Lexus LX 1996-1997 A750 Transmission Specifications
This document provides detailed technical specifications for the A750 transmission used in the 1996-1997 Lexus LX 450. It includes gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are essential for vehicle owners, mechanics, and enthusiasts to understand the transmission's performance, ensure proper maintenance, and identify compatibility for repairs or upgrades. The information is sourced from official service manuals and technical guides, offering reliable and accurate data for troubleshooting, servicing, or enhancing the vehicle's drivetrain system.
Overview Specifications
This document provides detailed specifications and technical information about the A750 transmission used in the 1996-1997 Lexus LX. It is designed to assist technicians, enthusiasts, and owners in understanding the transmission's features, maintenance requirements, and performance characteristics. Use the search and navigation instructions to quickly locate specific details or browse through the sections for a comprehensive understanding of the A750 transmission.
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Key Specifications
Transmission Type
5-speed automatic
Gear Ratios
3.520:1 to 0.716:1
Fluid Capacity
12.6 quarts
Torque Capacity
400 lb-ft
Weight
187 lbs
Available Specifications
Transmission Design
This section covers the design and architecture of the A750 transmission, including its construction, components, and engineering principles. Learn about the transmission's layout, materials, and how it integrates with the Lexus LX drivetrain.
Transmission Design
This section covers the design and architecture of the A750 transmission, including its construction, components, and engineering principles. Learn about the transmission's layout, materials, and how it integrates with the Lexus LX drivetrain.
Gear Configuration
- 5-speed automatic transmission
- Overdrive gear for improved fuel efficiency
- Planetary gearset design for compactness
- Wide gear ratio spread for optimal performance
Construction Materials
- High-strength aluminum alloy housing
- Hardened steel gears for durability
- Advanced friction materials for clutch packs
- Sealed bearings for reduced maintenance
Performance Specifications
Explore the performance characteristics of the A750 transmission, including gear ratios, shift patterns, and torque handling capabilities. This section provides insights into how the transmission enhances the driving experience of the Lexus LX.
Performance Specifications
Explore the performance characteristics of the A750 transmission, including gear ratios, shift patterns, and torque handling capabilities. This section provides insights into how the transmission enhances the driving experience of the Lexus LX.
Gear Ratios
- 1st gear: 3.520:1
- 2nd gear: 2.042:1
- 3rd gear: 1.400:1
- 4th gear: 1.000:1
- 5th gear: 0.716:1
- Reverse gear: 3.224:1
Shift Patterns
- Smooth, adaptive shift logic
- Sport mode for quicker shifts
- Manual shift capability via gear lever
- Downshift rev-matching for smoother transitions
Maintenance and Service
This section provides guidelines for maintaining and servicing the A750 transmission. Learn about fluid requirements, inspection intervals, and common troubleshooting tips to ensure long-term reliability.
Maintenance and Service
This section provides guidelines for maintaining and servicing the A750 transmission. Learn about fluid requirements, inspection intervals, and common troubleshooting tips to ensure long-term reliability.
Fluid Requirements
- Recommended fluid: Toyota WS ATF
- Fluid capacity: 12.6 quarts (with torque converter)
- Fluid change interval: Every 60,000 miles
- Use of OEM fluid for optimal performance
Inspection and Troubleshooting
- Check for leaks around seals and gaskets
- Monitor for unusual noises or vibrations
- Inspect transmission mounts for wear
- Diagnose error codes using OBD-II scanner
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- 5-speed
- Platform
- Aisin A750F
- Material
- Aluminum alloy casing
- Location
- Longitudinal, rear-wheel drive or four-wheel drive
Dimensions
- Length
- 29.5 inches (749 mm)
- Width
- 22.8 inches (579 mm)
- Height
- 18.1 inches (460 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Diameter
- 1.18 inches (30 mm)
- Output Shaft Diameter
- 1.57 inches (40 mm)
- Fluid Capacity
- 12.7 quarts (12 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Packs
- Composite friction materials
- Seals
- Nitrile rubber
- Cooling Lines
- Steel with rubber hoses
Features
- Shifting
-
- Electronic shift control
- Adaptive shift logic
- Manual shift mode
- Smooth gear transitions
- Cooling
-
- Integrated transmission cooler
- Thermostatically controlled
- High-capacity fluid pump
- Durability
-
- Reinforced gear sets
- Heavy-duty clutch packs
- Robust torque converter
- Performance
-
- Wide gear ratio spread
- Optimized for towing
- Efficient power delivery
- integration
-
- Compatible with V8 engines
- Seamless integration with 4WD systems
- OBD-II diagnostics support
Safety Features
- Fail-Safes
-
- Limp-home mode
- Overheat protection
- Fluid pressure monitoring
- Controls
-
- Shift lock system
- Parking pawl safety
- Neutral safety switch
Comfort Features
- Noise Reduction
-
- Precision gear machining
- Vibration dampening mounts
- Acoustic insulation
- Smoothness
-
- Torque converter lockup
- Adaptive shift smoothing
- Low-speed creep control
- Convenience
-
- Automatic park engagement
- Hill-start assist
- Tow/haul mode
Accessories
- Cooling
-
- Auxiliary transmission cooler
- Thermal wrap
- High-flow cooling lines
- Performance
-
- Shift kit
- Upgraded torque converter
- High-capacity fluid pan
- Maintenance
-
- Fluid exchange kit
- Filter replacement kit
- Seal and gasket set
Maintenance
- Service interval
- Every 60,000 miles or 60 months
- Service Items
-
- Fluid and filter replacement
- Seal and gasket inspection
- Shift linkage adjustment
- Cooling system check
- Diagnostic scan for error codes
- Notes
- Use only recommended ATF fluid for optimal performance.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Defects in materials or workmanship
- Powertrain
- Miles: 60,000Years: 5Coverage: Transmission and drivetrain components
- Corrosion
- Miles: UnlimitedYears: 5Coverage: Perforation due to rust
- Emissions
- Miles: 50,000Years: 4Coverage: Emission-related components
Production Details
- Manufacturer
- Aisin Seiki Co., Ltd.
