| Users rating | no rating |
Giannelli silencer developed for Vespa 50 Special R N L.
CODE: GN 30053
| MODEL | CC | MOTOR | YEAR | |
| VESPA 50 / N | 49,77 cm3 | V5A1T | 2T AC | `63-`71 |
| VESPA 50 L | 50 | V5A1T | 2T AC | `66-70 |
| VESPA 50 R | 50 | V5A1T | 2T AC | `69-`83 |
| VESPA 50 Revival | 50 | V5R1T | 2T AC | `90- |
| VESPA 50 S | 50 | V5SA1T | 2T AC | `63-`84 |
| VESPA 50 Special | 50 | V5A2T | 2T AC | 69-'72 |
| VESPA 50 Special | 50 | V5B3T | 2T AC | 75-'83 |
| VESPA 50 Special | 50 | V5B1T | 2T AC | 72-'75 |
| VESPA 50 Special Elestart | 50 | V5A3T | 2T AC | 69-'72 |
| VESPA 50 Special Elestart | 50 | V5B2T | 2T AC | `72-`75 |
| VESPA 50 Special Elestart | 50 | V5B4T | 2T AC | 75-'76 |
| VESPA 50 SR / Sprinter | 50 | V5SS2T | 2T AC | `71-`79 |
| VESPA 50 SS / Super Sprint | 50 | V5SS1T | 2T AC | `65-`71 |
