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Starter Motor for Honda Forza 250/300/350 SH300 SH350 ADV350 | OEM 31200-KVZ-631
Starter Motor for Honda Forza 250/300/350 SH300 SH350 ADV350 | OEM 31200-KVZ-631
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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.
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Fitment FAQ
Will this part fit my specific model and year?
This starter motor is intended for This starter motor is compatible with select Honda scooter models using matching OEM part numbers and physical specifications.; Engine / CC. Listed year information includes 2008–2012, 2012–2015, 2014–2020, 2007–2020, 2008–2013. It is best matched to original part number(s) 31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, 31200-K1B-T01. Key physical/spec details from the product data include Voltage: 12V, Tooth Count: 9 Teeth, 9 Teeth. Use the compatibility table and product photos together before ordering.
Do I need to match the OEM part number?
Yes. Match your original part number to 31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, 31200-K1B-T01 before purchase. For this starter motor, also compare the OEM number, voltage, tooth count, rotation direction, mounting ears, bolt spacing, terminal type, and overall length. This is especially important for Honda SH300/SH350/ADV350/KVZ-631 models because similar model names can use different parts by year or trim.
What models or situations does this part not fit?
Do not order this starter motor for machines outside the listed compatibility, or for units with different tooth counts, CW/CCW rotation, mounting ears, terminal locations, or voltage ratings. If your original part number does not cross-reference with 31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, 31200-K1B-T01, treat the fitment as unconfirmed. Model years outside 2008–2012, 2012–2015, 2014–2020, 2007–2020, 2008–2013 should be verified separately. Do not rely only on the model name or engine size.
What should I check before ordering?
Before ordering, compare your original part with the photos and check the OEM number, voltage, tooth count, rotation direction, mounting ears, bolt spacing, terminal type, and overall length. Confirm OEM/cross-reference number(s): 31200-KVZ-631, 31200-KTW-901, 31200-KTW-B01, 31200-K1B-T01. Recheck listed specs such as Voltage: 12V, Tooth Count: 9 Teeth, 9 Teeth. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.