2021 GMC Sierra 1500 Wheel Sizes

6x139.7
Bolt pattern

Bolt patterns6x139.7
Wheel diameters17", 18", 20", 22", 19", 21", 16", 23"
Center bore78.1 mm on stored rows
ThreadM14 x 1.5
ReadingEvery stored wheel row uses 6x139.7.

Catalog dataManufacturer figures stored on configuration rows

Bolt pattern

6x139.7

Center bore

78.1 mm

Thread

M14 x 1.5

Trim	Position	Wheel	Offset	Backspacing	Tire	Bolt	Bore	Thread
2.7 Turbo	Front	8×17	24 mm	4.94 in	255/70R17	6x139.7	78.1 mm	M14 x 1.5
2.7 Turbo	Front	8×17	24 mm	4.94 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
2.7 Turbo	Front	8.5×18	26 mm	5.27 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
2.7 Turbo	Front	8.5×18	26 mm	5.27 in	275/65R18	6x139.7	78.1 mm	M14 x 1.5
2.7 Turbo	Front	9×20	28 mm	5.6 in	275/60R20	6x139.7	78.1 mm	M14 x 1.5
2.7 Turbo	Front	9×22	28 mm	5.6 in	275/50R22	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	8×17	24 mm	4.94 in	255/70R17	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	8×17	24 mm	4.94 in	265/70R17	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	8.5×18	26 mm	5.27 in	265/65R18	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	8.5×18	26 mm	5.27 in	275/65R18	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	9×20	28 mm	5.6 in	275/60R20	6x139.7	78.1 mm	M14 x 1.5
3.0 TD	Front	9×22	28 mm	5.6 in	275/50R22	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	7×18	24 mm	4.44 in	235/80R18	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	8×18	34 mm	5.34 in	275/70R18	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	8×17	31 mm	5.22 in	245/65R17	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	9.5×18	26 mm	5.77 in	285/55R18	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	8×19	18 mm	4.71 in	255/60R19	6x139.7	78.1 mm	M14 x 1.5
4.3i	Front	9×22	38 mm	6 in	275/40R22	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	8.5×18	34 mm	5.59 in	245/70R18	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	8×17	19 mm	4.75 in	255/80R17	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	7.5×17	26 mm	4.77 in	255/75R17	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	8.5×18	31 mm	5.47 in	255/75R18	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	9.5×20	38 mm	6.25 in	295/70R20	6x139.7	78.1 mm	M14 x 1.5
5.3i	Front	9×21	33 mm	5.8 in	285/60R21	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	7×16	24 mm	4.44 in	275/70R16	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	8.5×16	29 mm	5.39 in	275/60R16	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	9.5×17	36 mm	6.17 in	255/55R17	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	9.5×17	36 mm	6.17 in	295/55R17	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	9×21	23 mm	5.41 in	255/70R21	6x139.7	78.1 mm	M14 x 1.5
6.2i	Front	8.5×23	23 mm	5.16 in	265/50R23	6x139.7	78.1 mm	M14 x 1.5

Check a wheel

Questions

What bolt pattern does a 2021 GMC Sierra 1500 use?: 6x139.7
Do all configurations use the same bolt pattern?: Yes, on stored wheel rows.
What OEM wheel sizes are stored?: 8×17, 8.5×18, 9×20, 9×22, 7×18, 8×18, 9.5×18, 8×19, 7.5×17, 9.5×20, 9×21, 7×16, 8.5×16, 9.5×17, 8.5×23

Values vary by configuration. Confirm the door jamb and owner’s manual for the vehicle you have.