[{"data":1,"prerenderedAt":136},["ShallowReactive",2],{"\u002Fcustomers\u002Fgrube":3,"\u002Fcustomers\u002Fgrube:related":116},{"id":4,"title":5,"author":6,"authorImage":6,"body":7,"customerName":24,"date":86,"description":87,"draft":88,"extension":89,"featured":88,"heroImage":90,"industry":91,"logo":92,"logoSize":93,"meta":94,"navigation":95,"path":96,"platform":97,"quote":98,"quoteAuthor":99,"readTime":6,"region":100,"results":101,"seo":111,"stem":114,"unlisted":88,"__hash__":115},"customers\u002Fcustomers\u002Fgrube.md","How Grube increased conversions by +4.9% with Speed Kit",null,{"type":8,"value":9,"toc":77},"minimark",[10,15,26,30,33,37,40,44,51,58,64,70,74],[11,12,14],"h2",{"id":13},"introduction","Introduction",[16,17,18,25],"p",{},[19,20,24],"a",{"href":21,"rel":22},"https:\u002F\u002Fwww.grube.de",[23],"nofollow","Grube"," started in 1945 as a family business in the Lüneburg Heath and is run by the third generation today. Its range covers forestry, hunting, arboriculture and outdoor, with well over 30,000 products. The Grube group has 11 branches in 10 European countries and runs several online shops on one technical platform.",[11,27,29],{"id":28},"challenge","Challenge",[16,31,32],{},"Grube knew its shop was not among the fastest, and page speed was a topic that kept coming back. Much of it comes from the business itself. Many customers are companies and public authorities with their own negotiated prices, and that pricing logic made pages slower to load. Shop development runs through an external agency.",[11,34,36],{"id":35},"solution","Solution",[16,38,39],{},"Speed Kit was added to Grube's shops with a quick integration and no rebuild of the shop itself. It works out which page a visitor is likely to open next and prepares it in the background, so that page is often ready before the click. During the PoC phase, half of the visitors got Speed Kit and the other half stayed in an unaccelerated control group. The results convinced Grube to keep working with Speed Kit.",[11,41,43],{"id":42},"results","Results",[16,45,46,50],{},[47,48,49],"strong",{},"Speed Directly Drives Commercial Results:"," Speed Kit's impact charts group real sessions on the shop by how fast their pages loaded. On Grube, every 100 ms of faster Largest Contentful Paint goes with a 1.1% higher conversion rate, a 1.8% higher add-to-cart rate and 2.3% longer sessions. With the acceleration Speed Kit delivered, that comes to a 4.9% higher conversion rate, an 8.2% higher add-to-cart rate and 10.1% longer sessions.",[52,53],"prose-figure",{"alt":54,"caption":55,"src":56,"src-mobile":57},"Business impact at Grube: faster page loads lift the conversion rate by 4.9%, the add-to-cart rate by 8.2% and session length by 10.1%, with a 52% faster median LCP on accelerated pages.","Speed Kit impact charts on www.grube.de, conversion rate, add-to-cart rate and session length by page speed, applied to the acceleration measured in the PoC phase.","\u002Fimages\u002Fcustomers\u002Fgrube\u002Fbusiness-impact.webp","\u002Fimages\u002Fcustomers\u002Fgrube\u002Fbusiness-impact-mobile.webp",[16,59,60,63],{},[47,61,62],{},"Performance Improvements — Largest Contentful Paint (LCP):"," For the Speed Kit group, the main content on accelerated pages appeared 52% faster at the median, and the first byte arrived 81% sooner. Product pages gained the most at 59%, category pages 54%.",[52,65],{"alt":66,"caption":67,"src":68,"src-mobile":69},"Median Largest Contentful Paint on www.grube.de with and without Speed Kit: 59% faster on product pages and 54% faster on category pages, with 81% faster Time to First Byte.","Speed Kit real-user monitoring on www.grube.de, medians, Speed Kit group against the control group.","\u002Fimages\u002Fcustomers\u002Fgrube\u002Ffaster-page-loads.webp","\u002Fimages\u002Fcustomers\u002Fgrube\u002Ffaster-page-loads-mobile.webp",[11,71,73],{"id":72},"conclusion","Conclusion",[16,75,76],{},"Grube wanted a faster shop despite its complex customer pricing. With Speed Kit, main content loads 52% faster on accelerated pages, the first byte arrives 81% sooner, and faster pages lift the conversion rate by 4.9%. On that basis, Grube decided to work with Speed Kit.",{"title":78,"searchDepth":79,"depth":79,"links":80},"",2,[81,82,83,84,85],{"id":13,"depth":79,"text":14},{"id":28,"depth":79,"text":29},{"id":35,"depth":79,"text":36},{"id":42,"depth":79,"text":43},{"id":72,"depth":79,"text":73},"October 30, 2026","Grube accelerated its online shop with Speed Kit. Main content loads 52% faster on accelerated pages, and faster pages lift the conversion rate by 4.9%.",false,"md","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1474742509976-ddec6b387356","DIY, Tools & Repair","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-Grube.png",1,{},true,"\u002Fcustomers\u002Fgrube","Custom","With customer-specific pricing across several shops, performance was a constant challenge for us. Speed Kit has cut our load times by about half, and by even more on product pages.","Alexander Zindler, Chief Marketing Officer, Grube KG","Europe",[102,105,108],{"metric":103,"value":104},"Conversion rate uplift from faster page loads","+4.9%",{"metric":106,"value":107},"Faster median LCP on accelerated pages","52%",{"metric":109,"value":110},"Faster Time to First Byte","81%",{"title":112,"description":113,"noindex":88},"Grube Case Study | Speed Kit","How Grube made its shop 52% faster and lifted its conversion rate by 4.9% with Speed Kit.","customers\u002Fgrube","l1pJoz9OL1O9B7Jv0wyyvuTlgB6FaBKPJUG43rYdmEI",[117,123,130],{"path":118,"customerName":119,"industry":120,"heroImage":121,"logo":122,"logoSize":93},"\u002Fcustomers\u002Fawg-mode","AWG Mode","Fashion","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1746527971817-65b072ccc436","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-AWG-Mode.png",{"path":124,"customerName":125,"industry":126,"heroImage":127,"logo":128,"logoSize":129},"\u002Fcustomers\u002Fbmw","BMW Group","Automotive","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1556189250-72ba954cfc2b","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-BMW.png",1.5,{"path":131,"customerName":132,"industry":133,"heroImage":134,"logo":135,"logoSize":93},"\u002Fcustomers\u002Fboxio","BOXIO","Outdoor & Camping","\u002Fimages\u002Fcustomers\u002Fboxio\u002Fhero.webp","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-Boxio.svg",1793379584071]