From Ashok Gopal's new book on Ambedkar: The myth of Ambedkar's support for Savarkar, Hindu Mahasabha's social reform
Ambedkar was seeking a radical reconfiguration of the Hindu religion and society, which could only come through the abolition of caste. He believed that neither Savarkar nor the Hindu Mahasabha did enough on that count
Source: indianexpress.com