{"product_id":"bikone-dctech-press-fit-bb30-73a-shimano-sram-options","title":"Bikone DCTech Press Fit BB30-73a (Shimano, Sram Options)","description":"\u003cp\u003eThe \u003cstrong\u003eBikone DCTech Press Fit BB30-73a Bottom Bracket\u003c\/strong\u003e is a premium drivetrain upgrade designed for riders using \u003cstrong\u003eBB30-73a asymmetrical press fit frames\u003c\/strong\u003e who want smoother pedalling, improved efficiency and long-term durability. Built with Bikone’s advanced \u003cstrong\u003eDual Cup Technology (DC Tech)\u003c\/strong\u003e, this bottom bracket is engineered to improve bearing alignment, reduce friction and help eliminate common press fit issues such as creaking, rough rotation and premature bearing wear.\u003c\/p\u003e\u003cp\u003eAvailable for \u003cstrong\u003eShimano 24mm\u003c\/strong\u003e and \u003cstrong\u003eSRAM DUB 29mm\u003c\/strong\u003e cranksets, with a choice of \u003cstrong\u003eceramic\u003c\/strong\u003e or \u003cstrong\u003estainless steel bearings\u003c\/strong\u003e, it is a smart upgrade for performance-focused \u003cstrong\u003eroad bikes, gravel bikes, MTB builds, race bikes and commuter bikes\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eThis is an ideal option when replacing a worn BB30a-style bottom bracket, upgrading drivetrain performance or completing a professional bike service.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eDesigned for BB30-73a asymmetrical frames\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eBB30-73a\u003c\/strong\u003e standard is commonly used on performance frames that require precise bottom bracket fitment and careful bearing alignment. Because asymmetrical press fit shells place unique demands on the bottom bracket interface, component quality and installation accuracy are critical.\u003c\/p\u003e\u003cp\u003eThe Bikone DCTech system is designed to create a stable, aligned and efficient interface between the crankset and frame, helping improve power transfer and reduce drivetrain noise under load.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eDual Cup Technology for smoother power transfer\u003c\/h3\u003e\u003cp\u003eBikone’s \u003cstrong\u003eDual Cup Technology\u003c\/strong\u003e helps align both bearing cups accurately within the frame. This reduces unwanted movement between the bearings and crank spindle, helping create a smoother, quieter and more efficient drivetrain.\u003c\/p\u003e\u003cp\u003eFor riders pushing hard efforts during climbs, criteriums, gravel races or long endurance rides, improved bearing alignment can make the bike feel more responsive and refined.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eCeramic or stainless steel bearing options\u003c\/h3\u003e\u003cp\u003eChoose the bearing option that best suits your riding style:\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCeramic bearings\u003c\/strong\u003e are designed for riders seeking low-friction performance, smoother rotation and maximum efficiency. They are ideal for road racing, triathlon, criterium bikes, high-end gravel builds and riders chasing marginal gains.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStainless steel bearings\u003c\/strong\u003e offer strong durability and dependable everyday performance, making them a great option for commuting, MTB, all-weather training and high-kilometre use.\u003c\/p\u003e\u003cp\u003eBoth options are built to handle Australian riding conditions including heat, humidity, dust, rain and rough road surfaces.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eCrank compatibility\u003c\/h3\u003e\u003cp\u003eThis bottom bracket is available for two popular crank spindle standards:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24mm Shimano\u003c\/strong\u003e cranksets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e29mm SRAM DUB\u003c\/strong\u003e cranksets\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis makes it suitable for riders using Shimano Ultegra, Dura-Ace, GRX and compatible Shimano road or gravel cranks, as well as SRAM DUB road, gravel and MTB drivetrains where the correct BB30-73a conversion is required.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eIdeal for bike servicing and drivetrain upgrades\u003c\/h3\u003e\u003cp\u003eThe Bikone DCTech BB30-73a bottom bracket is a strong choice for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ebottom bracket replacement\u003c\/li\u003e\n\u003cli\u003epress fit creak repair\u003c\/li\u003e\n\u003cli\u003eShimano crankset installation\u003c\/li\u003e\n\u003cli\u003eSRAM DUB crankset conversion\u003c\/li\u003e\n\u003cli\u003edrivetrain servicing and tuning\u003c\/li\u003e\n\u003cli\u003egravel bike upgrades\u003c\/li\u003e\n\u003cli\u003eroad bike performance builds\u003c\/li\u003e\n\u003cli\u003eMTB and commuter bike maintenance\u003c\/li\u003e\n\u003cli\u003efull bicycle service and custom bike builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor best results, professional installation is recommended. A qualified bike mechanic can inspect the frame shell, prepare the contact surfaces, install the bottom bracket correctly and set crank preload for smooth, long-lasting performance.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eBuilt for smooth, durable performance\u003c\/h3\u003e\u003cp\u003eThe sealed bearing design helps protect against water, dirt and road grit, extending service intervals and improving long-term reliability. Whether you are training on Brisbane roads, riding Queensland gravel or commuting daily, this bottom bracket is built to deliver consistent performance ride after ride.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePress fit bottom bracket for \u003cstrong\u003eBB30-73a asymmetrical frames\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with \u003cstrong\u003eShimano 24mm\u003c\/strong\u003e and \u003cstrong\u003eSRAM DUB 29mm\u003c\/strong\u003e cranksets\u003c\/li\u003e\n\u003cli\u003eAvailable with \u003cstrong\u003eceramic\u003c\/strong\u003e or \u003cstrong\u003estainless steel bearings\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDual Cup Technology for improved bearing alignment\u003c\/li\u003e\n\u003cli\u003eDesigned to reduce drivetrain friction, creaking and bearing wear\u003c\/li\u003e\n\u003cli\u003eSealed construction for durability in Australian conditions\u003c\/li\u003e\n\u003cli\u003eSuitable for road, gravel, MTB, commuter and race bikes\u003c\/li\u003e\n\u003cli\u003eIdeal for professional bicycle servicing and drivetrain upgrades\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bikone","offers":[{"title":"Stainless Steel \/ Shimano 24mm","offer_id":47257215336619,"sku":null,"price":139.0,"currency_code":"AUD","in_stock":true},{"title":"Stainless Steel \/ SRAM DUB 29mm","offer_id":47257215369387,"sku":null,"price":139.0,"currency_code":"AUD","in_stock":true},{"title":"Ceramic \/ Shimano 24mm","offer_id":47257215402155,"sku":null,"price":460.9,"currency_code":"AUD","in_stock":true},{"title":"Ceramic \/ SRAM DUB 29mm","offer_id":47257215434923,"sku":null,"price":460.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6402\/5771\/files\/5782710455.webp?v=1782022685","url":"https:\/\/pedalpassion.cc\/products\/bikone-dctech-press-fit-bb30-73a-shimano-sram-options","provider":"My Store","version":"1.0","type":"link"}