A man in his 50s died in the incident over at the weekend.
Gardaí are renewing their appeal for witnesses to a fatal crash in the midlands.
A man in his 50s died following a single-vehicle collision involving a motorcycle shortly after 3pm on Saturday on the N4 at Ballinalack, Mullingar.
A forensic investigation has been carried out and the road has since been re-opened.
Any road users who may have camera or dashcam footage, and were travelling in the area between 3pm and 3:30pm, are asked to make this footage available to Gardaí.
Anyone with any information is asked to contact Mullingar Garda station.
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