Quartararo fastest as the top four title contenders fill the top four places during opening practice for the Catalunya MotoGP at Barcelona.

Mir fell after losing the front at Turn 5 early in the session.

Crutchlow is returning to action after missing both Misano rounds following arm pump surgery and despite an ankle ligament injury on Wednesday

HRC test rider Bradl is back in place of injured reigning world champion Marc Marquez after withdrawing from Misano due to nerve problems in his hand.

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Catalunya MotoGP, Barcelona - Free Practice (1) Results
1Fabio QuartararoFRAPetronas Yamaha (YZR-M1)1'40.431s20/20340k
2Andrea DoviziosoITADucati Team (GP20)+0.430s19/19346k
3Joan MirSPASuzuki Ecstar (GSX-RR)+0.629s18/20341k
4Maverick ViñalesSPAMonster Yamaha (YZR-M1)+0.674s5/22340k
5Aleix EspargaroSPAAprilia Gresini (RS-GP)+0.764s19/19343k
6Franco MorbidelliITAPetronas Yamaha (YZR-M1)+0.788s7/20335k
7Alex RinsSPASuzuki Ecstar (GSX-RR)+0.885s7/20340k
8Valentino RossiITAMonster Yamaha (YZR-M1)+1.105s6/20343k
9Cal CrutchlowGBRLCR Honda (RC213V)+1.118s13/19338k
10Miguel OliveiraPORRed Bull KTM Tech3 (RC16)+1.161s6/19340k
11Takaaki NakagamiJPNLCR Honda (RC213V)+1.178s8/20339k
12Johann ZarcoFRAReale Avintia (GP19)+1.194s6/21343k
13Iker LecuonaSPARed Bull KTM Tech3 (RC16)*+1.209s12/16340k
14Bradley SmithGBRAprilia Gresini (RS-GP)+1.212s10/21339k
15Francesco BagnaiaITAPramac Ducati (GP20)+1.359s16/16344k
16Pol EspargaroSPARed Bull KTM (RC16)+1.402s6/18345k
17Stefan BradlGERRepsol Honda (RC213V)+1.538s5/19342k
18Jack MillerAUSPramac Ducati (GP20)+1.595s17/17347k
19Danilo PetrucciITADucati Team (GP20)+1.628s7/20343k
20Alex MarquezSPARepsol Honda (RC213V)*+1.630s5/22344k
21Brad BinderRSARed Bull KTM (RC16)*+1.904s6/20341k
22Tito RabatSPAReale Avintia (GP19)+2.561s13/18336k

* Rookie.
Official Catalunya MotoGP records:
Best lap:
Jorge Lorenzo SPA Ducati1m 38.680s (2018)
Fastest race lap:
Jorge Lorenzo SPA Ducati 1m 40.021s (2018)

By Peter McLaren