm)
Differential Gear Ratio
3.73:1
Propeller Shaft Diameter
3.54 in (90 mm)

Materials

Transfer Case Housing
Aluminum alloy
Driveshaft
High-strength steel
Differential Housing
Cast iron
Axle Shafts
Chromoly steel
Gear Set
Case-hardened steel

Features

Drivetrain Modes
  • High-range (H2)
  • High-range with center differential locked (H4)
  • Low-range with center differential locked (L4)
Traction Control
  • Multi-terrain Select
  • Crawl Control
  • Downhill Assist Control
  • Kinetic Dynamic Suspension System (KDSS)
Differential Features
  • Torsen limited-slip center differential
  • Electronic locking rear differential
Transfer Case Features
  • 2-speed transfer case
  • Electronic shift-on-the-fly
  • Sealed for water fording
Axle Features
  • Independent front suspension
  • Solid rear axle
  • Sealed wheel bearings

Safety Features

Stability Control
  • Vehicle Stability Control (VSC)
  • Traction Control (TRAC)
Braking System
  • Anti-lock Braking System (ABS)
  • Electronic Brakeforce Distribution (EBD)
Structural Safety
  • Reinforced drivetrain mounts
  • Impact-resistant transfer case housing

Comfort Features

Noise Reduction
  • Insulated transfer case
  • Balanced driveshaft
Vibration Control
  • Dual-mass flywheel
  • Hydraulic engine mounts
Drivability
  • Smooth shift-on-the-fly
  • Adaptive throttle control

Accessories

Off Road
  • Skid plates
  • Differential breather extensions
  • Rock sliders
Performance
  • Upgraded differential gears
  • Heavy-duty driveshaft
  • High-capacity transfer case
Maintenance
  • Differential service kit
  • Transfer case fluid
  • Driveshaft grease

Maintenance

Service interval
Every 30,000 miles or 24 months
Service Items
  • Inspect driveshaft for wear
  • Check differential fluid level
  • Inspect transfer case for leaks
  • Lubricate propeller shaft
  • Check axle boots for damage
Maintenance Notes
Use only Lexus-approved fluids for drivetrain components.

Warranty

Basic Warranty
Miles: 50,000
Years: 4
Coverage: Bumper-to-bumper
Powertrain Warranty
Miles: 70,000
Years: 6
Coverage: Drivetrain components
Corrosion Warranty
Miles: Unlimited
Years: 6
Coverage: Perforation only
Roadside Assistance
Miles: Unlimited
Years: 4
Coverage: 24/7 roadside assistance

Production Details

Manufacturer
Toyota Motor Corporation
Manufacturing Process
  • Precision CNC machining
  • Heat treatment of gears
  • Robotic assembly
Quality Control
Testing: Durability testing, Water ingress testing, Vibration analysis
Standards: ISO 9001, ISO/TS 16949
Sustainability Practices
  • Recycled materials in housings
  • Low-emission manufacturing
  • Energy-efficient assembly lines
Production Metrics
Units Per Year: 50,000
Defect Rate: 0.01%
Production Time: 8 hours per unit

Service Information for drivetrain Service

Maintenance and service requirements specific to this component

30,000
24
  • Inspect driveshaft for wear
  • Check differential fluid level
  • Inspect transfer case for leaks
  • Lubricate propeller shaft
  • Check axle boots for damage

Use only Lexus-approved fluids for drivetrain components.

60,000
48
  • Replace differential fluid
  • Inspect transfer case fluid
  • Check driveshaft U-joints
  • Inspect axle seals
  • Test electronic locking differential

Special tools required for differential service.

120,000
96
  • Replace transfer case fluid
  • Inspect and repack wheel bearings
  • Check differential backlash
  • Inspect driveshaft balance
  • Test all drivetrain electronics

Major service interval requires specialized equipment.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the drivetrain specifications for the 2010-Present Lexus GX?

The 2010-Present Lexus GX features a full-time 4WD system with a Torsen limited-slip center differential. It is powered by a 4.6L V8 engine producing 301 hp and 329 lb-ft of torque, paired with a 6-speed automatic transmission. The drivetrain includes Multi-Terrain Select and Crawl Control for off-road performance. It is compatible with various aftermarket upgrades, but OEM specifications should be verified for compatibility.

Q2

What maintenance is required for the Lexus GX drivetrain?

Regular maintenance for the Lexus GX drivetrain includes checking and replacing the transfer case and differential fluids every 30,000-60,000 miles. Inspect the driveshaft and CV joints for wear. The 4WD system should be tested periodically, and the Multi-Terrain Select system calibrated as needed. Follow the owner’s manual for specific intervals and use only recommended fluids.

Q3

How do I replace the drivetrain components on a Lexus GX?

To replace drivetrain components, first, lift the vehicle securely. Remove the skid plates and disconnect the driveshaft. For differential replacement, drain the fluid, unbolt the housing, and install the new unit. Reassemble in reverse order, ensuring proper torque specifications. For transfer case replacement, disconnect linkages and wiring before removal. Always refer to the service manual for detailed instructions.

Q4

What are common drivetrain issues in the Lexus GX?

Common drivetrain issues include vibrations from worn driveshafts, fluid leaks from the transfer case or differentials, and unusual noises during 4WD engagement. Diagnose vibrations by inspecting U-joints and balancing the driveshaft. Leaks may require seal replacement. Noises during 4WD operation could indicate low fluid levels or internal component wear. Address issues promptly to avoid further damage.

Q5

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

To optimize drivetrain performance, use high-quality synthetic fluids for the transfer case and differentials. Upgrade to aftermarket driveshafts for improved durability. Regularly inspect and maintain the 4WD system components. For off-road use, consider adding skid plates and upgrading the suspension to reduce strain on the drivetrain. Proper tire alignment and pressure also enhance 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.

Lexus GX Service Manual

Coming Soon

Comprehensive guide covering drivetrain maintenance, repair, and troubleshooting for the 2010-Present Lexus GX.

Technical Service Bulletin: Drivetrain Updates

Coming Soon

Latest updates and fixes for drivetrain-related issues in the Lexus GX, including software and hardware improvements.

Lexus GX Parts and Accessories Catalog

Coming Soon

Detailed catalog of OEM and aftermarket drivetrain parts and accessories for the Lexus GX, including compatibility information.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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