Lexus LS 2007-2017 AA80 Transmission Specifications
This document provides a detailed overview of the AA80 transmission specifications for the 2007-2017 Lexus LS models. It includes technical details such as gear ratios, torque capacity, fluid requirements, and maintenance intervals. The purpose of this document is to assist automotive technicians, enthusiasts, and owners in understanding the transmission's design, performance, and maintenance needs. By providing accurate and comprehensive information, this guide serves as a valuable resource for diagnosing issues, performing repairs, and ensuring optimal transmission performance. Whether you're looking to upgrade, maintain, or troubleshoot your Lexus LS transmission, this document offers essential insights to help you achieve your goals.
Overview Specifications
This document provides detailed specifications and technical information about the AA80 transmission used in the 2007-2017 Lexus LS models. It is designed to assist technicians, engineers, and enthusiasts in understanding the transmission's design, functionality, and maintenance requirements. Use the search and navigation instructions to quickly locate specific details or browse through the sections for comprehensive insights.
How to Use
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Key Specifications
Transmission Type
8-speed automatic
Torque Capacity
650 Nm
Fluid Capacity
9.5 liters
Weight
95 kg
Service Interval
60,000 miles
Available Specifications
Transmission Design
This section covers the structural and mechanical design of the AA80 transmission, including its layout, materials, and key components. It provides insights into the engineering behind its durability and performance.
Transmission Design
This section covers the structural and mechanical design of the AA80 transmission, including its layout, materials, and key components. It provides insights into the engineering behind its durability and performance.
Gear Configuration
- 8-speed automatic transmission
- Wide gear ratio spread for improved performance and efficiency
- Compact design for better packaging in the vehicle
- Optimized gear shifts for smooth driving experience
Materials and Construction
- High-strength aluminum alloy casing
- Precision-machined gears for reduced friction
- Advanced heat treatment for durability
- Sealed design to prevent contamination
Performance Specifications
This section outlines the performance characteristics of the AA80 transmission, including gear ratios, torque capacity, and shift response times. It highlights the transmission's capabilities in various driving conditions.
Performance Specifications
This section outlines the performance characteristics of the AA80 transmission, including gear ratios, torque capacity, and shift response times. It highlights the transmission's capabilities in various driving conditions.
Gear Ratios
- 1st gear: 4.596:1
- 2nd gear: 2.724:1
- 3rd gear: 1.864:1
- 4th gear: 1.464:1
- 5th gear: 1.231:1
- 6th gear: 1.000:1
Torque Capacity
- Maximum torque capacity: 650 Nm
- Designed for high-performance engines
- Enhanced clutch pack for improved torque handling
- Efficient power transfer with minimal losses
Maintenance and Service
This section provides guidelines for maintaining and servicing the AA80 transmission. It includes recommended service intervals, fluid specifications, and troubleshooting tips.
Maintenance and Service
This section provides guidelines for maintaining and servicing the AA80 transmission. It includes recommended service intervals, fluid specifications, and troubleshooting tips.
Fluid Specifications
- Recommended fluid: Toyota WS ATF
- Fluid capacity: 9.5 liters
- Fluid change interval: 60,000 miles or 96,000 km
- Use of synthetic fluid for extended lifespan
Common Issues and Solutions
- Delayed shifts: Check fluid level and condition
- Transmission overheating: Inspect cooling system
- Unusual noises: Verify gear alignment and bearings
- Error codes: Use diagnostic tools for precise troubleshooting
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Transmission Specifications
Overview
- Type
- 8-speed automatic
- Configuration
- Longitudinal
- Platform
- Lexus LS 460/LS 600h
- Material
- Aluminum alloy casing
- Location
- Front-engine, rear-wheel-drive/all-wheel-drive
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 22.8 inches (579 mm)
- Height
- 18.3 inches (465 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Diameter
- 1.2 inches (30.5 mm)
- Output Shaft Diameter
- 1.5 inches (38.1 mm)
- Fluid Capacity
- 9.8 quarts (9.3 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- High-strength steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Viton rubber
- Sensors
- Stainless steel and ceramic
Features
- Performance
-
- Adaptive shift control
- AI-shift logic
- Manual mode with paddle shifters
- Sport mode for quicker shifts
- Efficiency
-
- Lock-up torque converter
- Low-viscosity transmission fluid
- Optimized gear ratios
- Eco mode for fuel savings
- Durability
-
- Reinforced gear teeth
- High-temperature-resistant seals
- Robust cooling system
- Corrosion-resistant materials
- integration
-
- Seamless hybrid system integration (LS 600h)
- Compatibility with Lexus Safety System+
- Direct connection to ECU
- Integrated temperature monitoring
- User Experience
-
- Smooth shift transitions
- Quiet operation
- Customizable shift patterns
- Real-time diagnostics
Safety Features
- Mechanical Safety
-
- Overheat protection
- Torque limiter
- Fail-safe mode
- Electronic Safety
-
- Transmission control module (TCM) diagnostics
- Sensor redundancy
- Emergency neutral mode
- Driver Assistance
-
- Hill-start assist
- Downshift rev-matching
- Anti-rollback feature
Comfort Features
- Noise Reduction
-
- Acoustic damping materials
- Precision gear meshing
- Vibration isolation mounts
- Shift Quality
-
- Adaptive shift smoothing
- Low-speed creep control
- Predictive shift mapping
- Climate Adaptation
-
- Cold-start optimization
- High-temperature protection
- Fluid viscosity compensation
- User Customization
-
- Selectable drive modes
- Personalized shift patterns
- Adaptive learning for driver habits
Accessories
- Performance Upgrades
-
- High-capacity transmission cooler
- Upgraded shift paddles
- Performance fluid kit
- Maintenance Tools
-
- Transmission fluid exchange kit
- Diagnostic scanner
- Seal replacement tool
- Protection
-
- Transmission skid plate
- Fluid temperature gauge
- Protective undercoating
Maintenance
- Service interval
- Every 60,000 miles or 48 months
- Service Items
-
- Fluid and filter replacement
- Seal inspection
- Sensor calibration
- Shift linkage adjustment
- Cooling system check
- Maintenance Notes
- Use only Lexus-approved transmission fluid. Avoid overheating during heavy towing.
