108 models
| Photo | Model | Manufacturer | Category | Years |
|---|---|---|---|---|
| Vengeance | Performance Designs | Performance (elliptical) | ||
| Voyager | Precision Aerodynamics | Student | ||
| Xaos-21 | Precision Aerodynamics | Crossbraced & High-performance | ||
| Xaos-27 | Precision Aerodynamics | Crossbraced & High-performance | ||
| XFire | Icarus World | Performance (elliptical) | ||
| XTC | Paratec | Performance (elliptical) | ||
| Zero | Performance Designs | Accuracy | ||
| Zulu X | Aerodyne Research | Performance (elliptical) |
