Fitment:
for Honda GX25, GX25N, GX25NT 25cc 4-stroke mini gas engines.
for Honda FG110, FG110K1 mini tillers and cultivators.
for Honda HLT422, UMK425, UMK425E series string trimmers and brushcutters.
for Wacker Neuson, Atom, Mantis equipment powered by Honda GX25 engines.
Please verify your original piston diameter (35mm / 1.38 in.) and crankshaft oil seal dimensions carefully before purchasing.
 

Replace Part Number:
for Honda 13101-Z0H-000, 13101Z0H000 (Piston)
for Honda 13010-Z0H-000, 13010Z0H000 (Piston Ring Set)
for Honda 91211-Z0H-003, 91211Z0H003 (Crankshaft Oil Seal)
for Stens 500-025
 

Package included:
Package included: You will get what you see in the 1st listing photo.
 

Specifications:
- Product Type: Outdoor Power Equipment Mini Tiller String Trimmer 4-Stroke 25cc Gas Engine 35mm Piston Ring Wrist Pin Circlips Crankshaft Oil Seals Overhaul Service Kit
- Feature: Direct replacement 35mm piston and oil seal set engineered to restore engine compression, prevent crankcase oil leaks and smoke emission, ensure smooth lubrication, and deliver full power output.
 

Note: Please comparison your original part carefully with our pictures, piston skirt height, and oil seal lip profile before ordering to ensure correct fitment.