Starter Motor YFM550/700, Yamaha 28P-81890-00-00, 28P-81890-01-00, SMU0512

The starter motor with SKU 19-183.DR is a replacement unit produced by Arrowhead Electrical, designed for specific Yamaha ATVs. It corresponds to original part numbers 28P-81890-00-00 and 28P-81890-01-00 and is catalogued under SMU0512. The unit is sold as brand new, weighs approximately 1.552kg and is classified within ignition and electrical parts.

Features

• Brand new aftermarket unit built to meet or exceed original equipment specifications
• Direct replacement for ease of installation
• Replaces OEM reference numbers 28P-81890-00-00 and 28P-81890-01-00
• Weight approximately 1.552kg
• 12V electrical design (implied from typical ATV starter voltage)

Specifications

• Manufacturer part number SMU0512
• Rotation direction clockwise
• Starter type PMDD (permanent magnet direct drive) as commonly used for matching part
• Number of gear teeth: 9 (consistent with OEM)
• Gear outer diameter approximately 14.5mm
• Mounting ear hole sizes: one 6mm unthreaded, one 7mm unthreaded

Cross-Reference OEM Part Numbers

• 28P-81890-00-00
• 28P-81890-01-00
• 19500
• 410-58036

Vehicle Fitments

• Yamaha Grizzly 550 (various models including EPS, Hunter, Special Edition) from approximately 2009 to mid-2010s
• Yamaha Grizzly 700 (various models including EPS, Hunter, Limited Edition) from approximately 2009 to at least 2018
• Yamaha Kodiak 700 4x4 (including EPS and Hunter models) from approximately 2016 to at least 2024