{"id":3411,"date":"2026-06-15T14:56:39","date_gmt":"2026-06-15T12:56:39","guid":{"rendered":"https:\/\/najpneu.com\/blog\/?p=3411"},"modified":"2026-06-15T14:56:41","modified_gmt":"2026-06-15T12:56:41","slug":"co-znamena-et-disku-a-preco-na-nom-zalezi-pri-vybere-kolies","status":"publish","type":"post","link":"https:\/\/najpneu.com\/blog\/2026\/06\/15\/co-znamena-et-disku-a-preco-na-nom-zalezi-pri-vybere-kolies\/","title":{"rendered":"\u010co znamen\u00e1 ET disku a pre\u010do na \u0148om z\u00e1le\u017e\u00ed pri v\u00fdbere kolies"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>ET disku<\/strong> je jeden z \u00fadajov, ktor\u00fd ve\u013ea vodi\u010dov prehliadne, no pri v\u00fdbere kolies <strong>vie rozhodn\u00fa\u0165 o tom, \u010di bude v\u0161etko sedie\u0165 tak, ako m\u00e1<\/strong>. V tomto \u010dl\u00e1nku sa dozviete, \u010do ET znamen\u00e1, ako ovplyv\u0148uje polohu kolesa, pre\u010do nesta\u010d\u00ed rie\u0161i\u0165 len priemer a \u0161\u00edrku disku a na \u010do si da\u0165 pozor pri v\u00fdmene origin\u00e1lnych kolies za nov\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010co znamen\u00e1 ET disku?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ET disku znamen\u00e1 tzv. offset, teda <strong>vzdialenos\u0165 medzi stredovou osou r\u00e1fika a dosadacou plochou disku<\/strong>, ktorou sa disk pripev\u0148uje k n\u00e1boju. T\u00e1to hodnota sa uv\u00e1dza v milimetroch a pom\u00e1ha ur\u010di\u0165, <strong>ako hlboko bude koleso zasunut\u00e9 v podbehu<\/strong> alebo <strong>ako ve\u013emi vyst\u00fapi smerom von<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V praxi sa m\u00f4\u017eete stretn\u00fa\u0165 napr\u00edklad s ozna\u010den\u00edm ET35, ET45 alebo ET50. \u010c\u00edslo nehovor\u00ed o priemere ani \u0161\u00edrke disku, ale iba <strong>o polohe mont\u00e1\u017enej plochy vo\u010di stredu disku<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vy\u0161\u0161ie ET<\/strong> zvy\u010dajne pos\u00fava koleso viac <strong>dovn\u00fatra<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ni\u017e\u0161ie ET<\/strong> pos\u00fava koleso viac smerom <strong>von<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ET sa v\u017edy posudzuje <strong>spolu so \u0161\u00edrkou disku a rozmerom pneumatiky<\/strong>. Ak si vyberiete \u0161ir\u0161\u00ed disk a z\u00e1rove\u0148 zmen\u00edte ET, koleso sa m\u00f4\u017ee pribl\u00ed\u017ei\u0165 k tlmi\u010du alebo naopak viac vyst\u00fapi\u0165 k lemu blatn\u00edka.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ak\u00fd je rozdiel medzi kladn\u00fdm, nulov\u00fdm a z\u00e1porn\u00fdm ET?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rozdiel je v tom, <strong>kde le\u017e\u00ed dosadacia plocha disku vo\u010di jeho stredovej rovine<\/strong>. Kladn\u00e9 ET znamen\u00e1, \u017ee mont\u00e1\u017ena plocha je posunut\u00e1 viac k vonkaj\u0161ej hrane disku, nulov\u00e9 ET le\u017e\u00ed pribli\u017ene v strede a z\u00e1porn\u00e9 ET pos\u00fava koleso viac von od vozidla.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika-1024x683.png\" alt=\"Tri automobilov\u00e9 disky ved\u013ea seba s rozdielnou polohou mont\u00e1\u017enej plochy, ktor\u00e9 zn\u00e1zor\u0148uj\u00fa kladn\u00e9, nulov\u00e9 a z\u00e1porn\u00e9 ET.\" class=\"wp-image-3410\" srcset=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika-1024x683.png 1024w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika-300x200.png 300w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika-768x512.png 768w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika-550x367.png 550w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/rozdielne-et-disku-grafika.