According to recently rumors on PR, Tamron is rumored to announce a new SP 24-70mm f/2.8 DI VC USD G2 lens later in this year.
Tamron has already refreshed SP 70-200mm f/2.8 G2 lens and SP 150-600mm f/5-6.3 G2 lens. This new SP 24-70mm f/2.8 Di VC USD G2 will also the replacement of old SP 24-70mm f/2.8 lens.
via: PR