OEM Ariens Part Number: 21533400 Fits Ariens: ST520, ST520E, ST524, ST524E, ST624, ST724, ST824, ST824E, ST824S, ST824DL, ST824DLE, ST824SLE, ST828, ST924, ST924DLE, ST924LET, ST927LET, ST927LE, ST928, ST1024, ST1027LE, ST1028, Ariens Spark Plug Part Number: 21533400

Compatible with the following vehicles:

Classic 24
Classic 8524
Power-Brush 36
Pro 26
Pro 32
Pro 36
ST1027LE
ST1027LET
ST1124DLE Pro
ST1128DLE
ST1128LE
ST1130DLE
ST1130LET
ST11526DLE
ST11528DLE
ST11528LE
ST1328DLE
ST1328LE
ST1332DLE
ST1332LE
ST1336DLE
ST520
ST520E
ST524
ST524E
ST5520
ST5520E
ST5524E
ST624
ST624E
ST724
ST724E
ST7524
ST7524E
ST824E
ST824LET
ST8524E
ST8524LE
ST8526DLE
ST8526L
ST8526LE
ST924DLE
ST924LET
ST926DLE
ST926LE
ST927LE
ST927LET
ST9526DLE