| Rank | Board name and description | Posts | Members |
| 1 | Visor down Motorbikes message boards | 4846421 | 46826 |
| 2 | Cycling Forums Cycling and bike racing message board | 4636812 | 133179 |
| 3 | Cycle forums Sportsbikes and motorcycling message boards | 3968339 | 65855 |
| 4 | Sporthoj Swedish sportbikes forum | 3353426 | 37539 |
| 5 | R1 Forum Yamaha R1 motorbikes message boards | 3315000 | 84245 |
| 6 | Stunt Life Stunters and motorcycling forum | 3123622 | 67252 |
| 7 | Exriders Honda motorbikes discussion forums | 2922364 | 75401 |
| 8 | Gixxer Suzuki GSX-R enthousiasts message boards | 2894614 | 97640 |
| 9 | Ten Tenths Motorsports message board | 2179827 | 26678 |
| 10 | Daidegas Forum Motorcycles forum (in italian) | 1829185 | 13076 |
| 11 | Labusas Suzuki motorcycles message boards | 1645056 | 10692 |
| 12 | Sportbikes.ws Sportbikes discussion board | 1322568 | 34087 |
| 13 | Dirt Rider Motorcycle racing message boards | 1079684 | 73880 |
| 14 | Sportbikes.com Motorcycles message board | 702654 | 45103 |
| 15 | Sportbikeworld Sportbike message boards | 457757 | 54382 |
| 16 | Sport Touring Sportbikes riders forums | 18050 | 1896 |