David Wagner of the United States came back from one set down to progress to his 14th NEC Wheelchair Singles Masters quad singles final.
Wagner overcame Andy Lapthorne of Britain 5-7 6-3 6-1 at the United States Tennis Association National Campus in Orlando.
He is scheduled to come up against Niels Vink after the Dutch player defeated compatriot Sam Schroder 6-3, 6-3.
It will be Wagner's 11th Masters title if he is victorious, with the last coming in 2017 after he defeated Andrew Lapthorne of Britain.
Alfie Hewett of Britain ended Shingo Kunieda of Japan's campaign for a fourth men's singles title.
He battled to beat the 2008 and 2012 Paralympic gold medallist 2-6 6-3 6-3, setting up a clash with Joachim Gerard of Belgium, a 6-3 6-3 winner against Gustavo Fernandez of Argentina.
In the women's singles event, Diede de Groot of The Netherlands overcame Jordanne Whiley of Britain 6-4 7-5 to progress to the final.
De Groot has had a successful year so far, triumphing in the Australia, French and US Open.
She is set to play Yui Kamiji of Japan following a narrow 7-5 7-6 victory against Dutch athlete Marjolein Buis.
Competition is due to continue tomorrow with the men's, women's and quads doubles finals.