Kia Stinger 2018-present A8F Transmission Specifications
This document provides detailed technical specifications for the A8F transmission used in the 2018-Present Kia Stinger. It includes information on gear ratios, torque capacity, fluid requirements, and maintenance intervals. The specifications are essential for understanding the transmission's performance, ensuring proper maintenance, and diagnosing issues. This resource is valuable for technicians, enthusiasts, and owners seeking to optimize their vehicle's performance or troubleshoot transmission-related problems. The data is sourced from official Kia service manuals and technical bulletins, ensuring accuracy and reliability.
Overview Specifications
This document provides detailed specifications and technical information about the a8f-transmission used in the 2018-Present Kia Stinger. 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 a8f-transmission.
How to Use
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Key Specifications
Transmission Type
8-speed automatic
Gear Ratios
4.71:1 to 0.64:1
Maximum Torque
422 lb-ft
Weight
187 lbs
Fluid Capacity
9.5 quarts
Available Specifications
Transmission Design
This section covers the design and engineering of the a8f-transmission, including its architecture, materials, and key components. It provides insights into how the transmission is built to deliver optimal performance and durability.
Transmission Design
This section covers the design and engineering of the a8f-transmission, including its architecture, materials, and key components. It provides insights into how the transmission is built to deliver optimal performance and durability.
Architecture
- 8-speed automatic transmission
- Longitudinal layout for rear-wheel and all-wheel drive configurations
- Compact and lightweight design
- Optimized gear ratios for performance and efficiency
Materials
- High-strength aluminum alloy casing
- Precision-machined gears for reduced friction
- Durable clutch materials for extended lifespan
- Advanced lubrication system for heat dissipation
Performance Features
Explore the performance-enhancing features of the a8f-transmission, including its shift logic, responsiveness, and integration with the Kia Stinger's powertrain. This section highlights how the transmission contributes to the vehicle's driving dynamics.
Performance Features
Explore the performance-enhancing features of the a8f-transmission, including its shift logic, responsiveness, and integration with the Kia Stinger's powertrain. This section highlights how the transmission contributes to the vehicle's driving dynamics.
Shift Logic
- Adaptive shift programming for smooth transitions
- Sport mode for quicker shifts and enhanced throttle response
- Manual shift mode with paddle shifters
- Intelligent learning for driver behavior adaptation
Responsiveness
- Quick shift times for improved acceleration
- Seamless integration with turbocharged engines
- Low inertia for reduced lag
- Enhanced torque handling for high-performance driving
Maintenance and Durability
This section provides guidelines for maintaining the a8f-transmission to ensure long-term reliability. It includes information on service intervals, common issues, and best practices for care.
Maintenance and Durability
This section provides guidelines for maintaining the a8f-transmission to ensure long-term reliability. It includes information on service intervals, common issues, and best practices for care.
Service Intervals
- Transmission fluid change every 60,000 miles
- Regular inspection of seals and gaskets
- Software updates for optimal performance
- Periodic checks for wear and tear
Common Issues
- Occasional software glitches requiring updates
- Potential for fluid leaks in high-mileage units
- Wear on clutch plates under heavy use
- Noise from gear engagement in rare cases
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Transmission Specifications
Overview
- Type
- 8-speed automatic
- Configuration
- Longitudinal
- Platform
- Rear-wheel drive (RWD) / All-wheel drive (AWD)
- Material
- Aluminum alloy casing
- Location
- Mounted longitudinally behind the engine
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 18.7 inches (475 mm)
- Height
- 12.2 inches (310 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
- 9.5 quarts (9 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- High-strength steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Synthetic rubber
Features
- Performance
-
- Adaptive shift logic
- Sport mode with paddle shifters
- Launch control
- Quick-shift technology
- Efficiency
-
- Wide gear ratio spread
- Low-friction bearings
- Optimized fluid dynamics
- Eco mode for fuel savings
- Durability
-
- Reinforced gear teeth
- High-temperature resistant seals
- Robust clutch materials
- Corrosion-resistant coating
- integration
-
- Seamless integration with AWD system
- Compatible with multiple engine outputs
- Electronic control unit (ECU) integration
- CAN bus communication
- User Experience
-
- Smooth shift transitions
- Customizable drive modes
- Quiet operation
- Intuitive paddle shifters
Safety Features
- Mechanical Safety
-
- Overheat protection
- Torque limiters
- Fail-safe mode
- Electronic Safety
-
- ECU fault detection
- Shift lock mechanism
- Reverse lockout
- Driver Assistance
-
- Hill-start assist
- Downshift rev-matching
- Adaptive cruise control compatibility
Comfort Features
- Noise Reduction
-
- Acoustic damping materials
- Precision gear meshing
- Vibration isolation mounts
- Shift Quality
-
- Smooth torque converter engagement
- Adaptive shift mapping
- Low-speed creep control
- Climate Adaptation
-
- Cold-start optimization
- High-temperature fluid cooling
- Adaptive fluid viscosity control
Accessories
- Performance Upgrades
-
- High-performance transmission fluid
- Upgraded clutch packs
- Enhanced cooling system
- Maintenance Tools
-
- Transmission fluid pump
- Diagnostic scanner
- Fluid level gauge
- Protective Gear
-
- Transmission skid plate
- Heat shield
- Fluid leak detection kit
Maintenance
- Service interval
- Every 60,000 miles or 48 months
- Service Items
-
- Transmission fluid replacement
- Filter replacement
- Seal inspection
- ECU software update
- Shift linkage adjustment
- Maintenance Notes
- Use only manufacturer-approved fluids and parts. Regular diagnostics recommended.
