Kick Start Gear Shaft Assembly for GY6 125cc 150cc Scooters & ATVs

Product Overview

Ensure your engine fires up reliably every time with this Heavy-Duty Kick Start Gear Shaft. Engineered specifically for the ubiquitous GY6 125cc and 150cc engines, this shaft is a critical component of your manual starting system. It features a reinforced design where the gears are precision-welded to prevent separation—even under the heavy force of a "hard step." If your current kick starter feels loose, slips, or resists movement, this high-strength shaft will restore a smooth, low-resistance starting motion, protecting your engine's internal components while ensuring you’re never stranded.

Product Compatibility

Component Type	Specification
Engine Type	GY6 125cc / 150cc (4-Stroke)
Vehicle Types	Chinese Scooters, Mopeds, ATVs, Go-Karts
Common Brands	TaoTao, Peace Sports, Ice Bear, Wolf, Bintelli, Roketa
Layout Fitment	Standard Long or Short Case GY6 Engines

Specifications

Feature	Details
Total Length	134mm (5.27")
Shaft Widths	16mm (0.62") and 14mm (0.55")
Material	High-Strength Forged Steel Alloy
Construction	Reinforced Welded Gear Design
Finish	Impact and Wear-Resistant Coating

Key Features

• Reinforced Welded Gears: Unlike standard shafts that can fail under pressure, our dual-gear system is welded for maximum structural integrity. This prevents the gear from "falling off" or shearing when applying high force during a cold start.
• Reduced Starting Resistance: The precision-machined tooth profile is designed to engage smoothly with the starter idle gear, significantly reducing physical resistance for an easier, more efficient pedal stroke.
• High-Impact Durability: Constructed from premium materials treated for excellent wear and impact resistance, allowing it to maintain perfect alignment even under frequent use and high-load conditions.
• Consistent Reliability: By maintaining a stable structural design, this shaft reduces mechanical failure rates and ensures that your vehicle’s backup starting system is always ready when the battery is low.
• Direct OEM Fitment: Designed in strict accordance with GY6 factory dimensions, ensuring a "drop-in" installation that perfectly integrates with your existing kick start pedal and crankcase cover.