 For 2017 and 2018 he rode a BMW S1000RR in the British Superbike Championship, but in June 2018 he suffered a serious shoulder injury when guest-riding for Czech BMW team Mercury Racing in the Oschersleben eight-hour event in Germany.Luke Hedger rode Smrž' machine in his absence.For 2015 Smrž was contracted to ride a Ducati Panigale in the British Superbike Championship for Moto Rapido Racing, but after a crash and injury in the fourth round at Snetterton, was replaced mid-season by John Hopkins.