{"id":3824,"date":"2026-10-20T11:10:58","date_gmt":"2026-10-20T09:10:58","guid":{"rendered":"https:\/\/www.trippsport.fr\/blog\/?p=3824"},"modified":"2026-10-20T11:10:58","modified_gmt":"2026-10-20T09:10:58","slug":"calculateur-braquet-developpement-velo","status":"publish","type":"post","link":"https:\/\/www.trippsport.fr\/blog\/calculateur-braquet-developpement-velo\/","title":{"rendered":"Calculateur de braquet v\u00e9lo : d\u00e9veloppement, cadence et vitesse"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Le braquet relie le plateau au pignon ; le d\u00e9veloppement indique la distance parcourue en un tour de p\u00e9dalier.<\/strong> Avec la circonf\u00e9rence de votre roue et votre cadence, le calculateur permet aussi d\u2019obtenir une vitesse th\u00e9orique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Utiliser le calculateur gratuit<\/h2>\n\n\n<div id=\"tripp-outils-1\" class=\"tt-root\" lang=\"fr\" data-tool=\"braquet\"><h2>Comprendre mon braquet<\/h2><p>Pr\u00e9parez vos sorties running, trail, natation et v\u00e9lo avec TRIPP SPORT, \u00e0 Aix-Noulette pr\u00e8s de Lens, B\u00e9thune et Arras.<\/p><noscript><p>Activez JavaScript pour utiliser les calculateurs. Aucun compte n\u2019est n\u00e9cessaire.<\/p><\/noscript><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Comment remplir le formulaire ?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Comptez les dents du plateau et du pignon utilis\u00e9s, ou relevez leurs inscriptions.<\/li><li>Indiquez la circonf\u00e9rence r\u00e9elle de la roue \u00e9quip\u00e9e de son pneu, en m\u00e8tres. La valeur propos\u00e9e est un exemple.<\/li><li>Choisissez une cadence en tours de p\u00e9dalier par minute, puis calculez le d\u00e9veloppement et la vitesse correspondante.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Comprendre le calcul<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rapport = dents du plateau \/ dents du pignon. D\u00e9veloppement = rapport \u00d7 circonf\u00e9rence de roue. Vitesse en km\/h = d\u00e9veloppement \u00d7 cadence \u00d7 60 \/ 1 000. Le calcul d\u00e9crit la transmission \u00e0 la cadence renseign\u00e9e ; il ne calcule pas l\u2019effort n\u00e9cessaire pour maintenir cette vitesse.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Exemple m\u00e9canique<\/th><th>Valeur<\/th><\/tr><\/thead><tbody><tr><td>Plateau \/ pignon<\/td><td>50 \/ 25<\/td><\/tr><tr><td>Circonf\u00e9rence choisie<\/td><td>2,105 m<\/td><\/tr><tr><td>Rapport<\/td><td>2<\/td><\/tr><tr><td>D\u00e9veloppement<\/td><td>4,21 m par tour de p\u00e9dalier<\/td><\/tr><tr><td>Cadence<\/td><td>85 tr\/min<\/td><\/tr><tr><td>Vitesse th\u00e9orique<\/td><td>21,47 km\/h<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Comparer un rapport plus court<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avec le m\u00eame plateau, un pignon plus grand raccourcit le d\u00e9veloppement. \u00c0 cadence \u00e9gale, la vitesse th\u00e9orique baisse. Pour conserver la m\u00eame vitesse avec ce rapport, il faut augmenter la cadence. Cette comparaison aide \u00e0 comprendre les sensations de p\u00e9dalage et les diff\u00e9rences entre deux transmissions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">La circonf\u00e9rence est-elle identique pour toutes les roues de route ?<\/h3>\n\n\n<p class=\"wp-block-paragraph\">La roue et le pneu mont\u00e9 influencent cette valeur. Pour votre calcul, utilisez une circonf\u00e9rence mesur\u00e9e ou une donn\u00e9e document\u00e9e correspondant \u00e0 votre montage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le calculateur peut-il valider le changement de ma cassette ?<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Il compare des rapports. La capacit\u00e9 du d\u00e9railleur, le corps de roue libre, la cha\u00eene et les pr\u00e9conisations du fabricant doivent \u00eatre v\u00e9rifi\u00e9s s\u00e9par\u00e9ment avant une modification.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le conseil Tripp Sport<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Notez le braquet utilis\u00e9 dans les passages o\u00f9 vous manquez de confort et d\u00e9crivez le terrain. Cela rend la discussion sur votre \u00e9quipement plus concr\u00e8te. Une cadence calcul\u00e9e reste un rep\u00e8re personnel \u00e0 confronter \u00e0 vos sorties.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.trippsport.fr\/fr\/435-cyclisme\">D\u00e9couvrir l\u2019univers v\u00e9lo Tripp Sport<\/a> \u00b7 <a href=\"https:\/\/www.trippsport.fr\/fr\/magasins\">Pr\u00e9parer votre visite au magasin \u00e0 Aix-Noulette<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.trippsport.fr\/blog\/wp-content\/uploads\/2026\/10\/Tripp-Sport-_-natation-velo-et-running.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1003\" height=\"565\" src=\"https:\/\/www.trippsport.fr\/blog\/wp-content\/uploads\/2026\/10\/Tripp-Sport-_-natation-velo-et-running.png\" alt=\"Illustration Tripp Sport : natation, v\u00e9lo et course \u00e0 pied.\" class=\"wp-image-3657\" srcset=\"https:\/\/www.trippsport.fr\/blog\/wp-content\/uploads\/2026\/10\/Tripp-Sport-_-natation-velo-et-running.png 1003w, https:\/\/www.trippsport.fr\/blog\/wp-content\/uploads\/2026\/10\/Tripp-Sport-_-natation-velo-et-running-300x169.png 300w, https:\/\/www.trippsport.fr\/blog\/wp-content\/uploads\/2026\/10\/Tripp-Sport-_-natation-velo-et-running-768x433.png 768w\" sizes=\"auto, (max-width: 1003px) 100vw, 1003px\" \/><\/a><figcaption class=\"wp-element-caption\">Les outils Tripp Sport accompagnent vos sorties en natation, \u00e0 v\u00e9lo et \u00e0 pied.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">D\u2019autres outils pour votre pratique<\/h2>\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.trippsport.fr\/blog\/calculateur-allure-vitesse-running\/\">Calculateur d\u2019allure running : convertir min\/km et km\/h<\/a><\/li><li><a href=\"https:\/\/www.trippsport.fr\/blog\/calculateur-ravitaillement-trail-running\/\">Calculateur de ravitaillement : compter boisson, gels et aliments<\/a><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.trippsport.fr\/blog\/la-bibliotheque-triathlon-tripp-sport-natation-velo-et-course-a-pied\/\">Retrouver les 39 outils sportifs gratuits<\/a> \u00b7 <a href=\"https:\/\/www.trippsport.fr\/blog\/courses-nord-pas-de-calais\/\">Trouver une course dans le Nord et le Pas-de-Calais<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Reliez les dents du plateau et du pignon \u00e0 la distance parcourue par tour de p\u00e9dalier et \u00e0 votre vitesse th\u00e9orique.<\/p>\n","protected":false},"author":1,"featured_media":3657,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[7],"tags":[],"class_list":["post-3824","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conseils-guides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Calculateur braquet v\u00e9lo et d\u00e9veloppement | Tripp Sport<\/title>\n<meta name=\"description\" content=\"Calculez le d\u00e9veloppement de votre braquet et votre vitesse th\u00e9orique \u00e0 une cadence donn\u00e9e. 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