(© Ben Johnston 2015)
The Sauber F1 Team have become the outfit to confirm their line up for the final four day winter test.
The Barcelona Circuit de Catalunya will once again play host to the Formula One teams when the test gets underway on Thursday.
Marcus Ericsson will get the action up and running for the Swiss based outfit on Thursday while he will also drive the car on Saturday. Felipe Nasr will be in action on Friday and Sunday ahead of the opening race of the 2015 Formula One season in Melbourne Australia which takes place from March 13 - 15.
© Ben Johnston 2015