Here are top "proper piece" ideas tailored for this, focusing on clean lines, muted colors, and a "less is more" approach:
The classic Motorola "M" wing logo, centered, in flat white against a dark textured background. 1332x850 Wallpaper background, Moto, minimalism...
A simple, white-line drawing of a café racer bike on a matte black background. Here are top "proper piece" ideas tailored for