GMC Syclone Custom & Aftermarket Wheels | Exact Fit
Select Your GMC Syclone Production Year
Click a model year to view exact-fit wheels & rimsThe GMC Syclone (1991–1992) supports 18, 20, 22, and 24 inch wheel diameters, 8"–10" rim widths, and a 6x139.7 / 8x180 bolt pattern (78.1 / 124.1 mm center bore). Select your Syclone production year above for exact trim specs, or click any wheel brand below—including KMC, XD, Niche 1PC, Moto Metal—to shop compatible rims pre-filtered for your GMC Syclone.
Shop GMC Syclone Wheels by Brand
Select any wheel brand below to open GMC Syclone wheels pre-filtered for GMC Syclone fitment (6x139.7 / 8x180, 18"–24", 8"–10" widths).
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6x139.7 · 18"–24" · 8"–10" Wide
Lexani
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GMC Syclone Wheel Sizes & Fitment: 18"–24" Diameter, 8"–10" Width & 6x139.7 Bolt Pattern
Upgrading your GMC Syclone (1991–1992) with aftermarket rims from KMC, XD, Niche 1PC, Moto Metal, Axe Wheels, Fuel 1PC requires exact hub alignment and brake clearance. Verified GMC Syclone wheel sizes run from 18, 20, 22, and 24 inch across 8"–10" rim widths with a 6x139.7, 8x180, 5x120 bolt pattern—choose your year above or click any compatible wheel brand to shop rims filtered to your GMC Syclone.
| Specification | Verified Fitment Details |
|---|---|
| Model & Years | GMC Syclone (1991–1992) |
| Bolt Pattern (PCD) | 6x139.7, 8x180, 5x120 |
| Rim Diameters | 18", 20", 22", 24" |
| Rim Widths | 8"–10" |
| Center Bore | 78.1 mm, 124.1 mm |
| Compatible Brands | KMC, XD, Niche 1PC, Moto Metal, Axe Wheels, Fuel 1PC |
GMC Syclone Rim Sizes & Wheel Construction Guide
Popular wheel fitments include 18 inch wheels for GMC Syclone, 20 inch wheels for GMC Syclone, 22 inch wheels for GMC Syclone, 24 inch wheels for GMC Syclone matched to 8"–10" widths and 6x139.7 / 8x180 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 KMC, XD, Niche 1PC, Moto Metal, Axe Wheels, Fuel 1PC all fit safely when backspacing and load capacity match.
Frequently Asked Questions: GMC Syclone Wheels & Fitment
How have wheel fitment specs and bolt patterns changed across GMC Syclone model years (1991–1992)?
Across GMC Syclone generations (1991–1992), wheel sizes span 18"–24" diameters and 8"–10" rim widths with a 6x139.7 / 8x180 / 5x120 bolt pattern and 78.1 mm / 124.1 mm center bore. Always choose wheels built specifically for your production year to guarantee hub-centric seating.
What offset and backspacing should I choose for an aggressive or flush stance on the GMC Syclone?
For the GMC Syclone, wheels measuring 8"–10" wide in 18"–24" diameters with a 6x139.7 / 8x180 / 5x120 bolt pattern achieve a flush or mildly aggressive off-road stance without rubbing fender liners under normal suspension travel.
What wheel offset (ET) range fits the GMC Syclone correctly?
Rims for the GMC Syclone should match factory offset specifications across 18"–24" diameters and 8"–10" widths (6x139.7 / 8x180 / 5x120 PCD). Correct offset ensures the wheel sits flush with the fenders without contacting inner suspension struts.
Can I order complete mounted and balanced wheel & tire packages for my GMC Syclone?
Yes. Shop Wheels Direct allows you to select GMC Syclone wheels (6x139.7 / 8x180 / 5x120 PCD, 18"–24" sizes) from brands like KMC, XD, Niche 1PC, Moto Metal and add compatible tires for a ready-to-bolt-on package with free shipping.