AmericanMuscle.com Tire Guide
2005-2009 Wheel & Tire Fitment
Tire Size
Rim Size
Years
Comments
Placement
Sidewall
Diameter
Circumference
Revs per Mile
17" Tires
235/55-17
17x8
2005+
Recommended for Best Fit on 2005+ Mustangs with 17x8 rims
Front & Rear
5.1"
27.2"
85.4"
742.0
255/50-17
17x9
2005+
Recommended for Best Fit on 2005+ Mustangs with 17x9 rims
Front & Rear
5.0"
27.0"
84.9"
746.0
18" Tires
255/45-18
18x9
2005+
Recommended for Best Fit on 2005+ Mustangs with 18x9 rims
Front & Rear
4.5"
27.0"
84.9"
746.0
275/40-18
18x10
2005+
Recommended for Best Fit on 2005+ Mustangs with 18x10 rims - Rear Only
Rear
4.3"
26.7"
83.8"
756.0
285/40-18
18x10
2005+
Recommended for 2005+ Mustangs with 18x10 rims - Rear Only
Rear
4.5"
27.0"
84.7"
748.0
305/35-18
18x10
2005+
18" Optional Rear tire - Your speedometer reading will be off by 2.3%. When your speedometer reads 60 mph you are actually doing 58.6 mph.
Rear
4.2"
26.4"
83.0"
764.0
20" Tires
305/35-18
20x8.5
2005+
Recommended for Best Fit on 2005+ Mustangs with 20x8.5 rims
Front & Rear
3.5"
27.0"
84.9"
746.0
285/30-20
20x10
2005+
Recommended for Best Fit on 2005+ Mustangs with 20x10 rims - Rear Only
Rear
3.4"
26.7"
84.0"
754.0