2011 Ford Mustang Wheel Offset

Quick specs

Wheel size: 7x17 · 8.5x19 · 8x18 · 9x19
Offset: ET40 · ET50 · ET44 · ET42
Backspacing: 5.07 in · 6.22 in · 5.73 in · 6.15 in
Bolt pattern: 5×114.3
Center bore: 70.5 mm
Thread: M12×1.75, 1/2"-20 UNF
Tire size: Multiple — see configurations

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
3.7Ti · 3.7L, V6, Petrol	7x17	—	ET40	5.07 in	215/65R17	5x114.3	70.5 mm	1/2" - 20 UNF
3.7Ti · 3.7L, V6, Petrol	7x17	—	ET40	5.07 in	225/60R17	5x114.3	70.5 mm	1/2" - 20 UNF
3.7Ti · 3.7L, V6, Petrol	8.5x19	—	ET50	6.22 in	255/40R19	5x114.3	70.5 mm	1/2" - 20 UNF
3.7Ti · 3.7L, V6, Petrol	8x18	9x18	ET44 / ET51	5.73 in	235/50R18	5x114.3	70.5 mm	1/2" - 20 UNF
5.0Ti GT · 5.0L, V8, Petrol	8x18	8.5x19	ET44 / ET50	5.73 in	235/50R18 / 245/45R19	5x114.3	70.5 mm	1/2" - 20 UNF
5.0Ti GT · 5.0L, V8, Petrol	9x19	8.5x19	ET42 / ET50	6.15 in	255/40R19 / 245/45R19	5x114.3	70.5 mm	1/2" - 20 UNF

Wheels and hardware

Lug hardware

Wheel locks

Real-World 2011 Ford Mustang Wheel Setups

Observed aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.

Common custom wheel sizes

Among builds in our database for this model year:

20-inch — 30 documented builds
19-inch — 14 documented builds
18-inch — 6 documented builds
17-inch — 2 documented builds
22-inch — 1 documented build

Showing 36 of 53 documented builds in this view.

Diameter

Staggered · 20×10.5 ET30 / Rear unknown

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: XXR 521

Front: 20×10.5 ET30 · 275/35R20
Rear: —

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 45.4 mm farther toward fender (more outward poke)
Inner edge 5.4 mm closer to suspension (less inner clearance)
Width +2" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 20×10 ET40 / Rear unknown

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Niche Targa

Front: 20×10 ET40 · 295/35R20
Rear: —

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 29.1 mm farther toward fender (more outward poke)
Inner edge 9.1 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 20×9 ET35 / 20×10.5 ET40

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: STR 607

Front: 20×9 ET35 · 255/35R20
Rear: 20×10.5 ET40 · 295/30R20

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 21.4 mm farther toward fender (more outward poke)
Inner edge 8.6 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 19×8.5 ET30 / 19×10 ET35

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: STR 607

Front: 19×8.5 ET30 · 245/40R19
Rear: 19×10 ET35 · 285/35R19

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 20 mm farther toward fender (more outward poke)
Inner edge 20 mm farther from suspension (more inner clearance)

View full build on Modified1

Staggered · 20×9 ET38 / 20×10.5 ET42

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen VVSCV3

Front: 20×9 ET38 · 275/35R20
Rear: 20×10.5 ET42 · 305/35R20

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 18.4 mm farther toward fender (more outward poke)
Inner edge 5.6 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 20×9 ET25 / 20×10.5 ET45

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Concavo CWS5

Front: 20×9 ET25
Rear: 20×10.5 ET45

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 31.4 mm farther toward fender (more outward poke)
Inner edge 18.6 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 20×10.5 ET5 / 20×12 ET25

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Forgestar F14

Front: 20×10.5 ET5 · 275/35R20
Rear: 20×12 ET25 · 315/35R20

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 70.4 mm farther toward fender (more outward poke)
Inner edge 19.6 mm farther from suspension (more inner clearance)
Width +2" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 19×10 ET33 / 19×11 ET40

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Forgestar f14

Front: 19×10 ET33 · 255/40R19
Rear: 19×11 ET40 · 285/40R19

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 36.1 mm farther toward fender (more outward poke)
Inner edge 2.1 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 19×9.5 ET22 / Rear unknown

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Varrstoen ES2

Front: 19×9.5 ET22 · 245/45R19
Rear: — · 275/40R19

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 40.7 mm farther toward fender (more outward poke)
Inner edge 15.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 20×8.5 ET35 / 20×10 ET43

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Avant Garde M510

Front: 20×8.5 ET35 · 225/35R20
Rear: 20×10 ET43 · 305/35R20

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 15 mm farther toward fender (more outward poke)
Inner edge 15 mm farther from suspension (more inner clearance)
Diameter +1" vs OEM

View full build on Modified1

Staggered · 19×9.5 ET45 / Rear unknown

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Breyton GTS-AV 25

Front: 19×9.5 ET45 · 275/35R19
Rear: —

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 17.7 mm farther toward fender (more outward poke)
Inner edge 7.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 19×9.5 ET33 / 19×11 ET55

Documented on a 2011 Ford Mustang build — observed custom fitment, not a universal fit guarantee.

Wheel: Forgestar CF5

Front: 19×9.5 ET33 · 275/35R19
Rear: 19×11 ET55 · 305/30R19

Compared with OEM

Compared with the 19×8.5 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 29.7 mm farther toward fender (more outward poke)
Inner edge 4.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM

View full build on Modified1

Compare your own setup

See how a different width or offset sits versus an OEM configuration for this year.

OEM baseline

Open full fitment calculator

More specs for the 2011 Ford Mustang

Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.