Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
tow [təu] vt (vehicle, caravan, trailer) везти́*вози́ть*(impf) на букси́ре
n
to give sb a tow (AUT) брать*(взять*perf) кого́-н на букси́р
"on or (US) in tow" (AUT) "на букси́ре"
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.