HKS 6-Speed Sequential Gearbox – Mazda RX-7 FD | Near-New FD3S Sequential Racing Transmission
$2,000.00
When building a serious Mazda RX-7 FD3S, the transmission is just as important as the engine. The HKS 6-Speed Sequential Gearbox – Mazda RX-7 FD is one of the most sought-after drivetrain upgrades available for rotary enthusiasts who demand lightning-fast shifts, race-proven durability, and true motorsport performance.
Designed specifically for the FD3S platform, this genuine HKS sequential transmission transforms the driving experience by eliminating the limitations of a traditional H-pattern gearbox. Whether you’re attacking lap records, building a competitive time attack car, drag racing, or creating the ultimate high-horsepower street machine, this gearbox delivers the precision and confidence needed when every shift matters.
This particular unit is in near-new condition with only 12 laps completed since rebuild. It includes the hydraulic slave cylinder and shifter, making it a ready-to-install solution for enthusiasts looking to upgrade their RX-7 to professional-grade sequential performance.
Rarely available and highly respected throughout the motorsport world, the HKS 6-Speed Sequential Gearbox remains one of the most desirable transmission upgrades ever produced for the Mazda RX-7 FD.
Description
Key Features & Benefits
Performance Advantages
- Genuine HKS 6-speed sequential transmission
- Extremely fast gear engagement
- Reduced shift times compared to traditional manual gearboxes
- Improved acceleration consistency
- Enhanced driver focus during competition
- Optimized for high-horsepower rotary applications
Near-New Condition
- Only 12 laps completed since rebuild
- Excellent mechanical condition
- Race-ready performance
- Minimal post-rebuild usage
- Ready for immediate installation
Complete Package
- Hydraulic slave cylinder included
- Sequential shifter included
- Bolt-in design for FD3S applications
- Reduced installation complexity
Motorsport Engineering
- Designed for track and racing environments
- Proven durability under extreme conditions
- Precision-machined internal components
- Built to withstand aggressive driving
Buyer Benefits
- Rare HKS sequential gearbox opportunity
- Highly desirable among RX-7 enthusiasts
- Significant performance upgrade
- Premium motorsport component
- Excellent long-term value
Detailed Product Description
True Sequential Performance
The HKS 6-Speed Sequential Gearbox – Mazda RX-7 FD was developed for drivers who require maximum performance from their drivetrain.
Unlike conventional manual transmissions, sequential gearboxes allow gear changes through a simple push-forward or pull-back motion. This design significantly reduces shift times while minimizing the chance of missed gears during aggressive driving.
For competitive motorsport applications, faster shifts translate directly into improved acceleration and more consistent lap times.
The result is a transmission that feels purposeful, precise, and built for serious performance.
Built Specifically for the RX-7 FD3S
Unlike universal transmission solutions that require extensive modifications, this HKS gearbox was engineered specifically for the Mazda RX-7 FD platform.
Benefits of platform-specific design include:
- Excellent drivetrain integration
- Proper fitment
- Simplified installation
- Proven compatibility with rotary applications
- Motorsport-focused performance
For FD owners pursuing the ultimate build, an HKS sequential transmission represents one of the most respected upgrades available.
Near-New Condition
Finding a sequential gearbox is difficult enough. Finding one with virtually no use since rebuild is considerably rarer.
This transmission has completed only 12 laps since being rebuilt.
Benefits include:
- Minimal wear
- Excellent internal condition
- Confidence for future use
- Extended service life potential
- Reduced maintenance concerns
For buyers seeking a premium sequential transmission without the uncertainty of heavily used race components, this gearbox offers exceptional value.
Designed for High-Power Rotary Applications
Rotary engines are capable of producing impressive power levels, particularly when equipped with modern turbocharger systems.
The drivetrain must be capable of handling this performance reliably.
