STARTER MOTOR TRX420, HONDA ATV 31200-HP5-601, SMU0418

Starter Motor Arrowhead SMU0418

Product Specifications:

• Type: Starter Motor


• Manufacturer: Honda


• Voltage: 12V


• Rotation: Counter Clockwise (CCW)


• Teeth: 9


• Shaft OD at Splines: 11.5mm


• Registration OD: 29.9mm


• Flange-To-Rear: 97mm (not including stud)


• Mounting Holes: (2) 6.5mm ID unthreaded


• Center-To-Center Distance: 88.3mm


• B+ Stud Size: 6mm x 1.0


• Starter Type: PMDD


• Lester Number: 18921


• Part Number: 19-1844 (Distributed by oro2u.com)

Compatible Honda ATV Models:

• TRX420 FA FourTrax Rancher AT (2009-2016)


• TRX420 FE FourTrax Rancher 4x4 (2007-2016)


• TRX420 FM FourTrax Rancher 4x4 (2007-2016)


• TRX420 FPA FourTrax Rancher PS (2009-2014)


• TRX420 FPE FourTrax Rancher ES (2009-2013)


• TRX420 FPM FourTrax Rancher 4x4 PS (2009-2013)


• TRX420 TE FourTrax Rancher ES (2007-2016)


• TRX420 TM FourTrax Rancher (2007-2016)


• Pioneer 500 UTV

Cross Reference Numbers Only:

• 31200-HP5-601


• 61-131


• SMU0418 (Arrowhead)


• 410-54135 (J & N)


• 18921 (Lester)


• 191-601 (PIC)


• 22-5797 (BBB Small Motor)


• STH0418 (Hi Level)


• SM18 (Mitsuba)


• RN5797 (NAPA Small Motor)


• 495797 (Tucker Rocky)


• 49-5797 (Tucker Rocky)


• 71-09-5797 (Wilson Small Engine)