1999 GMC Sierra 1500 Wheel Offset

Quick specs

Wheel size
Multiple — see configurations
Offset
ET25 · ET31 · ET30
Backspacing
Multiple — see configurations
Bolt pattern
6x139.7
Center bore
78.1 mm
Thread
M12 x 1.5 · M14 x 1.5
Tire size
Multiple — see configurations

OEM configurations

ConfigurationRimOffsetBackspacingTireBolt patternCenter boreThread
4.3i · 4.3L, LU3, V6, Petrol6.5x16ET254.23 in235/75R166x139.778.1 mmM14 x 1.5
4.3i · 4.3L, LU3, V6, Petrol7x16ET314.72 in255/70R166x139.778.1 mmM14 x 1.5
4.3i · 4.3L, LU3, V6, Petrol7x16ET314.72 in245/75R166x139.778.1 mmM14 x 1.5
4.3i · 4.3L, LU3, V6, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
4.3i · 4.3L, LU3, V6, Petrol7.5x17ET314.97 in255/70R176x139.778.1 mmM14 x 1.5
4.3i 4WD · 4.3L, LU3, V6, Petrol6.5x16ET254.23 in245/75R166x139.778.1 mmM14 x 1.5
4.3i 4WD · 4.3L, LU3, V6, Petrol7x16ET314.72 in265/75R166x139.778.1 mmM14 x 1.5
4.3i 4WD · 4.3L, LU3, V6, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
4.3i 4WD · 4.3L, LU3, V6, Petrol7.5x17ET314.97 in265/70R176x139.778.1 mmM14 x 1.5
4.3i 4WD · 4.3L, LU3, V6, Petrol7.5x18ET304.93 in265/65R186x139.778.1 mmM14 x 1.5
4.8i · 4.8L, LR4, V8, Petrol7x16ET314.72 in255/70R166x139.778.1 mmM14 x 1.5
4.8i · 4.8L, LR4, V8, Petrol7x16ET314.72 in245/75R166x139.778.1 mmM14 x 1.5
4.8i · 4.8L, LR4, V8, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
4.8i · 4.8L, LR4, V8, Petrol7.5x17ET314.97 in255/70R176x139.778.1 mmM14 x 1.5
4.8i · 4.8L, LR4, V8, Petrol7.5x17ET314.97 in265/65R176x139.778.1 mmM14 x 1.5
4.8i 4WD · 4.8L, LR4, V8, Petrol6.5x16ET254.23 in245/75R166x139.778.1 mmM14 x 1.5
4.8i 4WD · 4.8L, LR4, V8, Petrol7x16ET314.72 in265/75R166x139.778.1 mmM14 x 1.5
4.8i 4WD · 4.8L, LR4, V8, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
4.8i 4WD · 4.8L, LR4, V8, Petrol7.5x17ET314.97 in265/70R176x139.778.1 mmM14 x 1.5
4.8i 4WD · 4.8L, LR4, V8, Petrol7.5x18ET304.93 in265/65R186x139.778.1 mmM14 x 1.5
5.3i · 5.3L, LM7, V8, Petrol7x16ET314.72 in255/70R166x139.778.1 mmM14 x 1.5
5.3i · 5.3L, LM7, V8, Petrol7x16ET314.72 in245/75R166x139.778.1 mmM14 x 1.5
5.3i · 5.3L, LM7, V8, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
5.3i · 5.3L, LM7, V8, Petrol7.5x17ET314.97 in255/70R176x139.778.1 mmM14 x 1.5
5.3i · 5.3L, LM7, V8, Petrol7.5x17ET314.97 in265/65R176x139.778.1 mmM14 x 1.5
5.3i 4WD · 5.3L, LM7, V8, Petrol6.5x16ET254.23 in245/75R166x139.778.1 mmM14 x 1.5
5.3i 4WD · 5.3L, LM7, V8, Petrol7x16ET314.72 in265/75R166x139.778.1 mmM14 x 1.5
5.3i 4WD · 5.3L, LM7, V8, Petrol7x17ET314.72 in245/70R176x139.778.1 mmM14 x 1.5
5.3i 4WD · 5.3L, LM7, V8, Petrol7.5x17ET314.97 in265/70R176x139.778.1 mmM14 x 1.5
5.3i 4WD · 5.3L, LM7, V8, Petrol8x18ET254.98 in265/65R186x139.778.1 mmM14 x 1.5

Wheels and hardware

More on Amazon
  • OE Wheels LLC 22 inch Rims Fit pre-2019 Silverado Sierra pre-2021 Tahoe Suburban Yukon Escalade CA83 22x9 Chrome Wheel Hollander 5358

    Catalog match for this vehicle. Confirm seat type and wheel style before buying.

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Lug hardware

More on Amazon
  • Wheel Accessories Parts Set of 24 Black Spiked Solid Metal Lug Nuts M14x1.5 Thread 4.4 Inch Tall Closed End Bulge Acorn Spike Lug Nut 1 Socket Key- Fit Chevy Silverado 1500 Ford F150 GMC Sierra 1500

    Catalog match for this vehicle. Confirm seat type and wheel style before buying.

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  • MIKKUPPA M14x1.5 Wheel Lug Nut - Replacement for Chevy Silverado 1500 2500, GMC, Ford, Ram, Aftermarket Wheel - 32pcs Black Closed End Lug Nuts with 1 Socket Key

    Catalog match for this vehicle. Confirm seat type and wheel style before buying.

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  • Wheel Accessories Parts Bulge Acorn Set of 24 Aftermarket Lug Nuts M14 X 1.50 Thread 1.90" Long for Trucks 19mm(3/4") Hex 14x1.5 Wheel Lug Nuts (24 M14x1.50, Chrome)

    Catalog match for this vehicle. Confirm seat type and wheel style before buying.

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More specs for the 1999 GMC Sierra 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.