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Honda Gold Wing GL1800 (2018+): parts and specs

Filters, battery, spark plug and tire specs for the Honda Gold Wing GL1800, each checked against the maker's own page and linked to it.

Oil filterHiFlo HF204 (engine filter; also covers DCT engine filter per HiFlo)CheckedSource
Air filterK&N HA-1818CheckedOEM 17210-MKC-A00 (per K&N cross-reference)SourceShop on eBay
BatteryGS Yuasa GYZ20L (12V 20Ah) - Honda manual and Yuasa guide; Yuasa lists GYZ20HL-C for 2025-26CheckedSource
Spark plugNGK CR6HSB-9CheckedGap 0.80-0.90 mmSourceShop on eBay
Tire sizesF 130/70R18M/C 63H · R 200/55R16M/C 77HCheckedSource
Tire pressureF 36 · R 41 psiCheckedColdSource

Sources cover: Oil filter 2018-2026; air 2018-2026; battery 2018-2024; tires/pressures from 2019 (K) manual pages; tire sizes match the 2027 Honda spec page. Parts can differ by year and region, so check the number on your old part.

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