Warranty
- Basic Warranty
- Miles: 50,000Years: 4Coverage: Parts and labor
- Powertrain Warranty
- Miles: 70,000Years: 6Coverage: Transmission components
- Hybrid Warranty
- Miles: 100,000Years: 8Coverage: Hybrid system integration
- Extended Warranty
- Miles: 120,000Years: 10Coverage: Optional extended coverage
Production Details
- Manufacturer
- Aisin Seiki Co., Ltd.
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser alignment
- Dynamic balancing
- Quality Control
- Testing: Durability testing, Thermal cycling, Noise and vibration analysisStandards: ISO 9001 certification, Lexus Takumi craftsmanship standards, End-of-line diagnostics
- Sustainability Practices
-
- Recycled aluminum usage
- Low-emission manufacturing
- Energy-efficient production lines
- Production Metrics
- Annual Output: 150,000 unitsDefect Rate: Less than 0.01%Lead Time: 4 weeks
Service Information for aa80 transmission Service
Maintenance and service requirements specific to this component
- Inspect fluid level and condition
- Check for leaks
- Test shift quality
- Calibrate sensors
Early inspection recommended for high-performance use.
- Replace transmission fluid and filter
- Inspect clutch packs
- Check cooling system
- Test electronic controls
Use only Lexus-approved fluid for replacement.
- Complete transmission overhaul
- Replace seals and gaskets
- Inspect gear teeth for wear
- Test torque converter
Major service requires specialized tools and equipment.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the AA80 transmission compatible with all 2007-2017 Lexus LS models?
Is the AA80 transmission compatible with all 2007-2017 Lexus LS models?
The AA80 transmission is compatible with the 2007-2017 Lexus LS 460 and LS 460 L models. It is specifically designed for these vehicles and may not be compatible with other Lexus models or trims. Always verify your vehicle's specifications, including engine type and drivetrain, before purchasing or installing the AA80 transmission.
Q2 What are the maintenance requirements for the AA80 transmission?
What are the maintenance requirements for the AA80 transmission?
The AA80 transmission requires regular maintenance to ensure optimal performance. This includes checking and replacing transmission fluid every 60,000 miles, inspecting for leaks, and ensuring proper cooling system function. Additionally, periodic software updates from Lexus may be necessary to address performance enhancements or technical issues.
Q3 How do I install or replace the AA80 transmission in a 2007-2017 Lexus LS?
How do I install or replace the AA80 transmission in a 2007-2017 Lexus LS?
To install or replace the AA80 transmission, first, disconnect the battery and remove the transmission pan and mounts. Use a transmission jack to support the unit during removal. Install the new transmission by aligning it with the engine and securing all bolts and connections. Refill with the recommended transmission fluid and perform a system check to ensure proper operation.
Q4 What should I do if my AA80 transmission is not shifting smoothly?
What should I do if my AA80 transmission is not shifting smoothly?
If your AA80 transmission is not shifting smoothly, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. Inspect for error codes using a diagnostic tool and ensure the transmission control module is functioning correctly. If problems persist, consult a professional technician for further diagnosis.
Q5 How can I optimize the performance of my AA80 transmission?
How can I optimize the performance of my AA80 transmission?
To optimize the AA80 transmission's performance, use only Lexus-recommended transmission fluid and ensure regular maintenance. Avoid aggressive driving and excessive towing, as these can strain the transmission. Consider installing an aftermarket transmission cooler for improved heat dissipation, especially in high-performance or heavy-duty driving conditions.
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 LS 460 Transmission Service Manual
Coming SoonThis manual provides detailed instructions for servicing and maintaining the AA80 transmission, including fluid specifications, torque settings, and diagnostic procedures.
Technical Service Bulletin: AA80 Transmission Software Update
Coming SoonThis bulletin outlines a software update for the AA80 transmission to address shifting performance and improve overall reliability.
Lexus LS 460 Transmission Parts Catalog
Coming SoonThis catalog lists all OEM and aftermarket parts compatible with the AA80 transmission, including gaskets, seals, and fluid filters.
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The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.
We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
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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