NICHE Starter Motor Assembly for Honda 31200-HP5-601 — Counterclockwise Rotation, 9-Tooth Pinion, Carbon Brushes

NICHE Starter Motor Assembly for Honda 31200-HP5-601 is a direct-fit replacement starter designed to restore reliable cranking for compatible Honda ATVs and side-by-sides.

If your Honda Rancher, Foreman or Pioneer is showing slow or inconsistent starting, this NICHE starter motor assembly is built to match OEM fit and function while offering dependable performance. The unit is engineered to meet or exceed the original equipment specifications and pairs specific electrical and mechanical characteristics — such as a carbon brush type, nine teeth pinion gear, and a counterclockwise rotation — to ensure compatibility with the listed Honda models and part numbers.

Which Honda models and OEM part numbers does this replace?

This starter assembly replaces Honda OEM part numbers 31200-HP5-601 and 31200-HR0-F01, and it is compatible with a wide range of Rancher, Foreman and Pioneer vehicles. Confirm fitment with your model year and engine size before purchase to avoid returns.

• Rancher 420: TRX420FE, TRX420FM, TRX420FA, TRX420TE, TRX420TM, TRX420FPA, TRX420FPE, TRX420FPM (2007–2014 variants)
• Foreman 500: TRX500FE, TRX500FM, TRX500FPE, TRX500FPM and Rubicon 500 models (2012–2019 coverage)
• Pioneer 500: SXS500M2 (2015–2021)

How does this starter match OEM performance and durability?

The NICHE assembly is manufactured to meet or exceed OEM tolerances, delivering consistent engagement and reliable electrical performance. Critical components like carbon brushes, a durable pinion with nine teeth, and a rated cycle life are selected to approximate the original unit’s behavior under typical operating conditions.

• Brush type: carbon for reliable electrical contact
• Pinion gear: 9 teeth for precise engagement with the flywheel
• Rotation: counterclockwise to match Honda starter orientation
• Cycle rating: designed for approximately 10,000 start cycles

What should you check before installing this starter?

Before installation, verify the OEM part number and inspect the vehicle’s wiring, battery condition, and flywheel teeth. Proper electrical supply and a healthy ring gear are essential for long life and to avoid repeat failures.

• Confirm OEM numbers 31200-HP5-601 or 31200-HR0-F01 on the old unit
• Check battery voltage and starter circuit connections for corrosion or loose terminals
• Inspect flywheel ring gear teeth for wear or damage where the starter pinion engages
• Ensure correct mounting orientation for counterclockwise rotation starters

What are the technical specifications that matter to installers?

This starter lists practical specs that technicians and DIY mechanics use to verify fit: torque, brush material, tooth count and rotational direction. These details determine engagement behavior, electrical load, and mechanical compatibility with the Honda drivetrain.

• Brush material: carbon for conductivity and wear resistance
• Torque: approximately 1.9 Nm for the starter drive mechanism
• Teeth: 9-tooth pinion to mesh with the stock flywheel
• Rotation: counterclockwise to match Honda starter orientation

Who is this for? This NICHE starter motor assembly is aimed at owners, mechanics and fleet managers who need a dependable, direct-replacement starter for Honda Rancher 420, Foreman 500, and Pioneer 500 machines from the model years listed. It’s a practical option for anyone restoring starting performance, rebuilding a machine, or replacing a failed OEM starter while keeping factory-like specifications.