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Harley-Davidson Touring: Street Glide / Road Glide / Road King, Milwaukee-Eight (2017+): parts and specs

Filters, battery, spark plug and tire specs for the Harley-Davidson Touring: Street Glide / Road Glide / Road King, Milwaukee-Eight, each checked against the maker's own page and linked to it.

Oil filterHiFlo HF171 (HF171B / HF171C)CheckedOEM 62700296 (black) - H-D 2021 parts catalog, all models (HiFlo also lists 63731-99A chrome, 63798-99 black)SourceShop on eBay
Air filterK&N HD-1717 (FLHX, FLTRX 2017-2023; FLHR 2017-2022)CheckedOEM 29400212 (FLHR, FLHX, FLTRX, FLHT, FLHTK, FLTRK); 29400267 (FLHRXS, FLHXS, FLTRXS, FLH) - 2021 catalogSource
BatteryYuasa YIX30L-BS (or GYZ32HL)CheckedSourceShop on eBay
Spark plugOEM 31600012 (M10, 4 per bike)CheckedGap 0.8-0.9 mmSource
Tire sizesVaries by model, see belowCheckedF 2019: FLHX/FLTRX 130/60B19, FLHR 130/80B17, FLHXS/FLTRXS/FLHRXS 130/60B19. 2020: FLHX/FLTRX/S models 130/60B19, FLHR 130/70B18 · R 2019: FLHX/FLTRX/FLHR 180/65B16, S models 180/55B18. 2020: FLHX/FLTRX/FLHR and S models 180/55B18Source
Tire pressureF 36 · R 40 psiCheckedColdSource

Sources cover: OEM parts from 2021 Touring parts catalog; HiFlo 2017-2024; K&N 2017-2023; tires/pressures from 2019 and 2020 owner's manuals. Parts can differ by year and region, so check the number on your old part.

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