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Verify the full wheel geometry before the tire is mounted
8090-8937MB18 is one Mayhem 8090 Rampage wheel in a verified 18x9 Matte Black configuration. Selection depends on the complete dimensions, hub fit, load capacity, brake clearance, hardware, and tire clearance rather than a broad year-make-model claim.
Key Features
- 18x9-inch one-piece cast aluminum wheel
- 6x135 / 6x139.7 bolt pattern
- +18 mm offset and 5.71-inch backspacing
- 106 mm center bore
- Matte Black finish
- 2500-pound load rating
- Approximate wheel weight: 36 pounds
- Included full-cover cap
- Sold individually
Fitment
| Application Type | Requirement | Verified Value | Buying Note |
|---|---|---|---|
| Universal / specification selected | Wheel size | 18x9 inches | Confirm tire size and body, brake, and suspension clearances |
| Universal / specification selected | Bolt pattern and bore | 6x135 / 6x139.7 / 106 mm | Confirm lug count, pitch circle, hub diameter, and centering method |
| Universal / specification selected | Offset and backspacing | +18 mm / 5.71 inches | Confirm inner and outer position before tire mounting |
| No year-make-model mapping | Vehicle compatibility | Not assigned | Test-fit the bare wheel and verify the full configuration and load requirement |
Specifications
| Detail | Value |
|---|---|
| Manufacturer Part Number | 8090-8937MB18 |
| Series | 8090 Rampage |
| Diameter | 18 inches |
| Width | 9 inches |
| Bolt Pattern | 6x135 / 6x139.7 |
| Offset | +18 mm |
| Backspacing | 5.71 inches |
| Center Bore | 106 mm |
| Finish | Matte Black |
| Construction | One-piece cast aluminum |
| Load Rating | 2500 pounds |
| Approximate Weight | 36 pounds |
| Center Cap | Included full-cover cap |
| Quantity | One wheel |
What's Included
- One Mayhem 8090 Rampage wheel in Matte Black
- Included full-cover cap
- Tire, TPMS sensor, hub ring, lug hardware, mounting, and balancing are not included unless expressly stated
About Mayhem Wheels
Mayhem Wheels produces cast aluminum truck, Jeep, and SUV wheels in specification-specific sizes, bolt patterns, offsets, hub bores, load ratings, and finishes. Each configuration should be matched by its complete part number and mounting geometry before installation.
Related Parts
- Vehicle-specific lug nuts or bolts with the correct seat style
- Hub-centric rings matched to the vehicle hub and wheel bore when required
- Compatible TPMS sensors and valve stems
- Tires selected for wheel width, load, clearance, and intended use
FAQ
What is the 8090-8937MB18?It is one Mayhem 8090 Rampage wheel in the 18x9 Matte Black configuration shown on this page.
Is this listing for one wheel or a set?The listed price and package quantity are for one wheel.
Does the bolt pattern alone guarantee fitment?No. Confirm diameter, width, offset, backspacing, bore, brake clearance, suspension clearance, load requirement, hardware, and tire size.
Is a tire included?No. Tire, mounting, balancing, and TPMS service are not included.
Is a center cap included?The exact configuration identifies the Included full-cover cap.
Are lug nuts included?No lug hardware is represented as included. Select the correct seat style, thread, length, and torque procedure.
Is a hub-centric ring required?A ring may be required when the vehicle hub is smaller than the 106 mm center bore. Verify the vehicle hub diameter.
What should be checked before mounting a tire?Test-fit the bare wheel and verify hub seating, brake and suspension clearance, body clearance, fastener engagement, load capacity, and intended tire size.
Is the finish shown for this exact configuration?Yes. The retained product images show the verified Matte Black finish for this model configuration.
Installation Instructions
- Confirm the carton label, finish, diameter, width, bolt pattern, offset, and bore match the ordered wheel before mounting a tire.
- Compare the full wheel specification with the vehicle hub, brake, suspension, body, load, lug-seat, and tire requirements.
- Test-fit the bare wheel and verify hub seating and clearance through the steering and suspension range.
- Select the correct tire, TPMS sensor, valve, hub ring, and lug hardware for the verified application.
- Mount and balance the tire using wheel-safe equipment and the tire manufacturer's procedures.
- Install the wheel on clean mating surfaces, hand-start every fastener, and torque in the vehicle manufacturer's sequence and specification.
- Recheck torque after the initial service interval and inspect the finish, wheel, and hardware regularly.
California Proposition 65 Warning: Cancer and reproductive harm. See www.P65Warnings.ca.gov.
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