As with most train services in India, coach composition may be amended at the discretion of Indian Railways depending on demand.

The 12139 Mumbai CSMT Nagpur Sewagram Superfast Express covers the distance of 837 kilometres in 15 hours 10 mins (55.19 km/h) and in 15 hours 00 mins (55.80 km/h) as 12140 Nagpur Mumbai CSMT Sewagram Superfast Express.

The slip coaches of the Mumbai CSMT Balharshah are detached/attached at Wardha Junction.

12139 Mumbai CSMT Nagpur–Sewagram Superfast Express leaves Mumbai CSMT daily at 15:00 hrs IST and reaches Nagpur Junction at 06:10 hrs IST the next day.

12140 Nagpur Mumbai CSMT–Sewagram Superfast Express leaves Nagpur Junction daily at 20:50 hrs IST and reaches Mumbai CSMT at 11:40 hrs IST the next day.