Lucknow Mail is the first LHB train of Indian Railways running permanently with 24 coaches (22 coaches+2 EOG).

With the new rationalisation scheme the train was assigned with service numbers 4229 from Lucknow and 4230 from New Delhi.

In the 2005–06 railway Budget, it was elevated to superfast category without withdrawing any previous intermediate stops.

The down train (#12230) departs New Delhi at 22:00 usually from Platform 16 and reaches Lucknow at 06:40 the following morning.

Coach Composition are as follows: Loco in-charge for this train is WAP-7,WAP 5 from Ghaziabad, Uttar Pradesh (GZB) shed.