4K HD Wallpaper: Yamaha XSR700
Especially for fans of Yamaha motorcycles is this image. From courtesy of talented photographer Francisco Requena the wallpaper is available under CC0 license and optimized here for apply right in your desktop backgrounds, homescreen phones, blogs, apps, web templates...
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with many tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many phones)