Toprak Razgatlioglu topped FIM Superbike World Championship Free Practice One (FP1) at TT Circuit Assen, in The Netherlands. Riding his ROKiT BMW Motorrad M 1000 RR on the damp-but-drying 2.8-mile (4.5 km) track, the Turkish star recorded a lap time of 1:35.684 to top the field of 23 riders.
Alex Lowes was the best of the rest with a 1:35.974 on his factory Kawasaki Ninja ZX-10RR. Two-time and defending World Champion Alvaro Bautista was third with a 1:36.271 on his Aruba.it Racing Ducati Panigale V4 R.
American Garrett Gerloff finished the session sixth with a time of 1:36.386 on his Bonovo Action BMW M 1000 RR.