Stage6

CVT Sleeve Naraku Racing Aprilia SR 50 / Piaggio NRG / Typhoon Euro 4

SKU: NK800.21
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CVT Sleeve Naraku Racing Aprilia SR 50 / Piaggio NRG / Typhoon Euro 4

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CVT sleeve Naraku Racing Aprilia SR 50 / Piaggio NRG / Typhoon 50cc 2-stroke Euro 4.The original sleeve has a stop, which blocks the adjustment of the variator from a certain speed / rpm and no longer changes the gear ratio. The Naraku Racing sleeve has no stop and the CVT can run through the entire gear ratio change to the end. The final speed is significantly increased, the speed limit of 45km/h is removed.Simply install instead of the original.

  • Brand: Naraku
  • SKU: NK800.21
  • Availability: In stock

Technical Specifications

SKU NK800.21
Warranty 12 months

Performance Features

CNC Machined

Precision-engineered components for perfect fitment and maximum performance.

Lightweight Design

Optimized weight reduction for improved acceleration and handling.

Racing Performance

Track-proven design delivering consistent power and reliability.

Increased Reliability

Premium materials ensure long-lasting durability under extreme conditions.

High RPM Stability

Engineered to maintain balance and performance at maximum RPM.

Improved Cooling

Advanced thermal management for consistent performance.

Fitment & Compatibility

Brand Model Engine Years
Piaggio Vespa S 2-Stroke 2008-2020
Piaggio Vespa LX 2-Stroke 2005-2015

Technical Data

Shipping & Delivery

🇵🇱
Poland
DPD 1–3 Days
🇪🇺
Europe
DPD 2–11 Days
🌍
Worldwide
DHL Express 2–8 Days

Installation Information

⚠️ Important

Professional installation recommended. Improper installation may void warranty and cause engine damage.

💡 Pro Tip

Always use proper torque specifications and break-in procedures for optimal performance and longevity.

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Frequently Asked Questions

Check the compatibility table above. If your model is listed, this part will fit. Contact us if you're unsure.
We recommend professional installation by a qualified mechanic. Proper tools and technical knowledge are required.
Yes! We ship to over 50 countries worldwide with DHL Express and DPD. Delivery times vary by location.
All parts come with manufacturer warranty. Check the specifications section for warranty details.