The HKS sequential gearbox was engineered with high-power rotary builds in mind and is commonly used in:
- Single turbo FD builds
- Twin turbo setups
- Street port engines
- Bridge port engines
- Peripheral port engines
- Competitive racing applications
Its reputation for strength and durability has made it a preferred choice among serious rotary enthusiasts worldwide.
Included Components
This package includes the components necessary for installation:
- HKS 6-speed sequential gearbox
- Hydraulic slave cylinder
- Sequential shifter assembly
The inclusion of these components simplifies the installation process and helps ensure compatibility within the FD platform.
Technical Specifications
Product Specifications
- Product: HKS 6-Speed Sequential Gearbox
- Vehicle Compatibility: Mazda RX-7 FD3S
- Manufacturer: HKS
- Transmission Type: Sequential Manual
- Number of Gears: 6-Speed
- Condition: Near New
- Usage Since Rebuild: 12 Laps
- Included Components: Hydraulic Slave Cylinder, Shifter
- Installation: Bolt-In Design
- Application: Street, Track, Motorsport
Installation Considerations
Although designed as a direct-fit solution for the RX-7 FD3S, professional installation is recommended.
Before installation, buyers should verify:
- Clutch compatibility
- Differential condition
- Driveshaft compatibility
- Engine power goals
- Motorsport regulations if competing
Proper setup and adjustment will maximize performance and transmission longevity.
Why Choose This Product?
The HKS 6-Speed Sequential Gearbox – Mazda RX-7 FD represents one of the highest-performance transmission upgrades available for the FD3S platform.
Compared to conventional manual transmissions, it offers:
- Faster gear changes
- Improved performance consistency
- Reduced shift errors
- Greater driver confidence
- Motorsport-proven reliability
- Exceptional durability
- Enhanced vehicle control
The near-new condition and inclusion of key installation components make this an especially attractive opportunity for enthusiasts seeking a premium sequential transmission.
For many RX-7 owners, an HKS sequential gearbox is considered the ultimate drivetrain upgrade.
Perfect For
This transmission is ideal for:
- Mazda RX-7 FD3S owners
- Time attack competitors
- Circuit racing enthusiasts
- Drag racing builds
- Drift competition vehicles
- High-horsepower rotary projects
- Professional motorsport teams
- Track-focused street cars
- JDM performance collectors
- Premium RX-7 builds
Frequently Asked Questions
Is this a genuine HKS sequential gearbox?
Yes. This is a genuine HKS 6-speed sequential transmission designed specifically for the Mazda RX-7 FD3S.
What condition is the gearbox in?
The gearbox is in near-new condition and has only completed 12 laps since rebuild.
What is included with the transmission?
The package includes the gearbox, hydraulic slave cylinder, and shifter.
Is this a direct-fit transmission?
Yes. It is designed as a bolt-in solution for the Mazda RX-7 FD3S platform.
What are the advantages of a sequential gearbox?
Sequential transmissions provide faster gear changes, improved consistency, reduced missed shifts, and enhanced performance during aggressive driving.
Is this suitable for high-horsepower rotary engines?
Absolutely. HKS designed these transmissions specifically for demanding performance and motorsport applications.
Can this be used for street driving?
Yes, although it is primarily designed for track and motorsport environments.
Why is the HKS sequential gearbox so desirable?
Its rarity, exceptional build quality, direct-fit compatibility, and race-proven performance make it one of the most sought-after RX-7 transmission upgrades available.
Opportunities to purchase a genuine HKS 6-Speed Sequential Gearbox for the Mazda RX-7 FD3S are becoming increasingly rare, especially in near-new condition. With only 12 laps completed since rebuild and key components included, this transmission represents an outstanding opportunity for enthusiasts building a serious performance RX-7.
Contact us today for pricing, shipping information, additional photos, and availability. Secure one of the most respected sequential transmissions ever produced for the FD platform before it’s gone.
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
HKS 6-Speed Sequential Gearbox
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