Designed for compatibility with ATM CY50 Evo, Speed, Thunder, and Zummer models, ensuring a fit and performance.
Features a 17/49 gear ratio that enhances acceleration and speed for improved riding experience in 50cc 4-stroke.
Constructed from materials for increased durability, allowing for consistent performance during daily use and racing applications.
Easy to install, making it accessible for both experienced mechanics and casual riders looking to upgrade their.
Supports a wide range of applications, from daily commuting to racing, catering to diverse riding preferences and styles.
Enhances overall scooter performance, making it a valuable upgrade for those seeking to maximize their 50cc 4-stroke riding experience.
Description
139QMB 139QMA Racing Secondary / Final Drive Gears 17/49 For ATM CY50 Evo Speed Thunder Zummer 50cc 4 Stroke
This product is compatible with the following models:
ATM 50cc 4 stroke
CY50 50cc 4 stroke
Evo 50cc 4 stroke
Speed 50cc 4 stroke
Thunder 50cc 4 stroke
Zummer 50cc 4 stroke
Scooter Parts GY6 50cc Performance Racing Gear Set
49 Tooth & 17 Tooth Gear Set provides a rear gear ratio of 2.88.
This gear set has been identified as an combination for enhancing performance.
If your engine is revving while your bike is slow, this gear set will address that issue.
For those looking to increase the speed of their 50cc scooter, this gear set can be the solution.
Average speed gain on flat ground ranges from 7 to 10 mph, depending on other modifications on your bike.
These gears pair well with a 100cc big bore kit.
Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.