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General
General Grabber X3 37X12.50R18/10 128Q - 04505970000
General Grabber X3 37X12.50R18/10 128Q - 04505970000
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The General Grabber X3 in 37X12.5R18 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.
What 37X12.5R18 means
Flotation sizes read in inches: 37X12.5R18 stands about 37 inches tall, measures about 12.5 inches wide, and mounts on a 18-inch wheel. At that nominal height it turns roughly 545 revolutions per mile. Overall diameter is the number to watch for clearance and speedometer accuracy when you size up.
The service description on this tire decodes to a load index of 128 — a maximum load of 3,968 lbs per tire. The speed symbol Q corresponds to a maximum sustained speed of 99 mph.
Specifications
| Size | 37X12.50R18/10 |
| Tire Type | All Season |
| Service Description | 128Q |
| Load Index | 128 |
| Speed Rating | Q |
| Load Range | 10 |
| Section Width (mm) | 12.50 |
| Aspect Ratio | 37 |
| Overall Diameter (in) | 36.8 |
| Tread Depth (/32") | 21 |
Frequently asked questions
What does 128Q mean on the General Grabber X3?
128Q breaks down as load index 128 — rated for 3,968 lbs per tire — with a Q speed rating, good for a maximum sustained 99 mph.
What kind of tire is the General Grabber X3?
The General Grabber X3 in 37X12.5R18 is a all season tire.
Will 37X12.5R18 tires fit my vehicle?
Check the size molded into your current tire's sidewall or the tire placard inside the driver's door jamb — if it reads 37X12.5R18, this tire matches your vehicle's fitment. If you're changing sizes, compare overall diameter to keep your speedometer and clearances right.
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Browse General tires, see every General Grabber X3 size, or view all tires at ThreePiece.us.
- BRAND:
- General
- Model:
- Grabber X3
- Size:
- 37X12.50R18/10
- Aspect Ratio:
- 37
- Load Index:
- 128
- Load Range:
- 10
- Section Width:
- 12.50
- Service Description:
- 128Q
- Speed Index:
- Q
- Tire Rim Diameter:
- 36.8
- Tire Type:
- All Season
- Tread Depth:
- 21
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