The 12389 / 12390 Gaya–Chennai Central Weekly Superfast Express is a Superfast Express train of the Indian Railways connecting in Bihar and of Tamil Nadu. It is currently being operated with 12389/12390 train numbers on a weekly basis. From 10 January 2021,the terminal was changed from to Chennai Central. Henceforth it arrives and departs from Chennai Central instead of Chennai Egmore Service The 12389/Gaya–Chennai Central Weekly Superfast Express has an average speed of 60 km/hr and covers 2348 km in 39 hrs. 12390/Chennai Central–Gaya Weekly Superfast Express has an average speed of 62 km/hr and covers 2348 km in 38 hrs 40 mins. Route & halts The important halts of the train are: Coach composition The train has standard LHB rake with max speed of 130 kmph. The train consists of 22 coaches: 2 AC II Tier 3 AC III Tier 10 Sleeper coaches 1 Pantry car 4 General 2 Generator coach Traction Both trains are hauled by a Gomoh Loco Shed-based WAP-7 locomotive from Gaya Junction to Chennai Central and vice versa. Rake sharing The train shares its rake with 12397/12398 Mahabodhi Express. See also Gaya Junction railway station Chennai Central railway station Mahabodhi Express Notes External links Gaya–Chennai Egmore Weekly SF Express India Rail Info 12390/Chennai Egmore–Gaya Weekly SF Express India Rail Info References Transport in Gaya, India Transport in Chennai Rail transport in Bihar Rail transport in Uttar Pradesh Rail transport in Madhya Pradesh Rail transport in Telangana Rail transport in Andhra Pradesh Rail transport in Tamil Nadu Express trains in India