All the variant of Tata Sumo do not have Automatic Transmission.
If you want AT in SUV you can go for Mahindra Scorpio but it will be costly than Sumo.
further detailed about the car kindly visit the given link as above.
As per your query posted on our website CarDekho.com for the part number of Tata Sumo SE.
You need to contact the authorised Tata Motors Workshop near you to get the exact part number of the spare needed on your Sumo.
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