1979 GMC G1500 Wheels & Rims
Shop Wheels for 1979 GMC G1500
The 1979 GMC G1500 Rally, Rally STX, and Vandura models roll on a 5x127 bolt pattern with a 77.8mm center bore. Your truck originally came equipped with 15x6 wheels, and we've verified every option in our catalog to bolt directly onto your vehicle. From classic cruiser styles to modern aggressive designs, you'll find quality wheels from trusted brands including Black Rhino, Dirty Life, Carolina Forged, and Icon Alloys—all shipping free to the lower 48 states.
Whether you're staying with the stock 15-inch diameter or upgrading to 16 or 17 inches, we stock compatible sizes ranging from 15x6 all the way to 17x7.5. Our selection spans multiple manufacturers like Fuel 1PC, Vision, 9Six9 Wheels, and LOCK OFFROAD, giving you plenty of style options for your classic GMC. Every wheel ships with free delivery included, making it easy to upgrade your G1500's appearance today.
1979 GMC G1500 Wheel Fitment Guide — What Works & What to Avoid
Your 1979 GMC G1500 Rally, Rally STX, or Vandura requires a 5x127 bolt pattern. The factory setup runs 15x6 wheels at 11mm offset. You can upgrade to larger diameters—15-inch through 17-inch widths are all compatible—giving you flexibility to match your style while maintaining proper fitment and clearance on your van.
Keep in mind that only 5x127 bolts will fit this vehicle, so verify any wheel's pattern before purchasing. Your hub measures 77.8mm, so use hub-centric rings if your wheels have a larger center bore to ensure proper centering and balance. Aggressive offsets or extremely wide setups risk interference with fenders and suspension components, so stick within the listed compatible sizes.
Every wheel we offer for your G1500 is verified to bolt on securely and ships free throughout the lower 48 states. Check our in-stock inventory from brands like Black Rhino, Fuel 1PC, Icon Alloys, and Vision to find the perfect fit for your classic GMC.
1979 GMC G1500 Wheel Fitment Specifications
The 5x127 bolt pattern determines which wheels physically bolt onto your vehicle, while the 77.8mm center bore ensures a hub-centric fit. The factory equips this vehicle with 15x6 wheels at a +11 offset.
Lug Type
nut
Thread Size
1/2 UNF
Torque Spec
74 ft-lbs
TPMS
No
1979 GMC G1500 Compatible Wheel Sizes
| Wheel Size | Offset Range | Compatible Tires | Notes |
|---|---|---|---|
| 15x6 | -19 to +15 | 205/75R15, 195/75R15, 215/75R15 | — |
| 15x6.5 | -19 to +15 | 205/75R15, 195/75R15, 215/75R15 | — |
| 15x7 | -19 to +15 | 205/75R15, 215/75R15, 30/9.50R15 | — |
| 16x7 | -19 to +15 | 205/80R16, 215/75R16, 215/85R16 | — |
| 17x7 | -19 to +15 | 215/70R17, 225/70R17, 225/75R17 | — |
| 15x7.5 | -19 to +15 | 215/75R15, 30/9.50R15, 205/75R15 | — |
| 16x7.5 | -19 to +15 | 205/80R16, 215/75R16, 215/85R16 | — |
| 17x7.5 | -19 to +15 | 215/70R17, 225/70R17, 225/75R17 | — |
| 18x7.5 | -19 to +15 | 225/60R18 | — |
| 15x8 | -19 to +15 | 215/75R15, 30/9.50R15, 205/75R15 | — |
| 16x8 | -19 to +15 | 205/80R16, 215/75R16, 215/85R16 | — |
| 17x8 | -19 to +15 | 215/70R17, 225/70R17, 225/75R17 | — |
| 18x8 | -19 to +15 | 225/60R18 | — |
| 19x8 | -19 to +15 | 235/55R19 | — |
| 20x8 | -19 to +15 | 235/55R20 | — |
| 20x8.5 | +null to +15 | 235/55R20 | 1. Check fitment, possible clearance issues |
| 20x9.5 | +null to +15 | 235/55R20 | 2. Body Modification Required |
Best Wheel Brands for the GMC G1500
Complete Your 1979 GMC G1500 Build
- GMC G1500 suspension — pairs well with a wheel upgrade
- GMC G1500 brakes — pairs well with a wheel upgrade
- Wheel & tire packages — pre-mounted, balanced, shipped ready to bolt on
- Installation accessories — hub rings, extended studs, TPMS kits, spacers