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Najjednoduch\u0161ie sa to d\u00e1 predstavi\u0165 takto:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kladn\u00e9 ET<\/strong>: koleso b\u00fdva viac \u201ezasunut\u00e9\u201c v podbehu.<\/li>\n\n\n\n<li><strong>Nulov\u00e9 ET<\/strong>: dosadacia plocha je pribli\u017ene v strede \u0161\u00edrky disku.<\/li>\n\n\n\n<li><strong>Z\u00e1porn\u00e9 ET<\/strong>: koleso ide viac von smerom k lemu blatn\u00edka.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pri osobn\u00fdch aut\u00e1ch sa naj\u010dastej\u0161ie stret\u00e1vate s kladn\u00fdm ET. Z\u00e1porn\u00e9 ET je typickej\u0161ie sk\u00f4r pre \u0161pecifick\u00e9 \u00fapravy, niektor\u00e9 ter\u00e9nne aplik\u00e1cie alebo individu\u00e1lne prestavby, kde sa mus\u00ed ve\u013emi d\u00f4sledne kontrolova\u0165 priestor aj homologiz\u00e1cia.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pre\u010do je ET d\u00f4le\u017eit\u00e9 pri v\u00fdbere disku?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ET priamo ovplyv\u0148uje, <strong>\u010di bude ma\u0165 koleso dostatok miesta vo\u010di brzd\u00e1m, tlmi\u010du, ramenu zavesenia <\/strong>aj<strong> blatn\u00edku<\/strong>. Nespr\u00e1vna hodnota m\u00f4\u017ee sp\u00f4sobi\u0165 kontakt pneumatiky alebo disku s okolit\u00fdmi \u010das\u0165ami vozidla a z\u00e1rove\u0148 zmeni\u0165 za\u0165a\u017eenie riadenia a spr\u00e1vanie auta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ak je ET pr\u00edli\u0161 vysok\u00e9, koleso sa posunie viac dovn\u00fatra. Ak je pr\u00edli\u0161 n\u00edzke, vysunie sa viac von. Ani jedna krajnos\u0165 nemus\u00ed by\u0165 bezpe\u010dn\u00e1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D\u00f4sledky nespr\u00e1vneho ET b\u00fdvaj\u00fa naj\u010dastej\u0161ie tieto:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>obmedzen\u00fd priestor pri brzdov\u00fdch strme\u0148och,<\/li>\n\n\n\n<li>\u0161\u00fachanie pneumatiky o podbeh alebo blatn\u00edk,<\/li>\n\n\n\n<li>v\u00e4\u010d\u0161ie za\u0165a\u017eenie lo\u017e\u00edsk a niektor\u00fdch \u010dast\u00ed zavesenia,<\/li>\n\n\n\n<li>zmena pocitu na volante a reakci\u00ed riadenia.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aj preto sa pri v\u00fdbere neoplat\u00ed orientova\u0165 iba pod\u013ea vzh\u013eadu <a href=\"https:\/\/najpneu.com\/disky\/alu-hlinikove-elektrony\">ALU diskov<\/a>. Rozhoduj\u00faci je cel\u00fd s\u00fabor parametrov vr\u00e1tane rozte\u010de, stredovej diery, \u0161\u00edrky, priemeru a spr\u00e1vneho ET.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta-1024x683.png\" alt=\"Koleso v podbehu auta s vidite\u013enou vzdialenos\u0165ou od blatn\u00edka a prvkov zavesenia.\" class=\"wp-image-3409\" srcset=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta-1024x683.png 1024w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta-300x200.png 300w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta-768x512.png 768w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta-550x367.png 550w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/podbeh-auta.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ako ET ovplyv\u0148uje jazdn\u00e9 vlastnosti a opotrebovanie?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Zmena ET nemen\u00ed iba vzh\u013ead auta, ale aj to, ako p\u00f4sobia sily medzi pneumatikou, n\u00e1bojom a riaden\u00edm. Offset toti\u017e ovplyv\u0148uje polohu kolesa vo\u010di zaveseniu a m\u00f4\u017ee zmeni\u0165, ako sa do riadenia pren\u00e1\u0161aj\u00fa <strong>nerovnosti, brzdenie <\/strong>a<strong> akceler\u00e1cia<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4\u017eete si to v\u0161imn\u00fa\u0165 napr\u00edklad tak, \u017ee auto za\u010dne p\u00f4sobi\u0165 <strong>nerv\u00f3znej\u0161ie na vyjazden\u00fdch ko\u013eajach<\/strong> alebo sa <strong>zmen\u00ed reakcia volantu pri prejazde nerovnos\u0165ami<\/strong>. Samotn\u00e9 nerovnomern\u00e9 opotrebenie pneumat\u00edk \u010dasto s\u00favis\u00ed aj s <strong>geometriou kolies<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kde n\u00e1jdete \u00fadaj ET na disku?