https://civitai.com/models/1030220/standing-on-footpegs-of-motorcycle

standing on footpegs, riding a motorcycle, ass off seat, upper body, face focus, smile, 1girl, a pretty woman, a female motorcyclist, light blonde hair, floating hair, absurdly long hair, nipples, naked, nude, completely nude, thigh boots, all fours, bent over, leaning forward, profile, from side, ass focus, <lora:standingonfootpegsofmotorcycle_flux:1>

IN NO EVENT SHALL BLACK FOREST LABS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH USE OF THIS MODEL.

Try size: 512 x 768 or 768 x 1024 or above

Weights: 1.0 (below 1.0, the success rate will be lower)

Training material from web pics

Note: You can change any color of heavy motorcycle, or add helmet, sunglasses, face mask, gloves, headlight...etc.