2008 Dodge Challenger Wheel Offset

ET26

Quick specs

OEM offset: ET26
Wheel size: 9x20
Backspacing: 5.52 in
Bolt pattern: 5×115
Center bore: 71.5 mm, 71.6 mm
Tire size: 245/45R20 · 245/40R20

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
6.1i · 6.1L, V8, Petrol	9x20	9x20	ET26	5.52 in	245/45R20 / 245/40R20	5x115	71.6 mm	M14 x 1.5

See how a different wheel would sit See wheel backspacing

What happens if you change the offset?

Compare your own setup

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

OEM: 20×9 ET26 · 245/45R20 · Front · 6.1i · 6.1L, V8, Petrol

New width (in)New offset (mm)

Outer: +0 mm
Inner clearance: 0 mm unchanged

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Wheels and hardware for this vehicle

Lug hardware

Wheel locks

Real-World 2008 Dodge Challenger 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 — 18 documented builds
22-inch — 9 documented builds
24-inch — 1 documented build

28 documented builds.

DiameterLayout

2008 Dodge Challenger custom wheel setup

Staggered · 20×9 ET15 / 20×10 ET15

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM Dodge Viper

Front: 20×9 ET15 · 275/40R20
Rear: 20×10 ET15 · 295/20R20

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 11 mm farther toward fender (more outward poke)
Inner edge 11 mm farther from suspension (more inner clearance)

View full build on Modified1

Staggered · 20×8.5 ET14 / 20×10 ET20

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Foose Legend

Front: 20×8.5 ET14 · 245/45R20
Rear: 20×10 ET20 · 295/35R20

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

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

View full build on Modified1

Staggered · 22×9 ET15 / 22×10

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Viper

Front: 22×9 ET15 · 265/35R22
Rear: 22×10 · 305/30R22

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 11 mm farther toward fender (more outward poke)
Inner edge 11 mm farther from suspension (more inner clearance)
Diameter +2" vs OEM

View full build on Modified1

Staggered · 22×9 ET20 / Rear unknown

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Boss 329

Front: 22×9 ET20 · 265/35R22
Rear: —

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 6 mm farther toward fender (more outward poke)
Inner edge 6 mm farther from suspension (more inner clearance)
Diameter +2" vs OEM

View full build on Modified1

Staggered · 22×9.5 / 22×11

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Giovanna Forged f5

Front: 22×9.5 · 265/35R22
Rear: 22×11 · 305/30R22

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM Chrysler 300C SRT

Front: 20×? · 275/45R20
Rear: —

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 22×9 / 22×10.5

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Option5 Model 5

Front: 22×9 · 255/30R22
Rear: 22×10.5 · 295/25R22

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×9 / 20×10

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: Sport Muscle Clutch 5

Front: 20×9 · 245/45R20
Rear: 20×10 · 295/40R20

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 22×10.5 / 22×11

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: HRE 795R

Front: 22×10.5 · 265/35R22
Rear: 22×11 · 295/30R22

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×9 / 20×10

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: USW Adrenilines

Front: 20×9 · 245/45R20
Rear: 20×10 · 275/40R20

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 22×9 / 22×10

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM Dodge Viper

Front: 22×9 · 265/35R22
Rear: 22×10 · 295/30R22

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

24×9.5

Documented on a 2008 Dodge Challenger build — observed custom fitment, not a universal fit guarantee.

Tires: 275/25R24

Compared with OEM

Compared with the 20×9 ET26 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +4" vs OEM

View full build on Modified1

More specs for the 2008 Dodge Challenger

OEM offsets are catalog configurations, not an aftermarket “safe ET range.” Matching offset alone does not confirm clearance. Documented custom builds are observed setups only.