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19031-PWB1-900 Bolt Shoulder

Fits 4 KYMCO model-years, including MAXXER 450i (2026) and MAXXER 450I (2025). Callout 11 on the F22 Cooler Oil diagram, 2 per machine.

Genuine KYMCO OEM Part no. 19031-PWB1-900 Also written 19031PWB1900 Fits 4 model-years

Part number: 19031-PWB1-900
Also written: 19031PWB1900
Factory name: BOLT SHOULDER

$8.85

US shipping, calculated at checkout · Special orders come from KYMCO’s US distributor · 14-day returns & fitment guarantee

What this part is

Bolt Shoulder is the component KYMCO's factory catalogue lists under number 19031-PWB1-900, in the cooling group. It is drawn on the F22 Cooler Oil exploded view as callout 11, and the table below lists every model-year that takes it.

Fits these KYMCO models (4 model-years)

Model	Years	Factory code	Diagram	Callout	Qty
MAXXER 450i	2026	LC90BN(US)	F22 Cooler Oil	11	2
MAXXER 450I	2025	LC90BL(US)	F22 Cooler Oil	11	2
MAXXER 450i (2021)	2021	LC90BH(US)	F22 Cooler Oil	11	2
MAXXER 450i (2023)	2023	LC90BK(US)	F22 Cooler Oil	11	2

See it on the diagram

The factory exploded view this part is drawn on.

F22 — Cooler Oil

View diagram →

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, 19031-PWB1-900 is the part at callout 11.
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.