A dirty spark plug reduces engine performance and fuel economy. Having a clean spark plug ensures complete fuel combustion. Complete combustion increases engine performance so you get the most out of your John Deere Equipment. Make sure you replace your spark plugs at the recommended service interval.
MIU11020 Replaces MIU11299
Help me find my Model and/or Serial Number
Fits On:
100 Series - D155 with engine marked 44S877-0044-G1
Z200 Series- Z225 ( Serial No. 120,001 - )
- Z235
- Z255
Z300 Series- Z335E
- Z335M
- Z345M
- Z345R
- Z355E
- Z355R
- Z375R
Z400 Series- Z435
- Z445 ( Serial No. 100,001 - 150,000 )
Z500 SeriesZ600 Series- Z625
- Z645 ( Serial No. - 150,000 )
- Z655 ( Serial No. - 150,000 )
- Z665 ( Serial No. - 150,000 )