Starter Motor for Honda Forza 250/300/350 SH300 SH350 ADV350 | OEM 31200-KVZ-631

Product Overview

Restore reliable starting performance to your Honda scooter with this 9-tooth electric starter motor, designed for select Honda Forza, NSS, SH, and ADV scooter models.

Built to replace OEM reference numbers 31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, and cross-reference 31200-K1B-T01 on select 350cc applications, this starter motor helps solve common starting issues such as slow cranking, no-start conditions, weak starter engagement, intermittent starting, or abnormal starter noise.

Manufactured with a durable metal housing, copper motor windings, and heavy-duty internal components, it is designed to deliver stable 12V starting power and dependable performance for daily commuting, urban riding, and long-term scooter use.

Product Compatibility

This starter motor is compatible with select Honda scooter models using matching OEM part numbers and physical specifications.

Brand	Model	Engine / CC	Year Range	Notes
Honda	Forza 250 / NSS250 / NSS250S	250cc	2008–2012	MF10 models; verify OEM number
Honda	FAZE 250	250cc	2012–2015	Verify original starter part number
Honda	Forza 300 / NSS300	300cc	2014–2020	Includes select ABS models
Honda	SH300 / SH300i	300cc	2007–2020	Verify OEM 31200-KTW / KVZ reference
Honda	SH300R ABS	300cc	2008–2013	ABS model reference
Honda	Forza 350 / NSS350	350cc	2020–2024	Only if original starter matches 31200-K1B-T01 / product dimensions
Honda	SH350 / SH350i	350cc	2021–2024	Verify OEM 31200-K1B-T01 before ordering
Honda	ADV350	350cc	2022–2024	Verify OEM 31200-K1B-T01 before ordering

OEM Cross Reference

31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, 31200-K1B-T01

Specifications

Specification	Details
Part Type	Electric Starter Motor
Voltage	12V
Tooth Count	9 Teeth
Rotation	CW / Clockwise
Starter Type	PMDD
Overall Length	158 mm / 6.22 in
Gear / Drive Teeth	9T
Mounting Hole Distance	Approx. 41 mm
Gear Outer Diameter	Approx. 11.4–11.5 mm
Drive Length	Approx. 24 mm
Material	Metal housing with copper motor windings
Condition	100% New Aftermarket
Installation	Direct replacement on compatible models

Key Features

• Direct Replacement Design – Engineered to replace the original Honda scooter starter motor with matching fitment and function on compatible models.
• Reliable Starting Performance – Helps restore smooth cranking and dependable engine start-up when the original starter motor becomes weak or fails.
• 9-Tooth CW Rotation – Built with a 9-tooth drive gear and clockwise rotation for compatible Honda Forza, SH, NSS, and ADV scooter applications.
• Durable Construction – Made with a strong metal housing and heavy-duty internal components for improved service life.
• Plug-and-Play Installation – Designed for straightforward installation with no major modification required when the OEM number and dimensions match.
• Built for Daily Scooter Use – Suitable for commuter scooters, city riding, and regular stop-and-go starting conditions.