{"nhtsa_id":10228745,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-05","date":"2022-12-12","document_id":"M1553","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"SERVICE BULLETIN M1553: REVOLUTION MAX SPECIAL TOOL HD-53023 UPDATE. PURPOSE: To inform dealers that Harley-Davidson has updated the Camshaft Chain Retraction tool for all Revolution® Max powertrains. The original tool (Part No. HD-53023) was made with a wire gauge too large to fit into the camshaft chain tensioner access hole without modification. A new Camshaft Chain Retraction tool (Part No. HD-53023-A) will be shipped to dealers at no charge. Vehicles Affected: All 2021 through 2023 Revolution® Max powered vehicles.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228745-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228745-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10228745","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"RA1250","year_from":2021,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RA1250S","year_from":2021,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RH1250S","year_from":2021,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"HARLEY-DAVIDSON","model":"RH975","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}