Samantha Bosco is a two-time Paralympic bronze medallist ©Getty Images

The United States' Clara Brown and Samantha Bosco earned road race wins on the final day of the International Cycling Union (UCI) Para-cycling World Cup in Ostend.

Brown topped the standings in the women’s WC3 competition in the Belgian city, completing the 60-kilometre race in a time of 1 hour 39min 56sec.

The American rider triumphed in a sprint finish against Sweden’s Anna Beck, with the duo finishing on the same time.

It marked a reversal from the time trial two days earlier, where Beck earned a narrow win.

Brown’s compatriot Jamie Whitmore completed the top three, ending 14 seconds off the pace.

The women’s C4 competition saw Bosco earn a dominant victory, with the American completing the 70km race in 1:49:53.

Her closest rivals Claudia Cretti of Italy and France's Katell Alençon ended more than six minutes off the pace.

A sprint finish was required in the women's C5 road race, with Argentina’s Mariela Delgado and Britain’s Crystal Lane-Wright going head-to-head.

Delgado earned victory in a time of 1:49:48, leaving time trial winner Lane-Wright settling for second on the same time.

Italy’s Eleonora Mele rounded off the podium at three seconds down, edging Colombia’s Paula Ossa Veloza.

The men's C3 and C4 events brought gold medals for Italy, with Fabio Anobile and Michele Pittacolo earning victories.

Anobile won a five-way sprint in the C3 event, completing the 70km race in 1:39:26.

The Netherlands’ Stijn Boersma and Germany’s Matthias Schindler finished on the same time to round off the podium spots.

The C4 race, held over 90km, saw Pittacolo beat France’s Mickael Carlier in a sprint to claim gold in 2:08:59.

Spain’s Oscar Higuera Rodriguez was third, ending three seconds down.