2007 Chevrolet Silverado 1500 Wheel Offset

Quick specs

Wheel size: 7.5x17 · 8x18 · 8.5x20
Offset: ET31
Backspacing: 4.97 in · 5.22 in · 5.47 in
Bolt pattern: 6×139.7
Center bore: 78.1 mm
Thread: M14×1.5
Tire size: 245/70R17 · 265/70R17 · 265/65R18 · 275/55R20

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
4.3 · V6, Petrol	7.5x17	—	ET31	4.97 in	245/70R17	6x139.7	78.1 mm	M14 x 1.5
4.3 · V6, Petrol	7.5x17	—	ET31	4.97 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
4.3 · V6, Petrol	8x18	—	ET31	5.22 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
4.3 · V6, Petrol	8.5x20	10.5x20	ET31 / ET35	5.47 in	275/55R20	6x139.7	78.1 mm	M14 x 1.5
4.8 · 4.8L, V8, Petrol	7.5x17	—	ET31	4.97 in	245/70R17	6x139.7	78.1 mm	M14 x 1.5
4.8 · 4.8L, V8, Petrol	7.5x17	—	ET31	4.97 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
4.8 · 4.8L, V8, Petrol	8.5x20	10.5x20	ET31 / ET35	5.47 in	275/55R20	6x139.7	78.1 mm	M14 x 1.5
4.8 · 4.8L, V8, Petrol	8x18	—	ET31	5.22 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
5.3 · V8, Petrol	7.5x17	—	ET31	4.97 in	245/70R17	6x139.7	78.1 mm	M14 x 1.5
5.3 · V8, Petrol	7.5x17	—	ET31	4.97 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
5.3 · V8, Petrol	8x18	—	ET31	5.22 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
5.3 · V8, Petrol	8.5x20	10.5x20	ET31 / ET35	5.47 in	275/55R20	6x139.7	78.1 mm	M14 x 1.5
6.0 · V8, Petrol	7.5x17	—	ET31	4.97 in	245/70R17	6x139.7	78.1 mm	M14 x 1.5
6.0 · V8, Petrol	7.5x17	—	ET31	4.97 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
6.0 · V8, Petrol	8x18	—	ET31	5.22 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
6.0 · V8, Petrol	8.5x20	10.5x20	ET31 / ET35	5.47 in	275/55R20	6x139.7	78.1 mm	M14 x 1.5

Wheels and hardware

Lug hardware

Wheel locks

Real-World 2007 Chevrolet Silverado 1500 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:

22-inch — 5 documented builds
20-inch — 4 documented builds
17-inch — 3 documented builds
24-inch — 2 documented builds
18-inch — 1 documented build

15 documented builds.

DiameterLayoutSuspension

2007 Chevrolet Silverado 1500 custom wheel setup

22×7.5 ET20

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Tires: 35/11.5R22

Suspension: Air Suspension
Spacers: 1.75"
Wheel offset: ET20
Effective position: approximately ET-24.4 (calculated)

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 42.7 mm farther toward fender (more outward poke)
Inner edge 68.1 mm farther from suspension (more inner clearance)
Width -1" vs OEM
Diameter +2" vs OEM

View full build on Modified1

17×9 ET-12

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Suspension: Suspension Lift 2.5"

Compared with OEM

Compared with the 17×7.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 62 mm farther toward fender (more outward poke)
Inner edge 24 mm farther from suspension (more inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 18×? / Rear unknown

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Wheel: XD Hoss

Front: 18×? · 315/60R18
Rear: —

Compared with OEM

Compared with the 18×8 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

17×10

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Tires: 275/60R17

Compared with OEM

Compared with the 17×7.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

22×?

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Tires: 305/40R22

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×? / Rear unknown

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Wheel: OEM Chevrolet

Front: 20×? · 275/55R20
Rear: —

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 22×9 / Rear unknown

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Wheel: Boss 330

Front: 22×9 · 285/40R22
Rear: —

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" vs OEM

View full build on Modified1

17×10

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Compared with OEM

Compared with the 17×7.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 24×10 / Rear unknown

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Wheel: Boss 330

Front: 24×10 · 305/35R24
Rear: —

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +4" vs OEM

View full build on Modified1

20×?

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Tires: 275/55R20

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

24×?

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +4" vs OEM

View full build on Modified1

22×?

Documented on a 2007 Chevrolet Silverado 1500 build — observed custom fitment, not a universal fit guarantee.

Tires: 305/40R22

Compared with OEM

Compared with the 20×8.5 ET31 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" 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 2007 Chevrolet Silverado 1500

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.