I recommend not speed shifting into 1st gear, if you over rev your engine you could destroy it and there's really not a need unless you are panic stopping. (mechanics.stackexchange.com)
i see there being zero chance this is a high revving engine with how low it makes its peak torque. (cheersandgears.com)
The S70 GLT, S70 GLT AWD, and V70 GLT, AWD and AWD Cross Country feature a High Torque / Low Rev engine with 190 horsepower and 199 lb / ft of torque that is available at 1800 rpm. (archive.li)