Lexus GS 2012-2020 A760 Transmission Specifications
This document provides detailed technical specifications for the A760 transmission used in the 2012-2020 Lexus GS models. It covers gear ratios, torque capacity, fluid requirements, and maintenance intervals, offering valuable insights for owners, technicians, and enthusiasts. The A760 transmission is a key component of the Lexus GS, known for its smooth shifting and durability. This guide serves as a comprehensive resource for understanding the transmission's design, performance, and compatibility, aiding in maintenance, repair, and upgrade decisions. Whether you're diagnosing issues, planning a rebuild, or exploring performance enhancements, this document is an essential reference for maximizing the longevity and efficiency of your Lexus GS.
Overview Specifications
This document provides detailed specifications and technical information about the A760 transmission used in the 2012-2020 Lexus GS models. It is designed to assist users in understanding the transmission's features, performance, and maintenance requirements. Use the search and navigation instructions to quickly find relevant information. The document is divided into major sections, each focusing on a specific aspect of the A760 transmission.
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Key Specifications
Transmission Type
6-speed automatic
Gear Ratios
1st: 3.538, 2nd: 2.060, 3rd: 1.404, 4th: 1.000, 5th: 0.713, 6th: 0.582
Maximum Torque Capacity
369 lb-ft
Weight
187 lbs
Fluid Capacity
7.5 quarts
Available Specifications
Transmission Design
This section covers the design and engineering of the A760 transmission, including its architecture, materials, and construction. Learn about the key components that make this transmission reliable and efficient.
Transmission Design
This section covers the design and engineering of the A760 transmission, including its architecture, materials, and construction. Learn about the key components that make this transmission reliable and efficient.
Architecture
- 6-speed automatic transmission
- Longitudinal mounting for rear-wheel drive (RWD) and all-wheel drive (AWD) configurations
- Compact and lightweight design for improved fuel efficiency
- Advanced torque converter for smooth power delivery
Materials
- High-strength aluminum alloy casing
- Durable steel gears and shafts
- Heat-resistant seals and gaskets
- Low-friction bearings for reduced wear
Performance Features
Explore the performance characteristics of the A760 transmission, including its shift logic, responsiveness, and adaptability to different driving conditions.
Performance Features
Explore the performance characteristics of the A760 transmission, including its shift logic, responsiveness, and adaptability to different driving conditions.
Shift Logic
- Adaptive shift control for optimal gear selection
- Sport mode for quicker shifts and enhanced performance
- Manual shift mode for driver control
- Seamless downshifts during deceleration
Driving Modes
- Eco mode for improved fuel efficiency
- Normal mode for balanced performance
- Sport+ mode for aggressive driving
- Snow mode for enhanced traction in slippery conditions
Maintenance and Durability
This section provides information on maintaining the A760 transmission, including recommended service intervals, common issues, and tips for ensuring long-term durability.
Maintenance and Durability
This section provides information on maintaining the A760 transmission, including recommended service intervals, common issues, and tips for ensuring long-term durability.
Service Intervals
- Transmission fluid change every 60,000 miles
- Inspect seals and gaskets during routine maintenance
- Check for software updates at authorized service centers
- Replace transmission filter as needed
Common Issues
- Delayed shifting in cold weather
- Minor fluid leaks in older models
- Software glitches affecting shift patterns
- Wear and tear on clutch packs over time
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- 8-speed
- Platform
- Rear-wheel drive (RWD) / All-wheel drive (AWD)
- Material
- Aluminum alloy casing
- Location
- Mounted longitudinally
Dimensions
- Length
- 28.5 in (724 mm)
- Width
- 18.7 in (475 mm)
- Height
- 14.2 in (361 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Diameter
- 1.2 in (30.5 mm)
- Output Shaft Diameter
- 1.5 in (38.1 mm)
- Fluid Capacity
- 7.5 quarts (7.1 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- High-strength steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Synthetic rubber
- Cooling Lines
- Stainless steel
Features
- Performance
-
- Quick-shift technology
- Adaptive shift control
- Sport mode with paddle shifters
- Manual mode override
- Efficiency
-
- Lock-up torque converter
- Eco mode optimization
- Reduced internal friction design
- Durability
-
- Reinforced gear teeth
- High-temperature fluid compatibility
- Corrosion-resistant components
- integration
-
- Seamless integration with hybrid systems (GS 450h)
- Compatibility with Lexus Drive Mode Select
- Direct ECU communication
- Cooling
-
- Integrated transmission cooler
- High-flow fluid pump
- Temperature monitoring system
Safety Features
- Fail-Safes
-
- Overheat protection
- Low fluid pressure warning
- Emergency limp mode
- Monitoring
-
- Real-time diagnostics
- Shift pattern optimization
- Wear detection algorithms
Comfort Features
- Smoothness
-
- Torque converter damping
- Precision shift timing
- Vibration reduction technology
- Noise Reduction
-
- Acoustic dampening materials
- Quiet gear engagement
- Low-noise fluid pump
- Customization
-
- Driver-selectable shift patterns
- Adaptive learning for driving style
- Comfort mode for city driving
Accessories
- Upgrades
-
- Performance transmission fluid
- Enhanced cooling kits
- Shift improvement modules
- Tools
-
- Transmission fluid exchange kit
- Diagnostic scanner adapter
- Seal replacement toolset
- Maintenance
-
- Filter replacement kit
- Fluid drain pan
- Gasket set
Maintenance
- Service interval
- Every 60,000 miles or 60 months
- Service Items
-
- Transmission fluid replacement
- Filter replacement
- Seal inspection
- Shift linkage adjustment
- Diagnostic scan
- Notes
- Use only Lexus-approved transmission fluid for optimal performance.
