For full performance upgrades, see our Mustang Performance Guide.
The 2017 Ford Mustang uses a 5x114.3mm bolt pattern and 70.5mm hub bore — the standard Ford performance specification shared across most Mustang production years. This page covers 20x10.5 / 20x12 wheels with 295/35R20 / 335/30R20 tires and an offset window of +25 to +35mm. The 2016-2017 S550 Mustang base carries the same IRS fitment advantages as the 2015 launch. With the independent rear suspension, the 295/35R20 / 335/30R20 rear tire on a 20x10.5 / 20x12 rear wheel operates without the solid-axle compression/droop constraints of older Mustangs. Offset in the +25 to +35mm range keeps the wheel inside the fender at all suspension positions while providing adequate distance from the rear strut assembly. On EcoBoost-equipped base Mustangs, the powertrain weight is lower than the GT V8, which means front tire wear is marginally more even — a minor consideration when selecting tire compounds for dual-purpose builds. For the 295/35R20 / 335/30R20 tire on a 20x10.5 / 20x12 wheel, the aspect ratio affects overall ride height slightly — a change in sidewall height will alter actual ground clearance and effective final drive ratio. The base Mustang's strut front suspension is straightforward for aftermarket wheel fitment: the primary constraints are offset relative to the strut body on the inboard side and fender liner clearance on the outboard side under compression.
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Compare 2017 wide tire fitment across related Ford models
More Ford fitment options for your build
2019 Ford Mustang
295/35R20 / 335/30R20
2018 Ford Mustang
275/40R19 / 305/35R19
2011 Ford Mustang
275/40R19 / 305/35R19
2010 Ford Mustang
285/35R20 / 315/35R20
More Ford performance guides from Fat Tire Garage
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Step-by-step stage build paths for the S550 Mustang GT — from bolt-ons to full forced induction.