It does not fit UMK431 only UMK431E LE & UE versions! the thrush washer in this kit has 10 splines. Genuine part suitable for the followingHonda models;. Does not fit UMK425E1 UMK425E2! ONLY fits standard UMK425E.
Genuine Honda lawnmower Blade Suitable For HRX426 Models 72511-VK7-000
GENUINE HONDA ROTARY BLADE 72511-VG0-C51, FITS HRD536 MODELS
Genuine ALM GD061 Metal Blade 32cm For MacAllister Lawnmowers MLMP1200, M2E1233N
QUALCAST CLMF2433M Lawnmower GENUINE Metal Blade FAST POST
Genuine ALM GD061 Metal Blade For RM32 M2E1032M Qualcast 32cm Lawnmowers
GENUINE STIHL BRUSH KNIFE METAL BLADE 30cm 41197134100 - FS400, FS450, FS460 etc
