Springs (Driven/Clutch)
TWH springs are designed to enhance shifting responsiveness and torque control in both driven pulley and clutch systems. With durable materials and consistent tension, they ensure reliable transmission behavior.
JOG 90 Alloy Driven Spring
Reinforced Alloy Structure. Stable Pressure. Built for High-Temperature Performance.
This Alloy Driven Spring for YAMAHA JOG90 offers improved durability and consistent belt tension for high-performance CVT setups. Constructed from a reinforced alloy-steel blend, it maintains stable elasticity and reaction speed under heat and continuous use. Available in 1000 / 1200 / 1500 / 2000 RPM specifications, this single-color black spring provides precise tuning for both daily riding and performance builds.
🔹 Highlights
Four RPM Options — 1000 / 1200 / 1500 / 2000 for refined transmission tuning
Reinforced Alloy Composition — Improved heat resistance and tension stability
Consistent CVT Response — Maintains belt pressure during acceleration and deceleration
High Elastic Recovery — Prevents performance loss under repeated stress
All-Black Finish — Sleek and professional look for performance applications
✔ Product Specifications
Type: Alloy Driven Spring (Center Spring)
RPM Rating: 1000 / 1200 / 1500 / 2000
Color: Black
Fitment: YAMAHA JOG90
Focus: High-temperature durability & CVT balance
Package Includes: Alloy Driven Spring ×1
🔧 Installation Notes
Select desired spring rate according to tuning setup
Suitable for OEM or upgraded CVT systems
Higher RPM springs increase acceleration response and backshift control
Verify preload and seating alignment during installation
Power You Can Trust.
CYGNUS (GEN 1~5) Clutch Spring (3 pcs)
Match engagement RPM to your ride.
These Clutch Springs let you fine-tune clutch engagement on Yamaha CYGNUS Gen 1–5. Choose from four color-coded rates to set how early or late the clutch bites. Higher rates typically raise engagement RPM for snappier launches (after proper CVT tuning), while lower rates suit relaxed city take-offs.
Highlights
🔹 4 Selectable Rates — 1000 / 1200 / 1500 / 2000 RPM options cover daily to sport setups.
🔹 Color-Coded Clarity — Blue / Orange / Yellow / Red for quick identification in the shop.
🔹 Consistent Response — Matched spring rates support predictable take-off behavior.
🔹 Tuning Friendly — Pair with roller weights and contra spring to target your RPM band.
🔹 Direct OEM Fit — Designed for CYGNUS automatic centrifugal clutches.
Product Specifications
✔ Rates & Colors: 1000 (Blue) / 1200 (Orange) / 1500 (Yellow) / 2000 (Red)
✔ Quantity: 3 pcs / set
✔ Type: Clutch shoe springs (automatic centrifugal clutch)
✔ Fitment: Yamaha CYGNUS (Gen 1–5)
✔ Focus: Engagement RPM control / launch feel
✔ Package Includes: Clutch Springs ×3
Installation Notes
Replace all three springs together; do not mix rates in one clutch.
Actual engagement RPM varies with rollers, belt, clutch shoes, bell, and tach reading.
Use a proper spring tool; check hook seating and free movement after assembly.
Road-test, then recheck for noise, creeping, or slip and fine-tune as needed.
Power You Can Trust.
CYGNUS (GEN 6) Clutch Spring (3 pcs)
Fine-Tune Engagement. Smooth Launch. Consistent Power Response.
This Clutch Spring Set for YAMAHA CYGNUS (GEN 6) allows precise tuning of clutch engagement speed to match your riding or performance setup. Available in four RPM levels — Blue (1000RPM), Orange (1200RPM), Yellow (1500RPM), and Red (2000RPM) — these color-coded springs help you adjust takeoff response and acceleration timing. Each set includes 3 springs, ensuring balanced operation and stable clutch engagement.
