Police are appealing for any information that could assist an investigation into a serious assault with a vehicle at Caltex Ranolf Street, Rotorua.

"At about 7.45pm last night a gang-related assault resulted in leg injuries to one person, who is currently in a serious condition in ICU," says a police spokesperson.

Police would like to hear from anyone who witnessed the assault in the area at this time on Monday 17 October.

"If you can help, please contact Police via our 105 phone service or online at https://www.police.govt.nz/use-105, using ‘Update My Report', and reference file number 221017/9019."

Information can also be provided anonymously via Crime Stoppers on 0800 555 111 or www.crimestoppers-nz.org.