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Maximal (concentric and isometric peak torque) and explosive (isometric RTD) hamstring and quadriceps strength were assessed and presented as limb symmetry index (LSI).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Maximal concentric hamstrings asymmetry (Early: 86\u2009\u00b1\u200914; Late 92\u2009\u00b1\u200913; <jats:italic>p<\/jats:italic>\u2009=\u20090.005) as well as maximal concentric (Early, 73\u2009\u00b1\u200915; Late 91\u2009\u00b1\u200912; <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001) and explosive (Early: 82\u2009\u00b1\u200930; Late: 92\u2009\u00b1\u200925; <jats:italic>p<\/jats:italic>\u2009=\u20090.03) quadriceps asymmetry decreased from early to late rehabilitation. However, there were no significant changes in maximal isometric quadriceps strength and explosive isometric hamstring strength in the same time period. Females had a larger asymmetry in maximal concentric (Females: 75\u2009\u00b1\u200917; Males: 81\u2009\u00b1\u200915; <jats:italic>p<\/jats:italic>\u2009=\u20090.001) and explosive (Females: 81\u2009\u00b1\u200932; Males: 89\u2009\u00b1\u200925; <jats:italic>p<\/jats:italic>\u2009=\u20090.01) quadriceps strength than males throughout rehabilitation. There were no sex differences in maximal and explosive hamstring strength. There were no sex by time interactions for any variables.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Explosive hamstring strength asymmetry did not improve despite recovery of maximal hamstring strength during rehabilitation following ACLR with HT autografts. While sex did not influence strength recovery, females had larger maximal and explosive quadriceps strength asymmetry compared to males throughout rehabilitation following ACLR.<\/jats:p><\/jats:sec><jats:sec><jats:title>Level of evidence<\/jats:title><jats:p>Level III<\/jats:p><\/jats:sec>","DOI":"10.1007\/s00167-022-07096-y","type":"journal-article","created":{"date-parts":[[2022,8,23]],"date-time":"2022-08-23T13:05:53Z","timestamp":1661259953000},"page":"299-307","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":14,"title":["Explosive hamstrings strength asymmetry persists despite maximal hamstring strength recovery following anterior cruciate ligament reconstruction using hamstring tendon autografts"],"prefix":"10.1002","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5603-331X","authenticated-orcid":false,"given":"Argell T.","family":"San Jose","sequence":"first","affiliation":[{"name":"<!--<label>1<\/label>--> School of Behavioural and Health Sciences Australian Catholic University Melbourne VIC Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6180-6003","authenticated-orcid":false,"given":"Nirav","family":"Maniar","sequence":"additional","affiliation":[{"name":"<!--<label>1<\/label>--> School of Behavioural and Health Sciences Australian Catholic University Melbourne VIC Australia"},{"name":"<!--<label>2<\/label>--> Sports Performance, Recovery, Injury and New Technologies (SPRINT) Research Centre Australian Catholic University Fitzroy VIC Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4964-1848","authenticated-orcid":false,"given":"Ryan G.","family":"Timmins","sequence":"additional","affiliation":[{"name":"<!--<label>1<\/label>--> School of Behavioural and Health Sciences Australian Catholic University 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Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Morgan D.","family":"Williams","sequence":"additional","affiliation":[{"name":"<!--<label>5<\/label>--> School of Health, Sport and Professional Practice University of South Wales Pontypridd Wales UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8354-6353","authenticated-orcid":false,"given":"David A.","family":"Opar","sequence":"additional","affiliation":[{"name":"<!--<label>1<\/label>--> School of Behavioural and Health Sciences Australian Catholic University Melbourne VIC Australia"},{"name":"<!--<label>2<\/label>--> Sports Performance, Recovery, Injury and New Technologies (SPRINT) Research Centre Australian Catholic University Fitzroy VIC 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