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GY6 139QMB 50cc Scooter Kick Start Kit with Complete Gear Shaft Spring Pinion

SKU: 1005007475375258-Complete
Color Name
€34,76
-38% €55,62 €34,76

The GY6 139QMB 50cc Scooter Kick Start Kit with Complete Gear Shaft Spring Pinion is a durable, precision-made replacement designed to restore reliable kick-start performance for your scooter. Crafted from high-strength 45# steel, this kit delivers stable engagement and long-lasting wear resistance, helping you avoid frustrating starting delays. It is designed for GY6 family engines across 50cc, 60cc, 80cc, and 90cc classes, including the popular 139QMB platforms, ensuring a versatile fit for many scooters. The kit bundles all necessary components—starter shaft claw, spring, idle gear, and pinion—so you can perform a clean, straightforward installation without hunting for separate parts. Built for easy fitting and dependable operation, it’s a practical upgrade for riders who want fast starts and smooth gear engagement.

Benefits & Tips

  • Restores crisp kick-start engagement by replacing worn shaft, claw, idle gear, and pinion components.
  • Improves starting reliability across GY6 50–90cc engines, reducing startup friction and occasional kick-back.
  • Enjoy a quick, tool-friendly installation that minimizes downtime for DIY scooter maintenance.

Product specifications

  • Brand: LARATH
  • Main Material: 45# Steel
  • Color: As Pictures Show
  • Fitment: GY6 50/60/80/90cc scooter engines, including 139QMB 50cc
  • Includes: Starter shaft claw, spring, idle gear, pinion
  • Origin: Mainland China
  • Ease of installation: Easy to install

Package includes:

  • 1 x Scooter Starter Shaft Claw Spring Idle Gear Kit

Warnings/Reminders

Please verify compatibility with your specific scooter model and engine size before purchasing. Follow proper safety procedures during installation: disconnect the battery, wear eye protection, and consult your service manual for torque specs, alignment, and any model-specific cautions to ensure correct gear engagement.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

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