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28127-KNBN-901 Boss Starter Clutch — diagram cutout

28127-KNBN-901 Boss Starter Clutch

Fits 8 KYMCO model-years, including MONGOOSE 110i (2025) and Mongoose 90S (2016~).

Genuine KYMCO OEM Part no. 28127-KNBN-901 Also written 28127KNBN901 Fits 8 model-years

Part number
28127-KNBN-901
Also written
28127KNBN901
Factory name
BOSS STARTER CLUTCH

$101.22

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What this part is

Boss Starter Clutch is the component KYMCO's factory catalogue lists under number 28127-KNBN-901, in the engine group. It is drawn on the E06 Starting Motor●Oil Pump exploded view, and the table below lists every model-year that takes it.

Fits these KYMCO models (8 model-years)

ModelYearsFactory codeDiagramCalloutQty
MONGOOSE 110i 2025 LE22AA(US) E06 Starting Motor●Oil Pump 11 1
Mongoose 90S (2016~) 2016+ LE20BB(US) E06 Starting Motor●Oil Pump 11 1
MONGOOSE 90S (2021) 2021 LE20BL(US) E06 Starting Motor●Oil Pump 9 1
Mongoose 90S(2018) 2018 LE20BE(US) E06 Starting Motor●Oil Pump 11 1
Mongoose 90S(2019) 2019 LE20BG(US) E06 Starting Motor●Oil Pump 11 1
MONGOOSE 90S(2020) 2020 LE20BJ(US) E06 Starting Motor●Oil Pump 10 1
MONGOOSE 90S(2020) 2022 LE20BM(US) E06 Starting Motor●Oil Pump 9 1
MONGOOSE 90S(2022) 2022 LE20BN(US) E06 Starting Motor●Oil Pump 9 1

See it on the diagram

The factory exploded view this part is drawn on.

Often needed for the same job

From the same assembly diagrams as this part.

Not sure it’s yours?

  • Check the callout number: on the diagram above, 28127-KNBN-901 is the part at the callout numbers listed in the table.
  • Decode your VIN to land on the exact model, year and colour KYMCO built for you.
  • Still unsure? Email us the number and your VIN and we will confirm the fit.

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