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19503-PTA1-900 Hose Assembly Water

Fits 4 KYMCO model-years, including MAXXER 450i (2026) and MAXXER 450I (2025). Callout 17 on the F22 Cooler Oil diagram, 1 per machine.

Genuine KYMCO OEM Part no. 19503-PTA1-900 Also written 19503PTA1900 Fits 4 model-years

Part number: 19503-PTA1-900
Also written: 19503PTA1900
Factory name: HOSE ASSY WATER

$29.22

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What this part is

Hose Assembly Water is the component KYMCO's factory catalogue lists under number 19503-PTA1-900, in the cooling group. It is drawn on the F22 Cooler Oil exploded view as callout 17, 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	17	1
MAXXER 450I	2025	LC90BL(US)	F22 Cooler Oil	17	1
MAXXER 450i (2021)	2021	LC90BH(US)	F22 Cooler Oil	17	1
MAXXER 450i (2023)	2023	LC90BK(US)	F22 Cooler Oil	17	1

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, 19503-PTA1-900 is the part at callout 17.
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.