Aron Canet menutup latihan bebas hari jumat dengan menjadi yang tercepat pembalap dari tim Estrella Galicia 0,0 mencatatkan waktu 1 54.257 detik, di depan Romano Fenati dati tim Marinelli Rivacold Snipers yang tertinggal 0.287
Di tempat ke 3 dan 4 di tempati Joan Mir dari tim Leopard Racing dan Nicolo Bulega dari tim SKY Racing Team VR46.
Rekan Satu tim Nicolo Bulega dari tim SKY Racing Team VR46 Andrea Migno berada di belakangnya, Migno lebih cepat 0.060 detik dariJorge Martin.
Hasil Latihan Bebas 1 Moto3 Catalunya 2017 :
| Pos. | Pembalap | Tim | Waktu | Km/h | Gap 1st/Prev. |
| 1 | Romano FENATI | Marinelli Rivacold Snipers | 2’06.206 | 223.6 | |
| 2 | Joan MIR | Leopard Racing | 2’06.573 | 228.5 | 0.367 / 0.367 |
| 3 | Marco BEZZECCHI | CIP | 2’06.582 | 229.6 | 0.376 / 0.009 |
| 4 | Lorenzo DALLA PORTA | Aspar Mahindra Moto3 | 2’07.003 | 221 | 0.797 / 0.421 |
| 5 | Jakub KORNFEIL | Peugeot MC Saxoprint | 2’07.027 | 222.9 | 0.821 / 0.024 |
| 6 | Adam NORRODIN | SIC Racing Team | 2’07.229 | 226.4 | 1.023 / 0.202 |
| 7 | Niccolò ANTONELLI | Red Bull KTM Ajo | 2’07.308 | 224.2 | 1.102 / 0.079 |
| 8 | Philipp OETTL | Südmetall Schedl GP Racing | 2’07.397 | 229.5 | 1.191 / 0.089 |
| 9 | Nakarin ATIRATPHUVAPAT | Honda Team Asia | 2’07.551 | 229.6 | 1.345 / 0.154 |
| 10 | Bo BENDSNEYDER | Red Bull KTM Ajo | 2’07.655 | 226.5 | 1.449 / 0.104 |
| 11 | Jules DANILO | Marinelli Rivacold Snipers | 2’07.863 | 228.2 | 1.657 / 0.208 |
| 12 | Tony ARBOLINO | SIC58 Squadra Corse | 2’08.080 | 226.9 | 1.874 / 0.217 |
| 13 | Jorge MARTIN | Del Conca Gresini Moto3 | 2’08.681 | 230.1 | 2.475 / 0.601 |
| 14 | Kaito TOBA | Honda Team Asia | 2’09.151 | 231.6 | 2.945 / 0.470 |
| 15 | Juanfran GUEVARA | RBA BOE Racing Team | 2’09.239 | 230.1 | 3.033 / 0.088 |
| 16 | Nicolo BULEGA | SKY Racing Team VR46 | 2’09.312 | 225.4 | 3.106 / 0.073 |
| 17 | Vicente PEREZ | Reale Avintia Academy | 2’09.336 | 228.9 | 3.130 / 0.024 |
| 18 | Livio LOI | Leopard Racing | 2’09.468 | 229.2 | 3.262 / 0.132 |
| 19 | Patrik PULKKINEN | Peugeot MC Saxoprint | 2’09.528 | 227.3 | 3.322 / 0.060 |
| 20 | Manuel PAGLIANI | CIP | 2’09.554 | 224.8 | 3.348 / 0.026 |
| 21 | Tatsuki SUZUKI | SIC58 Squadra Corse | 2’09.681 | 227.7 | 3.475 / 0.127 |
| 22 | Andrea MIGNO | SKY Racing Team VR46 | 2’10.048 | 226.9 | 3.842 / 0.367 |
| 23 | Fabio DI GIANNANTONIO | Del Conca Gresini Moto3 | 2’10.116 | 223.9 | 3.910 / 0.068 |
| 24 | Maria HERRERA | AGR Team | 2’10.539 | 226.9 | 4.333 / 0.423 |
| 25 | Aleix VIU | 42 Motorsport | 2’10.749 | 222.3 | 4.543 / 0.210 |
| 26 | Ayumu SASAKI | SIC Racing Team | 2’11.881 | 225.8 | 5.675 / 1.132 |
| 27 | Gabriel RODRIGO | RBA BOE Racing Team | 2’11.943 | 223.3 | 5.737 / 0.062 |
| Marcos RAMIREZ | Platinum Bay Real Estate | 2’17.378 | 222.8 | 11.172 / 5.435 | |