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dadaj ET b\u00fdva naj\u010dastej\u0161ie <strong>vyrazen\u00fd alebo odliaty na vn\u00fatornej strane disku<\/strong>, \u010dasto v bl\u00edzkosti ostatn\u00fdch technick\u00fdch ozna\u010den\u00ed. H\u013eadajte kombin\u00e1cie ako ET35, ET45 alebo len samostatn\u00e9 \u010d\u00edslo pri ozna\u010den\u00ed disku. Presn\u00fd sp\u00f4sob z\u00e1pisu sa m\u00f4\u017ee medzi v\u00fdrobcami l\u00ed\u0161i\u0165.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pri kontrole disku sa zamerajte aj na \u010fal\u0161ie \u00fadaje<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>priemer a \u0161\u00edrku disku,<\/li>\n\n\n\n<li>rozte\u010d skrutiek,<\/li>\n\n\n\n<li>priemer stredovej diery,<\/li>\n\n\n\n<li>maxim\u00e1lnu nosnos\u0165 alebo homologiza\u010dn\u00e9 ozna\u010denia.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ak men\u00edte cel\u00e9 obutie, pozrite si aj konkr\u00e9tne kateg\u00f3rie <a href=\"https:\/\/najpneu.com\/letne-pneumatiky\">letn\u00e9 pneumatiky<\/a> alebo<a href=\"https:\/\/najpneu.com\/pneumatiky\/celorocne\/suv-offroad\/michelin-crossclimate-3-sport-285-45-r20-112y\/100284\"> <\/a><a href=\"https:\/\/najpneu.com\/celorocne-pneumatiky\">celoro\u010dn\u00e9 pneumatiky<\/a>, aby ste nov\u00e9 disky posudzovali spolu s re\u00e1lnym rozmerom pneumatiky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ak\u00e9 ET zvoli\u0165 pri v\u00fdmene origin\u00e1lnych diskov?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rad\u00edme dr\u017ea\u0165 sa hodnoty odpor\u00fa\u010danej v\u00fdrobcom vozidla alebo n\u00e1hrady, ktor\u00e1 je pre konkr\u00e9tny model jednozna\u010dne ur\u010den\u00e1. ET sa nesmie rie\u0161i\u0165 izolovane, preto\u017ee vhodnos\u0165 disku z\u00e1vis\u00ed aj od \u0161\u00edrky r\u00e1fika, rozmeru pneumatiky, b\u0155zd a priestoru v podbehu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ak uva\u017eujete o inom ne\u017e s\u00e9riovom disku, vhodnos\u0165 si m\u00f4\u017eete overi\u0165 v tomto porad\u00ed:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Skontrolujte predp\u00edsan\u00e9 rozmery pre konkr\u00e9tne vozidlo.<\/li>\n\n\n\n<li>Porovnajte p\u00f4vodn\u00fa a nov\u00fa \u0161\u00edrku disku.<\/li>\n\n\n\n<li>Overte zmenu ET v milimetroch.<\/li>\n\n\n\n<li>Preverte vn\u00fatorn\u00fa aj vonkaj\u0161iu v\u00f4\u013eu v podbehu.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Dobr\u00fdm odpor\u00fa\u010dan\u00edm je rie\u0161i\u0165 iba disky, ktor\u00e9 s\u00fa vhodn\u00e9 pre dan\u00fd model auta. V praxi toti\u017e m\u00f4\u017ee by\u0165 aj disk s takmer rovnak\u00fdm ET nevhodn\u00fd, ak je s\u00fa\u010dasne \u0161ir\u0161\u00ed alebo sa kombinuje s inou pneumatikou. Preto je pri v\u00fdmene origin\u00e1lnych kolies rozumnej\u0161ie vybera\u0165 technicky kompatibiln\u00e9 rie\u0161enie ne\u017e nah\u00e1\u0148a\u0165 agres\u00edvnej\u0161\u00ed vzh\u013ead za ka\u017ed\u00fa cenu.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik-1024x683.png\" alt=\"Mechanik meria parametre automobilov\u00e9ho disku pomocou prav\u00edtka a posuvn\u00e9ho meradla.\" class=\"wp-image-3408\" srcset=\"https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik-1024x683.png 1024w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik-300x200.png 300w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik-768x512.png 768w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik-550x367.png 550w, https:\/\/najpneu.com\/blog\/wp-content\/uploads\/2026\/06\/mechanik.