replacement gear shift shaft for ZS172FMM-5

• Designed specifically for ZS172FMM-5 and ZS175FMN engine models
• Compatible with 250cc and 300cc motorcycle including PR250 and PR300 variants
• Includes gear shift shaft, engine gear forks, and shift drum assembly as a complete unit
• Engineered to restore shifting function and mechanical alignment
• Fits standard transmission configurations used in common -made mid-size motorcycles