2018 Gmc Terrain Wheels & Rims
Shop Wheels for 2018 Gmc Terrain
Showing 24 of 31+ wheels compatible with the 2018 Gmc Terrain
Heritage Wheel
17x8
$329.00/ea
Heritage Wheel
18x9.5
$399.00/ea
Heritage Wheel
20x9
$359.00/ea
Heritage Wheel
19x9.5
$359.00/ea
Heritage Wheel
19x8.5
$359.00/ea
Heritage Wheel
18x8.5
$339.00/ea
Heritage Wheel
20x9
$359.00/ea
Petrol
20x8.5
$368.00/ea
Performance Replicas
22x9.5
$427.00/ea
DUB 1PC
22x9
$765.00/ea
Heritage Wheel
20x9
$379.00/ea
Asanti Black
20x11
$545.00/ea
Foose 1PC
20x8.5
$588.00/ea
Asanti Black
22x10.5
$523.00/ea
DUB 1PC
22x9
$565.00/ea
Voxx Replica
20x10.5
$325.50/ea
American Racing
20x10.5
$478.00/ea
Petrol
20x8.5
$303.00/ea
Asanti Black
20x9
$457.00/ea
Performance Replicas
20x9
$393.00/ea
American Racing
20x9
$432.00/ea
Niche 1PC
20x9
$665.00/ea
Performance Replicas
20x10
$370.00/ea
American Racing
20x9
$443.00/ea
Talk to a Gmc Fitment Expert
Not sure which wheels to run on your 2018 Gmc Terrain? Our team has helped thousands of Gmc owners dial in the perfect setup. Free advice, no pressure — just call or email.
The 2018 Gmc Terrain is a versatile truck platform popular for both daily driving and off-road builds. Whether you're building a weekend show truck, a daily-driven street setup, or a purpose-built track machine, upgrading your wheels is the single biggest visual and performance improvement you can make. At ThreePiece, we carry thousands of aftermarket wheels that are verified to bolt directly onto your 2018 Gmc Terrain — no guesswork, no adapters, no fitment surprises.
Every wheel we sell for the Terrain has been cross-referenced against the factory 5x115 bolt pattern and 70.3mm hub bore. The stock wheel is a 17x6.5, but owners commonly upgrade to larger diameters for improved aesthetics and handling. All orders ship free within the continental US, and our fitment team is available by phone to walk you through every option.
2018 Gmc Terrain Trim Levels
The 2018 Gmc Terrain was offered in 4 trims. The bolt pattern, center bore, and lug specifications are shared across all trims — differences are primarily in stock wheel diameter and offset. The fitment data below covers all variants.
2018 Gmc Terrain Wheel Fitment Specifications
These are the critical numbers you need when shopping for aftermarket wheels for the 2018 Gmc Terrain. The 5x115 bolt pattern determines which wheels physically bolt onto your truck, while the 70.3mm center bore ensures a hub-centric fit. The factory equips this truck with 17x6.5 wheels at a +35 offset. This vehicle is equipped with TPMS (tire pressure monitoring sensors) — make sure any new wheels you purchase are TPMS-compatible, or pick up a rebuild kit from our installation accessories page.
2018 Gmc Terrain Compatible Wheel Sizes
Every wheel size in this table has been verified as compatible with the 2018 Gmc Terrain. The table includes both OEM-equivalent replacement sizes and popular plus-size upgrades. When upsizing, remember that a lower-profile tire is needed to maintain the same overall diameter and keep your speedometer accurate.
