Rider Identification Numbers 2021:
(NC) = Non Championship Rider.
| Rider No. | First Name | Surname |
| 1 | Richard | Lound |
| 2 | Billy | Mair |
| 3 | Ricky | Mair |
| 4 | Brian | Trafford |
| 5 | Billy | Matthews |
| 6 | David | Harrison |
| 7 | Seumas | Last |
| 8 | Fraser | McDougall |
| 9 | Struan | MacLennan (NC) |
| 10 | Darren | Kennedy |
| 11 | David | Hollands |
| 12 | Sammy | Robertson |
| 13 | Alan | Crayk |
| 14 | Stuart | Crayk |
| 15 | Danny | Sutherland |
| 16 | Gregor | Matheson |
| 17 | David P. | Edes |
| 18 | David G. | Edes |
| 19 | Lorn | Mackay |
| 20 | Jamie | Mackay |
| 21 | John | Garth Snr |
| 22 | Daniel T. | Lamont |
| 23 | John | Garth Jnr |
| 24 | Iain | Lamont |
| 25 | Steven | Moffat |
| 26 | Ashleigh | Davison |
| 27 | Neil | Macdonald |
| 28 | Steven | Jamieson |
| 29 | Jake | Logan |
| 30 | Craig | Mowat |
| 31 | Chris | Trafford |
| 32 | Alick | Murray |
| 33 | Gillie | Murray |
| 34 | David | Wade |
| 35 | Bailey | Dacker |
| 36 | Sam | O’Donoghue |
| 37 | David | McArthur |
| 38 | James | Wilson |
| 39 | Oliver | Wilson |
| 40 | Philip | Jarvie |
| 41 | Robbie | Ross |
| 42 | Hayley | Ross (NC) |
| 43 | Conner | Black |
| 44 | Thomas | Fletcher |
| 45 | Ruaraidh | MacLellan |
| 46 | Graham | MacLellan |
| 47 | Archie | Bremner |
| 48 | William | Macleod (NC) |
| 49 | David | Vass |
| 50 | David | Mowat (NC) |
| 51 | Nicky | Buick |
| 52 | Alastair | Boa |
| 53 | Rowen | Anderson |
| 54 | Robbie | Bremner |
| 55 | Fergus | Lamb |
| 56 | Neil | Campbell |
| 57 | Joe | Barnes |
| 58 | Alan | Gordon |
| 59 | Mikey | Durdle |
| 60 | Willie | Durdle |
| 61 | Sheldon | Seal |
| 62 | Lewis | Slaney (NC) |
| 63 | Craig | Graham |
| 64 | Alan | Wilkins |
| 65 | Russell | Menzies |
| 66 | Jack | Nelson |
| 67 | Gordon | Murray (NC) |
| 68 | Ackie | MacRae |
| 69 | Jordan | Beaton |
| 70 | Jordan | Anderson |
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