🔹 Highlights
Four RPM Options — 1000 / 1200 / 1500 / 2000 for fine-tuned clutch response
Color-Coded Design — Easy identification: Blue / Orange / Yellow / Red
Optimized Takeoff Control — Adjust engagement point for smoother acceleration
Heat-Resistant Spring Steel — Maintains elasticity and strength at high temperature
Complete Set — Includes 3 clutch springs for one full assembly
✔ Product Specifications
Type: Clutch Spring Set
RPM Rating: 1000 (Blue) / 1200 (Orange) / 1500 (Yellow) / 2000 (Red)
Fitment: YAMAHA CYGNUS (GEN 6)
Focus: Adjustable clutch engagement & acceleration control
Package Includes: Clutch Springs ×3
🔧 Installation Notes
Choose spring tension according to desired clutch engagement RPM
Install all 3 springs of the same color for optimal balance
Compatible with both OEM and upgraded clutch assemblies
Verify spring positioning and preload before operation
Power You Can Trust.
RS 100 Clutch Spring (3 pcs)
Adjust Engagement. Tune Response. Unlock Smooth Acceleration.
The Clutch Spring Set for YAMAHA RS100 allows precise control of clutch engagement RPM for better acceleration and smoother takeoff. Available in three tension levels — Blue (1000RPM), Yellow (1500RPM), and Red (2000RPM) — each spring provides a unique response to match your riding style or tuning setup. Designed for consistent performance and durability, each set includes 3 springs for a complete clutch upgrade.
🔹 Highlights
Three RPM Options — 1000 / 1500 / 2000 for adjustable engagement points
Color-Coded Design — Easy identification: Blue / Yellow / Red
Enhanced Throttle Response — Improves acceleration and clutch bite timing
Durable Spring Steel — Maintains tension and stability under high temperature
Complete Set — Includes 3 springs for one clutch assembly
✔ Product Specifications
Type: Clutch Spring Set
RPM Rating: 1000 (Blue) / 1500 (Yellow) / 2000 (Red)
Fitment: YAMAHA RS100
Focus: Adjustable clutch engagement & response tuning
Package Includes: Clutch Springs ×3
🔧 Installation Notes
Select spring tension based on desired clutch engagement RPM
Install all 3 springs of the same color for balanced performance
Recommended for both OEM and modified clutch setups
Recheck spring position and tension after installation
Power You Can Trust.
RS 100 Driven Spring
Stable Belt Pressure. Smooth Shifting. Adjustable Acceleration Response.
The Driven Spring for YAMAHA RS100 is designed for riders who demand precise CVT tuning and consistent performance. Available in four tension levels — Blue (1000RPM), Orange (1200RPM), Yellow (1500RPM), and Red (2000RPM) — this center spring adjusts pulley reaction force to fine-tune acceleration and backshift speed. Made from durable heat-treated steel, it provides stable tension and long-lasting elasticity for both street and performance setups.
🔹 Highlights
Four RPM Options — 1000 / 1200 / 1500 / 2000 for precise CVT response tuning
Color-Coded Design — Easy identification: Blue / Orange / Yellow / Red
Enhanced Belt Grip — Maintains consistent drive belt pressure under load
Smooth Downshift Control — Improves throttle recovery and speed transition
Heat-Treated Spring Steel — Ensures lasting durability and performance stability
✔ Product Specifications
Type: Driven Spring (Center Spring)
RPM Rating: 1000 (Blue) / 1200 (Orange) / 1500 (Yellow) / 2000 (Red)
Fitment: YAMAHA RS100
Focus: CVT tuning & acceleration balance
Package Includes: Driven Spring ×1
🔧 Installation Notes
Choose spring tension based on desired acceleration and backshift response
Higher RPM springs increase takeoff force and engine braking effect
Compatible with OEM or modified CVT systems
Verify spring preload alignment during assembly
Power You Can Trust.
RS 100 Alloy Driven Spring
Reinforced Alloy Structure. Stable Pressure. Built for High-Temperature Performance.
This Alloy Driven Spring for YAMAHA RS100 offers improved durability and consistent belt tension for high-performance CVT setups. Constructed from a reinforced alloy-steel blend, it maintains stable elasticity and reaction speed under heat and continuous use. Available in 1000 / 1200 / 1500 / 2000 RPM specifications, this single-color black spring provides precise tuning for both daily riding and performance builds.
