Yes, Volvo S90 is available in Rear Air-con. The available Rear Air-con variants are: 2018 Volvo S90 T8 Twin Engine Inscription, 2018 Volvo S90 T8 Twin Engine Inscription Plus, 2020 Volvo S90 T8 Twin Engine Inscription Plus, 2020 Volvo S90 T8 Twin Engine Inscription, 2020 Volvo S90 T5.