Defending World Champion Alvaro Bautista, riding his Aruba.it Racing Ducati Panigale V4 R, topped World Superbike Free Practice One (FP1) Friday morning at TT Circuit Assen with a lap time of 1:34.592.

Six-time Superbike World Champion Jonathan Rea was second on his factory Kawasaki Ninja ZX-10RR, while Remy Gardner was both the top Independent Team rider and top Yamaha rider in third on his GYTR GRT Yamaha YZF-R1.

American Garrett Gerloff finished the session seventh overall and the second-best BMW rider on his Bonovo Action BMW M 1000 RR.