Carlisle Ultra Guard Steel 12R16.5 137A6 - 6A14881
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Looking for a 12R16.5 tire? The Carlisle Ultra Guard Steel is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.
What 12R16.5 means
12R16.5 is a commercial-format size: 12 is the nominal section width in inches, R denotes radial construction, and 16.5 is the wheel diameter in inches — a common drive, steer, and trailer wheel size on medium- and heavy-duty trucks.
Specifications
| Size | 12R16.5 |
| Service Description | 137A6 |
| Load Index | 137 |
| Speed Rating | A6 |
| Section Width (mm) | 12 |
| Overall Diameter (in) | 32.8 |
| Tread Depth (/32") | 33 |
Frequently asked questions
Will 12R16.5 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 12R16.5, this tire matches your vehicle's fitment. If you're changing sizes, compare overall diameter to keep your speedometer and clearances right.
How fast does this tire ship?
Every order at ThreePiece.us ships free, with fast delivery from a nationwide warehouse network. Affirm financing is available at checkout.
Keep shopping
Browse Carlisle tires, see every Carlisle Ultra Guard Steel size, or view all tires at ThreePiece.us.
- BRAND:
- Carlisle
- Model:
- Ultra Guard Steel
- Size:
- 12R16.5
- Load Index:
- 137
- Section Width:
- 12
- Service Description:
- 137A6
- Speed Index:
- A6
- Tire Rim Diameter:
- 32.8
- Tread Depth:
- 33
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