KulerThemes provide with Tellus a free OpenCart theme, best suitable for bike shops. Tellus includes awesome CSS3 effects, a widescreen image slideshow and a unique menu system, which is ready for image and custom font integration. You get this theme with a responsive layout, ready for desktops and handhelds, which is available in 6 pre-defined colors. You can use the free version with OpenCart v.1.5.4+. KulerThemes provide it also in commercial version with more features.
Odio is free minimal OpenCart theme, which comes in 6 pre-defined light colors. You can use it best for fashion stores. The SEO optimized grid works in all popular browsers, is also responsive for any device. Kulerthemes realized it for OpenCart 1.5.4+ by the use of Google fonts for the typography. You can get it in a commercial version with 5 helpful OpenCart modules. The free theme version is available on developers website.