The incident happened at Sangar area in Jaisalmer district.
Bhura Ram (42) and Surat Ram (51), residents of Pachpadara, were going to Mohangarh with a tractor-trolley for farming, when a tire got punctured near Bhelani toll post. When they were repairing it, a speeding car hit them.
The farmers were rushed to a nearby hospital, but doctors declared them dead.
Police said investigation is on in the matter. PTI COR AG RUK RUK