- Manufacturing Process
-
- Precision CNC machining
- Heat treatment of gears
- Automated assembly
- Rigorous testing
- Quality Control
- inspection: 100% component testingTolerance: ±0.001 inches (0.025 mm)Testing: Durability testing, Thermal cycling, Shift performance validation
- Sustainability
-
- Recycled aluminum usage
- Low-emission manufacturing
- Waste reduction initiatives
- Production Metrics
- Units Per Day: 500Defect Rate: 0.01%Energy Efficiency: 85%
Service Information for a750 transmission Service
Maintenance and service requirements specific to this component
- Inspect fluid level and condition
- Check for leaks
- Inspect shift linkage
- Perform diagnostic scan
Ensure fluid is at operating temperature during inspection.
- Replace transmission fluid and filter
- Inspect seals and gaskets
- Check cooling system functionality
- Adjust shift linkage if necessary
Use only manufacturer-recommended ATF fluid.
- Complete transmission flush
- Replace all seals and gaskets
- Inspect torque converter
- Perform full diagnostic and performance test
Major service may require specialized tools and equipment.
Common Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications of the A750 transmission for the 1996-1997 Lexus LX?
What are the technical specifications of the A750 transmission for the 1996-1997 Lexus LX?
The A750 transmission, also known as the A750F, is a 5-speed automatic transmission designed for the 1996-1997 Lexus LX. It features a torque converter, electronic control, and a gear ratio of 3.520:1 for first gear, 2.042:1 for second gear, 1.400:1 for third gear, 1.000:1 for fourth gear, and 0.716:1 for fifth gear. It is compatible with the 1FZ-FE engine and supports 4WD systems. The transmission is known for its durability and smooth shifting performance.
Q2 What are the maintenance requirements for the A750 transmission?
What are the maintenance requirements for the A750 transmission?
Regular maintenance for the A750 transmission includes checking and replacing the transmission fluid every 60,000 miles or as recommended by the manufacturer. Use only Toyota Type T-IV or equivalent ATF. Inspect the transmission for leaks, ensure the cooling system is functioning properly, and replace the filter if necessary. Periodic checks of the transmission mounts and linkage are also recommended to ensure optimal performance and longevity.
Q3 How do I install or replace the A750 transmission in a 1996-1997 Lexus LX?
How do I install or replace the A750 transmission in a 1996-1997 Lexus LX?
To install or replace the A750 transmission, first, disconnect the battery and remove the driveshaft. Drain the transmission fluid and disconnect all electrical connectors, shift linkage, and cooling lines. Support the transmission with a jack and remove the crossmember and mounting bolts. Carefully lower the transmission and remove it from the vehicle. Install the new transmission by reversing the removal process, ensuring all connections are secure. Refill with the correct ATF and test for proper operation.
Q4 What are common troubleshooting steps for the A750 transmission?
What are common troubleshooting steps for the A750 transmission?
Common issues with the A750 transmission include slipping gears, delayed engagement, and fluid leaks. Start by checking the transmission fluid level and condition. Inspect for leaks around the pan, seals, and cooling lines. Use a diagnostic scanner to check for error codes. If the transmission is slipping or shifting poorly, consider replacing the fluid and filter. For persistent issues, consult a professional technician for further diagnosis and repair.
Q5 How can I optimize the performance of the A750 transmission?
How can I optimize the performance of the A750 transmission?
To optimize the performance of the A750 transmission, ensure regular maintenance, including fluid changes and filter replacements. Use high-quality ATF and avoid overheating by maintaining the cooling system. Consider upgrading to a performance torque converter or shift kit for improved responsiveness. Regularly inspect and replace worn components such as mounts and bushings. Proper driving habits, such as avoiding abrupt shifts and excessive load, also contribute to better transmission 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.
1996-1997 Lexus LX A750 Transmission Service Manual
Coming SoonComprehensive guide covering installation, maintenance, and troubleshooting for the A750 transmission.
Technical Service Bulletin for A750 Transmission Updates
Coming SoonLatest updates and fixes for the A750 transmission, including software and hardware improvements.
A750 Transmission Parts and Accessories Catalog
Coming SoonDetailed catalog of OEM and aftermarket parts for the A750 transmission, including compatibility information.
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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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