The left-handed batter and India vice-captain was signed up in the recent auction, in Mumbai, for Rs 3.40 crore, the highest price for a player in the WPL auction.
Bangar comes with vast experience having served as the batting coach of the Indian men's senior team for five years from 2014 when Ravi Shastri took over as team director. He continued in the role till the 2019 World Cup before being replaced by Vikram Rathour.
Adani Sportsline shelled out a massive Rs 1289 crore for the Ahmedabad team, which emerged the most expensive franchise.
How the IPL teams have shaped up after the auction.
The 37-year-old South African cricketer's decision effectively also ended his association with his IPL franchise, Royal Challengers Bangalore.
India's schedule at the Asian Games in Hangzhou on Monday, October 2.