| John MCPHEE | British Talent Team | ||||
| Enea BASTIANINI | Estrella Galicia 0,0 | ||||
| Darryn BINDER | Platinum Bay Real Estate | ||||
| Aron CANET | Estrella Galicia 0,0 |
Hasil Latihan Bebas 2 Moto3 Catalunya 2017 :
| Pos. | Pembalap | Tim | Waktu | Km/h | Gap 1st/Prev. |
| 1 | Aron CANET | Estrella Galicia 0,0 | 1’54.257 | 233.4 | |
| 2 | Romano FENATI | Marinelli Rivacold Snipers | 1’54.544 | 228.5 | 0.287 / 0.287 |
| 3 | Joan MIR | Leopard Racing | 1’54.608 | 232.7 | 0.351 / 0.064 |
| 4 | Nicolo BULEGA | SKY Racing Team VR46 | 1’54.684 | 227.2 | 0.427 / 0.076 |
| 5 | Andrea MIGNO | SKY Racing Team VR46 | 1’54.890 | 230.2 | 0.633 / 0.206 |
| 6 | Jorge MARTIN | Del Conca Gresini Moto3 | 1’54.950 | 234.1 | 0.693 / 0.060 |
| 7 | Enea BASTIANINI | Estrella Galicia 0,0 | 1’54.973 | 232.7 | 0.716 / 0.023 |
| 8 | Tatsuki SUZUKI | SIC58 Squadra Corse | 1’54.987 | 233.3 | 0.730 / 0.014 |
| 9 | Bo BENDSNEYDER | Red Bull KTM Ajo | 1’55.028 | 226.8 | 0.771 / 0.041 |
| 10 | Marco BEZZECCHI | CIP | 1’55.070 | 229.8 | 0.813 / 0.042 |
| 11 | Niccolò ANTONELLI | Red Bull KTM Ajo | 1’55.080 | 228.9 | 0.823 / 0.010 |
| 12 | Philipp OETTL | Südmetall Schedl GP Racing | 1’55.307 | 230.1 | 1.050 / 0.227 |
| 13 | Livio LOI | Leopard Racing | 1’55.321 | 232.1 | 1.064 / 0.014 |
| 14 | Fabio DI GIANNANTONIO | Del Conca Gresini Moto3 | 1’55.358 | 231.8 | 1.101 / 0.037 |
| 15 | Gabriel RODRIGO | RBA BOE Racing Team | 1’55.493 | 229.9 | 1.236 / 0.135 |
| 16 | Ayumu SASAKI | SIC Racing Team | 1’55.500 | 236.1 | 1.243 / 0.007 |
| 17 | Lorenzo DALLA PORTA | Aspar Mahindra Moto3 | 1’55.590 | 230.8 | 1.333 / 0.090 |
| 18 | Darryn BINDER | Platinum Bay Real Estate | 1’55.723 | 229.6 | 1.466 / 0.133 |
| 19 | John MCPHEE | British Talent Team | 1’55.785 | 228 | 1.528 / 0.062 |
| 20 | Marcos RAMIREZ | Platinum Bay Real Estate | 1’55.913 | 231.5 | 1.656 / 0.128 |
| 21 | Tony ARBOLINO | SIC58 Squadra Corse | 1’55.973 | 230.4 | 1.716 / 0.060 |
| 22 | Jakub KORNFEIL | Peugeot MC Saxoprint | 1’55.982 | 230.9 | 1.725 / 0.009 |
| 23 | Juanfran GUEVARA | RBA BOE Racing Team | 1’56.005 | 232.9 | 1.748 / 0.023 |
| 24 | Nakarin ATIRATPHUVAPAT | Honda Team Asia | 1’56.093 | 224.7 | 1.836 / 0.088 |
| 25 | Jules DANILO | Marinelli Rivacold Snipers | 1’56.214 | 236.1 | 1.957 / 0.121 |
| 26 | Adam NORRODIN | SIC Racing Team | 1’56.388 | 229.2 | 2.131 / 0.174 |
| 27 | Kaito TOBA | Honda Team Asia | 1’56.395 | 234.9 | 2.138 / 0.007 |
| 28 | Manuel PAGLIANI | CIP | 1’56.656 | 227.4 | 2.399 / 0.261 |
| 29 | Maria HERRERA | AGR Team | 1’57.068 | 230.2 | 2.811 / 0.412 |
| 30 | Patrik PULKKINEN | Peugeot MC Saxoprint | 1’57.116 | 227.9 | 2.859 / 0.048 |
| 31 | Vicente PEREZ | Reale Avintia Academy | 1’57.312 | 226.7 | 3.055 / 0.196 |
| 32 | Aleix VIU | 42 Motorsport | 1’58.091 | 224.1 | 3.834 / 0.779 |
