Kammala jumla mai zuwa: A ranar 10 zuwa 11 ga Yuli, 1944, 148 RAC ta goyi bayan 153 Brigade na 51st (Highland) Division a cikin Operation Stack, wani hari a kan masana'antar masana'antar Colombelles na
Caen, 'amma ya fi karfi fiye da yadda ake tsammani, kuma harin ya gaza sosai'. Sojoji biyu na 'A' Squadron a cikin goyon baya na 5th Battalion, Black Watch sun sami kansu da Panzer IV da Tiger I tankuna, kuma kodayake Sherman ya zira kwallaye shida a kan Tiger kuma ya dakatar da shi, 9 daga cikin 10 Shermans sun buga. Don Operation Goodwood (18 Yuli) da Operation Totalize (8 Agusta), 148 RAC sun sake tallafawa 51st (Highland) Division. A lokacin Totalize, 'B' Sqn ya kai farmaki a ƙauyen Tilly la Campagne, wanda aka 'browned' tare da tankuna 'Browning bindigogi. Wannan ya sa mambobi da yawa na 1055 Grenadier Regiment su mika wuya. 'B' Squadron ya fitar da bindigogi guda uku don asarar Sherman daya, kuma 'C' Squadron ya shayar da tankuna biyu na Panther ba tare da asara ba.