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Parts and labor
- Powertrain
- Miles: 70,000Years: 6Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 6Coverage: Casing and external parts
- Extended
- Miles: 100,000Years: 8Coverage: Optional extended coverage
Production Details
- Manufacturer
- Aisin Seiki Co., Ltd.
- Manufacturing Process
-
- Precision CNC machining
- Robotic assembly
- Laser alignment
- Quality Control
- Testing: Durability testing, Shift pattern validation, Temperature stress testingStandards: ISO 9001 certified, Lexus-specific quality benchmarks
- Sustainability
-
- Recycled aluminum usage
- Low-emission manufacturing
- Energy-efficient production lines
- Production Metrics
- Units Per Year: Approximately 150,000Defect Rate: Less than 0.1%Lead Time: 4 weeks
Service Information for a760 transmission Service
Maintenance and service requirements specific to this component
- Inspect transmission fluid level
- Check for leaks
- Diagnostic scan for error codes
- Inspect shift linkage
Early detection of issues can prevent major repairs.
- Replace transmission fluid
- Replace transmission filter
- Inspect and replace seals if necessary
- Check torque converter operation
- Perform shift calibration
Use only Lexus-approved transmission fluid.
- Complete transmission fluid flush
- Replace all seals and gaskets
- Inspect and replace clutch packs if needed
- Perform full diagnostic and performance test
- Check and adjust shift timing
Major service interval; consider professional inspection.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the A760 transmission compatible with all 2012-2020 Lexus GS models?
Is the A760 transmission compatible with all 2012-2020 Lexus GS models?
The A760 transmission is compatible with the 2012-2020 Lexus GS models equipped with the 3.5L V6 engine (GS 350) and the 4.6L V8 engine (GS 460). It is not compatible with hybrid models like the GS 450h, which use a different transmission system. Always verify your vehicle's specifications before purchasing or installing the A760 transmission.
Q2 What are the maintenance requirements for the A760 transmission?
What are the maintenance requirements for the A760 transmission?
The A760 transmission requires regular maintenance, including fluid changes every 60,000 miles or as specified in the owner's manual. Use only Lexus-approved ATF WS fluid. Inspect for leaks, worn seals, and unusual noises during routine service. Adhering to the maintenance schedule ensures optimal performance and longevity of the transmission.
Q3 How do I replace the A760 transmission in a 2012-2020 Lexus GS?
How do I replace the A760 transmission in a 2012-2020 Lexus GS?
Replacing the A760 transmission involves lifting the vehicle, removing the undercarriage shields, disconnecting the driveshaft, and unbolting the transmission. Drain the fluid, disconnect electrical connectors, and remove the transmission mounts. Install the new transmission in reverse order, ensuring proper alignment and torque specifications. Refill with ATF WS fluid and test for leaks.
Q4 What should I do if my A760 transmission is slipping or shifting roughly?
What should I do if my A760 transmission is slipping or shifting roughly?
If the A760 transmission slips or shifts roughly, check the fluid level and condition first. Low or contaminated fluid can cause these issues. Inspect for error codes using a diagnostic tool. Common solutions include replacing the fluid, repairing or replacing the solenoid, or addressing internal wear. Consult a professional if the problem persists.
Q5 How can I optimize the performance of the A760 transmission?
How can I optimize the performance of the A760 transmission?
To optimize the A760 transmission's performance, use high-quality ATF WS fluid and adhere to the recommended maintenance schedule. Avoid aggressive driving and ensure the transmission is properly cooled. Regularly inspect for leaks and wear. Upgrading the transmission cooler and using performance tuning software can 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 GS 2012-2020 Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and technical specifications for the 2012-2020 Lexus GS models, including the A760 transmission.
Technical Service Bulletin for A760 Transmission
Coming SoonLatest updates and fixes for the A760 transmission, including common issues and recommended solutions.
Lexus GS Parts and Accessories Catalog
Coming SoonDetailed catalog of OEM parts and accessories for the 2012-2020 Lexus GS, including transmission components.
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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.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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