The 12533 / 12534 Pushpak SF Express is a Daily Superfast Express category train belonging to Indian Railways that runs between Lucknow Junction in Uttar Pradesh and Chhatrapati Shivaji Maharaja Terminus, Mumbai in Maharashtra, India. It operates as train number 12533 from Lucknow Junction to Mumbai CSMT and as train number 12534 in the reverse direction. Pushpak SF Express is the fastest train between CSMT in Mumbai and Lucknow in Uttar Pradesh covering distance of 1428 km in 22.5 hours.