2021 Bronco - First Wheel Fitments
Fuel Crush 17x9 +1
Method MR703 17x8.5 0
Alpha xCommander 17x9 -18
Top fitments seem like they'd be OK on stock flares but perfect under the Sasquatch flares.
The aggressive -18 would for sure want big flares. Shown with the Ford steel flares mocked up for your enjoyment.