{"id":6771,"date":"2025-04-09T20:22:00","date_gmt":"2025-04-09T20:22:00","guid":{"rendered":"https:\/\/rcpress.com\/wp\/?p=6771"},"modified":"2025-04-13T08:56:03","modified_gmt":"2025-04-13T08:56:03","slug":"tt01-55t-spur-25t-pinion-brushed-performance","status":"publish","type":"post","link":"https:\/\/rcpress.com\/wp\/?p=6771","title":{"rendered":"TT01 55T spur 25T pinion brushed performance"},"content":{"rendered":"<p>Stock is 61T, and we changed it to 55T. Pinion stays at 25. Stock 540 silver can. Mild speed improvement over 61T + 23T. Seems like upgrading to brushless can give more.<\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6773\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50.jpeg\" alt=\"\" width=\"960\" height=\"1280\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50.jpeg 960w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50-225x300.jpeg 225w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50-768x1024.jpeg 768w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-09-at-20.28.50-113x150.jpeg 113w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p><iframe loading=\"lazy\" title=\"RCPRESS vid TT01 55tspur 25t pinion brushed 540\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/W4MlMjKOXMM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>No doubt you can use a 29T pinion, and that should make quite a difference, but then the motor will get overheated very easily&#8230;.<\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6794\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22.jpeg\" alt=\"\" width=\"1280\" height=\"960\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22.jpeg 1280w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22-300x225.jpeg 300w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22-1024x768.jpeg 1024w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22-768x576.jpeg 768w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22-150x113.jpeg 150w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.11.22-200x150.jpeg 200w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/a><\/p>\n<p>Depending on the make of the pinion (assuming it is not Tamiya), you may need to remove some plastic from the gear housing to accomodate it.<\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.51.42.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6797\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.51.42.jpeg\" alt=\"\" width=\"663\" height=\"770\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.51.42.jpeg 663w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.51.42-258x300.jpeg 258w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-08.51.42-129x150.jpeg 129w\" sizes=\"(max-width: 663px) 100vw, 663px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6799\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37.jpeg\" alt=\"\" width=\"960\" height=\"1280\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37.jpeg 960w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37-225x300.jpeg 225w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37-768x1024.jpeg 768w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/WhatsApp-Image-2025-04-11-at-09.06.37-113x150.jpeg 113w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>If the pinion is still scratching on something, try to relax this screw a little bit:<\/p>\n<p><a href=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6804\" src=\"http:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw.jpg\" alt=\"\" width=\"960\" height=\"1280\" srcset=\"https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw.jpg 960w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw-225x300.jpg 225w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw-768x1024.jpg 768w, https:\/\/rcpress.com\/wp\/wp-content\/uploads\/2025\/04\/tt01screw-113x150.jpg 113w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>Based on our experience, for brushed motor the 55T + 25T combination seems to have the best balance between speed, power consumption and heat. Under such gearing arrangement, a 19T brushed motor seems to be the most appropriate.<\/p>\n<p>Brushless system can sustain heavier load and you may try 28T or 29T pinion on it.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Stock is 61T, and we changed it to 55T. Pinion stays at 25. Stock 540 silver can. Mild speed improvement over 61T + 23T. Seems like upgrading to brushless can give more. No doubt you can use a 29T pinion, and that should make quite a difference, but then the motor will get overheated very [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6772,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124,127],"tags":[],"_links":{"self":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6771"}],"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=6771"}],"version-history":[{"count":8,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6771\/revisions"}],"predecessor-version":[{"id":6805,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/6771\/revisions\/6805"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=\/wp\/v2\/media\/6772"}],"wp:attachment":[{"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rcpress.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}