Overview
The Kyosho One-Piece Brake Pulley (21T) is a precision drivetrain component designed for the V-ONE R4 series nitro touring cars. The one-piece design integrates the brake hub into a single rigid unit, reducing flex and wear compared to multi-piece designs for improved durability and more consistent braking performance.
This 21-tooth pulley delivers smooth, predictable brake feel essential for competitive on-road nitro racing. The improved rigidity ensures dependable performance during long mains and aggressive driving.
Key Features
- One-piece integrated brake pulley design
- 21-tooth gearing for correct brake ratio
- Increased strength over multi-piece designs
- Smooth, consistent brake response
- Genuine Kyosho factory part
Performance Benefits
- More predictable brake feel
- Reduced drivetrain play
- Improved durability and longevity
- Consistent performance under racing stress
Usage Notes
Compatible RC Scales: 1/10 scale nitro on-road touring cars
Best For: Brake system upgrades, drivetrain maintenance, competition racing
Always confirm compatibility with your specific model and drivetrain configuration.
Technical Specs
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Brand: Kyosho
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Type: One-Piece Brake Pulley
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Tooth Count: 21T
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Application: On-road nitro drivetrain/brake system
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Part Number: VZW459
What's Included
- (1) Kyosho One-Piece Brake Pulley (21T)
Fitment
- Kyosho V-ONE R4 Evo.3
- Kyosho V-ONE R4 series touring cars
- Kyosho Inferno GT series (verify compatibility)
Summary
The Kyosho One-Piece Brake Pulley (21T) delivers improved braking consistency and durability for competitive nitro touring car racing. The integrated design provides reliable performance for demanding racing conditions.