| Wheel Size | Offset Range | Compatible Tires | Notes |
|---|---|---|---|
| 17x6.5 | +30 to +45 | 225/65R17 | — |
| 17x7 | +30 to +45 | 225/65R17, 235/60R17 | — |
| 18x7 | +30 to +45 | 225/60R18 | — |
| 17x7.5 | +35 to +45 | 225/65R17, 235/60R17 | — |
| 18x7.5 | +35 to +45 | 235/55R18, 225/60R18 | — |
| 19x7.5 | +35 to +45 | 235/50R19, 235/55R19 | — |
| 20x7.5 | +35 to +45 | 245/45R20 | — |
| 17x8 | +30 to +45 | 225/65R17, 235/60R17 | — |
| 18x8 | +35 to +45 | 235/55R18, 225/60R18 | — |
| 19x8 | +35 to +45 | 235/50R19, 235/55R19 | — |
| 20x8 | +35 to +42 | 245/45R20 | — |
| 22x8 | +35 to +42 | 245/35R22 | — |
| 19x8.5 | +35 to +45 | 235/50R19, 235/55R19 | — |
| 20x8.5 | +35 to +42 | 245/45R20 | — |
| 22x8.5 | +35 to +42 | 245/35R22 | — |
| 20x9 | +35 to +40 | 245/45R20 | 1. Check fitment, possible clearance issues |
| 22x9 | +35 to +40 | 245/35R22 | 1. Check fitment, possible clearance issues |
Best Wheel Brands for the Gmc Terrain
The Gmc Terrain is a versatile truck platform popular for both daily driving and off-road builds. Based on what we see our customers running and what the community gravitates toward, here are the brands we recommend for the Terrain:
- Fuel 1PC — Maverick, Assault, Blitz
- Fuel Forged — FF12, FF19
- Method Race Wheels — MR305, MR701
- American Racing — AR924, VN507
- Heritage Wheel
Don't see the brand you're looking for? Browse all brands or call us — we can source wheels from virtually any manufacturer.
Complete Your 2018 Gmc Terrain Build
Wheels are just the beginning. Many Terrain owners pair their wheel upgrade with performance modifications to get the most out of their truck. Here are some popular upgrades that complement a new set of wheels:
- Gmc Terrain suspension upgrades — often paired with a wheel upgrade for a complete transformation
- Gmc Terrain exhaust systems — often paired with a wheel upgrade for a complete transformation
- Gmc Terrain suspension — often paired with a wheel upgrade for a complete transformation
- Gmc Terrain brakes — often paired with a wheel upgrade for a complete transformation
- Wheel & tire packages — save time and money with a pre-mounted, balanced package shipped ready to bolt on
- Installation accessories — hub-centric rings, extended lug studs, TPMS rebuild kits, wheel spacers
Understanding 2018 Gmc Terrain Wheel Fitment
Getting the right wheel fitment on your 2018 Gmc Terrain comes down to four critical measurements:
Bolt Pattern: 5x115
The bolt pattern (also called PCD) is the most fundamental fitment spec — it determines which wheels will physically bolt onto your truck. The 2018 Gmc Terrain uses a 5x115 pattern, which is shared with many other Gmc models. This means you have a massive selection of aftermarket wheels to choose from.
Center Bore: 70.3mm
The center bore is the hole in the middle of the wheel that sits over your hub. The 2018 Gmc Terrain has a 70.3mm center bore. If your aftermarket wheels have a larger bore (which is common), you'll need hub-centric rings to eliminate vibration at highway speeds. We include the correct hub rings with every wheel and tire package.
Offset & Width
Offset determines how far the wheel sits inward or outward relative to the hub face. A lower offset pushes the wheel outward for a more aggressive, flush look. A higher offset tucks the wheel further under the fender for a conservative fitment. The factory offset of +35 is a good baseline — going 5-15mm lower will give you a more flush look.
TPMS Compatibility
The 2018 Gmc Terrainis equipped with tire pressure monitoring sensors. When switching to aftermarket wheels, you'll either need wheels with enough clearance for your existing sensors, or a TPMS rebuild kitwith new valve stems. Our team can help you determine the best approach based on the specific wheels you're considering.
Related Articles
Read more about the Gmc Terrain and wheel fitment on our blog:
Ready to Upgrade Your 2018 Gmc Terrain?
Browse our full catalog, get a wheel and tire package quote, or talk to a fitment expert.
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Frequently Asked Questions — 2018 Gmc Terrain Wheels
What bolt pattern does a 2018 Gmc Terrain have?
The 2018 Gmc Terrain uses a 5x115 bolt pattern with a 70.3mm center bore. This is one of the most common patterns in the aftermarket, giving you access to thousands of wheel options.
What size wheels can I put on my 2018 Gmc Terrain?
Compatible wheel sizes for the 2018 Gmc Terrain range from 17x6.5 up to 22x9 on the front and rear. See the complete compatibility tables above for every confirmed size, offset range, and tire pairing.
Do you offer free shipping on 2018 Gmc Terrain wheels?
Yes — every wheel and wheel & tire package ships free within the continental United States. We also offer professional mounting, balancing, and TPMS sensor installation on all packages.
What brands make wheels for the 2018 Gmc Terrain?
We carry wheels from Fuel 1PC, Fuel Forged, Method Race Wheels, American Racing, and many more. Browse all brands or call us for a personalized recommendation.