{"id":6839,"date":"2025-04-24T19:46:15","date_gmt":"2025-04-24T19:46:15","guid":{"rendered":"https:\/\/rcpress.com\/wp\/?p=6839"},"modified":"2025-04-25T08:28:23","modified_gmt":"2025-04-25T08:28:23","slug":"tamiya-bt01-max-pinion","status":"publish","type":"post","link":"https:\/\/rcpress.com\/wp\/?p=6839","title":{"rendered":"Pinion and spur pitch mismatch"},"content":{"rendered":"<p>For the Tamiya BT01, this is the max (36T pinion, 55T spur):<\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6841\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1.jpeg\" alt=\"\" width=\"832\" height=\"610\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1.jpeg 832w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1-300x220.jpeg 300w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1-768x563.jpeg 768w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1-150x110.jpeg 150w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-24-at-20.34.32-1-205x150.jpeg 205w\" sizes=\"(max-width: 832px) 100vw, 832px\" \/><\/a><\/p>\n<p>If there is a gear module (mod) or pitch mismatch between the pinion and spur gear, the meshing of the two gears will be flawed, leading to a number of mechanical problems\u2014some immediate, others more destructive over time.<\/p>\n<p>The module (used in metric gears) or diametral pitch (used in imperial gears) defines the size and spacing of gear teeth. If these don\u2019t match between the pinion and spur gear, the teeth will not align correctly. These will happen:<\/p>\n<ul>\n<li>Strange and weird noise.<\/li>\n<li>The teeth will jam or ride on top of each other.<\/li>\n<li>The teeth will slip, not transmitting power effectively.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>For the Tamiya BT01, this is the max (36T pinion, 55T spur): If there is a gear module (mod) or pitch mismatch between the pinion and spur gear, the meshing of the two gears will be flawed, leading to a number of mechanical problems\u2014some immediate, others more destructive over time. The module (used in metric [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6840,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124,127,85],"tags":[],"_links":{"self":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6839"}],"collection":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6839"}],"version-history":[{"count":3,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6839\/revisions"}],"predecessor-version":[{"id":6844,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6839\/revisions\/6844"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/media\/6840"}],"wp:attachment":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}