🔹 Highlights
Four RPM Options — 1000 / 1200 / 1500 / 2000 for refined transmission tuning
Reinforced Alloy Composition — Improved heat resistance and tension stability
Consistent CVT Response — Maintains belt pressure during acceleration and deceleration
High Elastic Recovery — Prevents performance loss under repeated stress
All-Black Finish — Sleek and professional look for performance applications
✔ Product Specifications
Type: Alloy Driven Spring (Center Spring)
RPM Rating: 1000 / 1200 / 1500 / 2000
Color: Black
Fitment: YAMAHA RS100
Focus: High-temperature durability & CVT balance
Package Includes: Alloy Driven Spring ×1
🔧 Installation Notes
Select desired spring rate according to tuning setup
Suitable for OEM or upgraded CVT systems
Higher RPM springs increase acceleration response and backshift control
Verify preload and seating alignment during installation
Power You Can Trust.
MIO Clutch Spring (3 pcs)
Adjust Engagement. Tune Response. Unlock Smooth Acceleration.
The Clutch Spring Set for YAMAHA MIO allows precise control of clutch engagement RPM for better acceleration and smoother takeoff. Available in three tension levels — Blue (1000RPM), Yellow (1500RPM), and Red (2000RPM) — each spring provides a unique response to match your riding style or tuning setup. Designed for consistent performance and durability, each set includes 3 springs for a complete clutch upgrade.
🔹 Highlights
Three RPM Options — 1000 / 1500 / 2000 for adjustable engagement points
Color-Coded Design — Easy identification: Blue / Yellow / Red
Enhanced Throttle Response — Improves acceleration and clutch bite timing
Durable Spring Steel — Maintains tension and stability under high temperature
Complete Set — Includes 3 springs for one clutch assembly
✔ Product Specifications
Type: Clutch Spring Set
RPM Rating: 1000 (Blue) / 1500 (Yellow) / 2000 (Red)
Fitment: YAMAHA MIO
Focus: Adjustable clutch engagement & response tuning
Package Includes: Clutch Springs ×3
🔧 Installation Notes
Select spring tension based on desired clutch engagement RPM
Install all 3 springs of the same color for balanced performance
Recommended for both OEM and modified clutch setups
Recheck spring position and tension after installation
Power You Can Trust.
BWS100/ZUMA100 Driven Spring
Stable Belt Pressure. Smooth Shifting. Adjustable Acceleration Response.
The Driven Spring for YAMAHA BWS100 / ZUMA100 is designed for riders who demand precise CVT tuning and consistent performance. Available in four tension levels — Blue (1000RPM), Orange (1200RPM), Yellow (1500RPM), and Red (2000RPM) — this center spring adjusts pulley reaction force to fine-tune acceleration and backshift speed. Made from durable heat-treated steel, it provides stable tension and long-lasting elasticity for both street and performance setups.
🔹 Highlights
Four RPM Options — 1000 / 1200 / 1500 / 2000 for precise CVT response tuning
Color-Coded Design — Easy identification: Blue / Orange / Yellow / Red
Enhanced Belt Grip — Maintains consistent drive belt pressure under load
Smooth Downshift Control — Improves throttle recovery and speed transition
Heat-Treated Spring Steel — Ensures lasting durability and performance stability
✔ Product Specifications
Type: Driven Spring (Center Spring)
RPM Rating: 1000 (Blue) / 1200 (Orange) / 1500 (Yellow) / 2000 (Red)
Fitment: YAMAHA BWS100 / ZUMA100
Focus: CVT tuning & acceleration balance
Package Includes: Driven Spring ×1
🔧 Installation Notes
Choose spring tension based on desired acceleration and backshift response
Higher RPM springs increase takeoff force and engine braking effect
Compatible with OEM or modified CVT systems
Verify spring preload alignment during assembly
Power You Can Trust.