Search  for anything...

Fit for Gy6 50cc Clutch Assembly Kit, Racing Scooter Variator for Gy6 50cc 4-Stroke 139QMB Engine Scooter ATV, Including Front Clutch Variator and Centrifugal Clutch Pad Assembly with 669 belt

  • Based on 103 reviews
Condition: New
Checking for the best price...
$39.49 Why this price?
Labor Day Deal was $39.85

Buy Now, Pay Later


As low as $9 / mo
  • – 4-month term
  • – No impact on credit
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, PayTomorrow, Affirm, Afterpay, Apple Pay, and PayPal. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: 13 left in stock
Fulfilled by Amazon

Arrives Thursday, Sep 4
Order within 1 hour and 10 minutes
Available payment plans shown during checkout

Size: For 50cc w/ 669 belt


Features

  • Complete Clutch Set: For Gy6 50cc clutch set included 1*clutch Assembly, 1*Variator Assembly, 1*Gates 669 belt, You can get a complete clutch for your vehicle.
  • Premium Materials: Fit for Gy6 clutch set fits for GY6 50cc 4-Stroke Engine, for GY6 50cc 139QMB Engine.It is made of premium iron and aluminum to make sure it can be sturdy, durable, maximum torque, wear-resisting and fast heat dissipation.
  • Package Feature: Clutch Assembly included: 22 Splines Inside The Clutch Drum / Bell; ID of Spline Area: 12mm; OD of Drum: 115mm ID of Drum: 105mm. Variator Assembly:Roller Size: 16*13mm, Gates 669 Belt, Belt key parameter 669x18.1.
  • Package Included: 1*clutch Assembly, 1*Variator Assembly, 1*Gates 669 belt.
  • AFTER-SALES SERVICE- High quality assurance! And we provide after-sales service policy. If you have any problems, please contact us first, we will try our best to slove your problem.

Manufacturer: ‎SEHNSUCHT


Brand: ‎SEHNSUCHT


Item Weight: ‎6.41 pounds


Package Dimensions: ‎10.47 x 5.55 x 5.24 inches


Manufacturer Part Number: ‎TOC014


Date First Available: July 20, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Sep 4

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Easy assembly
Size: For 125cc/150cc 842 belt
Perfect fit. Easy assembly
Reviewed in the United States on July 30, 2025 by Leslie Ritchey

  • Great for the value!!
Size: For 125cc/150cc w/ 743 belt
Shipping was fast. Product was as described. Great for the price. If ya know how to install not to difficult. Patience is a virtue.
Reviewed in the United States on March 11, 2025 by Lisa Customer

  • Perfect
Size: For 125CC/150CC w/o belt
Worked perfectly
Reviewed in the United States on March 21, 2025 by lee

  • fits
Size: For 125CC/150CC w/o belt
not high performance, but fits
Reviewed in the United States on July 16, 2025 by david goodwin 111

  • kit for motorcycles or scooters!!
Size: For 125cc/150cc w/ 743 belt
I recommend it, if it is for use to go to your home and to your work it will last you a long time, since you will not force the motorcycle or scooter, it is resistant to high temperatures and has little wear.
Reviewed in the United States on May 1, 2025 by Genesis Olivares

  • Fantastic
Size: For 125cc/150cc w/ 743 belt
Buen Productos
Reviewed in the United States on March 11, 2025 by Adelso

  • Todo perfecto 🤩
Size: For 125cc/150cc w/ 743 belt
Muy buena lo recomiendo
Reviewed in the United States on February 25, 2025 by Edgar_Adonysv503

  • It's not a racing system
Size: For 50cc w/ 669 belt
It comes with heavy sliders if you want speed it's not the 'racing' system it claims to be
Reviewed in the United States on March 29, 2025 by Nick Reese

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...