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u010cast\u00e9 ot\u00e1zky<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Je ET to ist\u00e9 ako rozte\u010d skrutiek?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nie, ide o dve odli\u0161n\u00e9 veci. ET ur\u010duje, ako bude koleso zasunut\u00e9 alebo vysunut\u00e9 vo\u010di autu. Rozte\u010d skrutiek ur\u010duje, \u010di disk v\u00f4bec pasuje na n\u00e1boj z poh\u013eadu uchytenia.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f4\u017eem zmeni\u0165 ET len o p\u00e1r milimetrov a nerie\u0161i\u0165 to?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Aj p\u00e1r milimetrov vie spravi\u0165 rozdiel, hlavne ak men\u00edte aj \u0161\u00edrku disku alebo pou\u017e\u00edvate \u0161ir\u0161iu pneumatiku. Preto sa aj mal\u00e1 zmena oplat\u00ed preveri\u0165 technicky, nielen vizu\u00e1lne.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Je ni\u017e\u0161ie ET automaticky lep\u0161ie, ke\u010f chcem, aby koles\u00e1 vyzerali \u201epln\u0161ie\u201c?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nie. Ni\u017e\u0161ie ET s\u00edce \u010dasto vysunie koleso viac von a auto m\u00f4\u017ee p\u00f4sobi\u0165 opticky lep\u0161ie, ale ak to pre\u017eeniete, \u013eahko sa dostanete do probl\u00e9mu s blatn\u00edkom alebo samotn\u00fdm riaden\u00edm.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kedy je nespr\u00e1vne ET skuto\u010dn\u00fd probl\u00e9m?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nespr\u00e1vne ET je probl\u00e9m vtedy, ke\u010f zasiahne do bezpe\u010dnej v\u00f4le kolies alebo zmen\u00ed spr\u00e1vanie auta mimo rozumn\u00e9ho rozsahu. Kritick\u00e9 je najm\u00e4 vtedy, ke\u010f pneumatika \u0161krt\u00e1 o blatn\u00edk, disk sa dost\u00e1va pr\u00edli\u0161 bl\u00edzko k brzd\u00e1m alebo sa zhor\u0161\u00ed ovl\u00e1date\u013enos\u0165 pri be\u017enej jazde.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Varovn\u00e9 sign\u00e1ly b\u00fdvaj\u00fa napr\u00edklad:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0161\u00fachanie pri plnom rejde alebo pri za\u0165a\u017een\u00ed auta,<\/li>\n\n\n\n<li>vibr\u00e1cie \u010di nezvy\u010dajn\u00e9 reakcie riadenia po v\u00fdmene kolies,<\/li>\n\n\n\n<li>koleso vidite\u013ene tr\u010d\u00ed z blatn\u00edka,<\/li>\n\n\n\n<li>mal\u00e1 v\u00f4\u013ea medzi diskom a brzdov\u00fdm strme\u0148om.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ak sa po mont\u00e1\u017ei <a href=\"https:\/\/najpneu.com\/disky\">nov\u00fdch diskov<\/a> objav\u00ed niektor\u00fd z t\u00fdchto pr\u00edznakov, netreba to bra\u0165 ako kozmetick\u00fd detail. V takom pr\u00edpade u\u017e nejde o vzh\u013ead, ale o technick\u00fa kompatibilitu, ktor\u00fa sa oplat\u00ed skontrolova\u0165 e\u0161te pred \u010fal\u0161ou jazdou.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ET disku je jeden z \u00fadajov, ktor\u00fd ve\u013ea vodi\u010dov prehliadne, no pri v\u00fdbere kolies vie rozhodn\u00fa\u0165 o tom, \u010di bude v\u0161etko sedie\u0165 tak, ako m\u00e1. V tomto \u010dl\u00e1nku sa dozviete, \u010do ET znamen\u00e1, ako ovplyv\u0148uje polohu kolesa, pre\u010do nesta\u010d\u00ed rie\u0161i\u0165 len priemer a \u0161\u00edrku disku a na \u010do si da\u0165 pozor pri v\u00fdmene origin\u00e1lnych kolies [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":3407,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-3411","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-disky"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u010co znamen\u00e1 ET disku a pre\u010do na \u0148om z\u00e1le\u017e\u00ed pri v\u00fdbere kolies - NAJpneu.com - BLOG<\/title>\n<meta name=\"description\" content=\"ET disku je jeden z najd\u00f4le\u017eitej\u0161\u00edch \u00fadajov pri v\u00fdbere diskov. 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