2003 GMC Sierra 1500 Custom Wheels & Aftermarket Rims
Showing compatible wheels for the 2003 GMC Sierra 1500 (4.3i, 5.3i) matching 6x139.7 bolt pattern, 16, 17, and 18 inch diameters, and 6.5"–8" widths from Hostile, Lexani, Moto Metal, MTX. Filter by rim size, width, or finish and build a complete wheel & tire package.
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2003 GMC Sierra 1500 Wheel Fitment Specs: 16"–18" Rim Sizes, 6.5"–8" Widths & 6x139.7 PCD
Every aftermarket wheel shown above is pre-filtered for the 2003 GMC Sierra 1500 (GMT800). By matching your 2003 GMC Sierra 1500 lug pattern (6x139.7), compatible rim diameters (16, 17, and 18 inch), and 6.5", 7", 7.5", 8" widths against inventory from Hostile, Lexani, Moto Metal, MTX, Niche 1PC, ESR Wheels, you can choose custom rims with confidence or build a complete 2003 GMC Sierra 1500 wheel and tire package.
| Specification | Verified Fitment Details |
|---|---|
| Vehicle & Year | 2003 GMC Sierra 1500 (GMT800) |
| Trims Covered | 4.3i, 5.3i, 4.8i, 6.0i |
| Bolt Pattern (PCD) | 6x139.7 |
| Supported Diameters | 16", 17", 18" |
| Supported Widths | 6.5", 7", 7.5", 8" |
| Center Bore | 78.1 mm |
| Offset (ET) Range | ET25–ET31 |
| Verified Tire Sizes | 235/75R16 106S, 255/70R16 109S, 245/75R16 109S, 245/70R17 108S, 255/70R17 110S, 265/65R17 112S |
| Compatible Brands | Hostile, Lexani, Moto Metal, MTX, Niche 1PC, ESR Wheels |
2003 GMC Sierra 1500 Rim Sizes & Wheel Construction Guide
Popular wheel fitments include 16 inch wheels for 2003 GMC Sierra 1500, 17 inch wheels for 2003 GMC Sierra 1500, 18 inch wheels for 2003 GMC Sierra 1500 matched to 6.5"–8" widths and 6x139.7 bolt patterns. Whether building a daily street setup or trail rig, always confirm truck load rating and wheel offset alongside lug count—off-road alloy, flow-formed, and forged wheels from Hostile, Lexani, Moto Metal, MTX, Niche 1PC, ESR Wheels all fit safely when backspacing and load capacity match.
2003 GMC Sierra 1500 Wheel & Fitment FAQs
What is the exact wheel bolt pattern, hub bore, and lug specification for the 2003 GMC Sierra 1500?
The 2003 GMC Sierra 1500 is engineered with a 6x139.7 bolt pattern and a 78.1 mm center bore and accommodates wheel diameters of 16"–18" with rim widths of 6.5"–8". Installing hub-centric wheels guarantees zero highway vibrations.
Do different 2003 GMC Sierra 1500 trims share the same wheel size and brake clearance?
Across 2003 GMC Sierra 1500 trims (4.3i, 5.3i, 4.8i), compatible wheels span 16"–18" in diameter and 6.5"–8" wide with offsets around ET25–ET31 (6x139.7 bolt pattern). Higher trims equipped with upgraded sport brakes require larger wheel diameters to clear the calipers.
Can I install wider rims and aggressive off-road tires on the 2003 GMC Sierra 1500?
Yes. For the 2003 GMC Sierra 1500, wheels measuring 6.5"–8" wide in 16"–18" diameters with a 6x139.7 bolt pattern fit stock, leveled, or lifted suspensions cleanly without rubbing.
What factory and plus-sized tire sizes fit the 2003 GMC Sierra 1500?
Recorded compatible tire sizes for the 2003 GMC Sierra 1500 include 235/75R16 106S, 255/70R16 109S, 245/75R16 109S, 245/70R17 108S, 255/70R17 110S on 16"–18" wheels. When building a package, our fitment engine confirms exact tire aspect ratios for your selected rim width.