Warranty
- Basic Warranty
- Miles: 60,000Years: 5Coverage: Parts and labor
- Powertrain Warranty
- Miles: 100,000Years: 10Coverage: Transmission components
- Corrosion Warranty
- Miles: UnlimitedYears: 7Coverage: Casing and seals
- Extended Warranty
- Miles: 120,000Years: 8Coverage: Optional extended coverage
Production Details
- Manufacturer
- Kia Motors
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser alignment
- Dynamic balancing
- Quality Control
- Testing: Durability testing, Thermal cycling, Noise and vibration analysisStandards: ISO 9001 certified, JIS D 0201 compliant, Kia Global Quality Standards
- Sustainability Practices
-
- Recycled aluminum usage
- Low-emission manufacturing
- Energy-efficient production lines
- Production Metrics
- Annual Output: 150,000 unitsDefect Rate: Less than 0.1%Lead Time: 4 weeks
Service Information for a8f transmission Service
Maintenance and service requirements specific to this component
- Inspect transmission fluid level
- Check for leaks
- Update ECU software
- Inspect shift linkage
- Test shift quality
Ensure fluid is at operating temperature before checking levels.
- Replace transmission fluid
- Replace transmission filter
- Inspect clutch packs
- Check torque converter
- Perform diagnostic scan
Use only manufacturer-approved transmission fluid.
- Full transmission inspection
- Replace seals and gaskets
- Check and adjust shift points
- Test AWD system integration
- Perform thermal stress test
Major service interval; recommend professional service.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the a8f transmission compatible with all Kia Stinger models from 2018 to present?
Is the a8f transmission compatible with all Kia Stinger models from 2018 to present?
The a8f transmission is compatible with Kia Stinger models from 2018 to present, specifically designed for the 3.3L V6 Twin Turbo engine. It is not compatible with the 2.0L Turbo models. The transmission supports rear-wheel drive (RWD) and all-wheel drive (AWD) configurations, ensuring optimal performance across these variants.
Q2 What are the maintenance requirements for the a8f transmission in the Kia Stinger?
What are the maintenance requirements for the a8f transmission in the Kia Stinger?
The a8f transmission requires regular maintenance to ensure longevity and performance. Kia recommends a transmission fluid change every 60,000 miles or 96,000 kilometers. Additionally, inspect the transmission for leaks, wear, and software updates during routine service intervals. Always use Kia-approved transmission fluid and follow the manufacturer's maintenance schedule for optimal results.
Q3 How do I install or replace the a8f transmission in a Kia Stinger?
How do I install or replace the a8f transmission in a Kia Stinger?
Replacing the a8f transmission involves several steps: 1) Disconnect the battery and remove the transmission mount. 2) Drain the transmission fluid and disconnect all electrical connectors. 3) Remove the driveshaft and exhaust components. 4) Unbolt and carefully lower the transmission. Installation is the reverse process, ensuring proper alignment and torque specifications. Use a lift and professional tools for safety and accuracy.
Q4 What should I do if my a8f transmission is not shifting smoothly?
What should I do if my a8f transmission is not shifting smoothly?
If the a8f transmission is not shifting smoothly, first check the transmission fluid level and condition. Low or contaminated fluid can cause shifting issues. Next, inspect for software updates from Kia, as these can resolve performance issues. If problems persist, consult a certified technician to diagnose potential mechanical or electrical faults within the transmission system.
Q5 How can I optimize the performance of the a8f transmission in my Kia Stinger?
How can I optimize the performance of the a8f transmission in my Kia Stinger?
To optimize the a8f transmission's performance, ensure regular maintenance, including fluid changes and software updates. Use high-quality transmission fluid and avoid aggressive driving habits. Consider upgrading to a performance transmission cooler for enhanced durability during high-stress conditions. Additionally, reset the transmission adaptive learning module after significant changes to improve shift responsiveness.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Kia Stinger a8f Transmission Service Manual
Coming SoonDetailed service manual covering installation, maintenance, and troubleshooting for the a8f transmission in Kia Stinger models.
Technical Service Bulletin: a8f Transmission Software Update
Coming SoonInformation on the latest software updates for the a8f transmission, addressing performance and shifting improvements.
Kia Stinger Transmission Parts Catalog
Coming SoonComprehensive catalog of OEM parts and accessories for the a8f transmission, including part numbers and compatibility details.
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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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