Hummer Tire Sizes & Rim Specifications | OEM Metric Tire Codes
Discover the full list of Hummer vehicle models and their corresponding tire sizes and rim dimensions. Our catalog provides precise OEM-style metric tire codes paired with rim width and diameter data sorted by year.\n\nEach Hummer model link leads to detailed tire size tables, enabling you to find the correct tire and wheel setup for your vehicle. Whether you have an H2, H3, or Classic Hummer, our reference ensures you use factory-approved sizes.\n\nUsing the correct tire size and rim width is essential for maintaining vehicle performance, safety, and handling characteristics. Our data aims to simplify choosing the right tire by matching specifications directly from OEM standards.\n\nRefer to the year-sorted tables to select the exact tire metric code that aligns with your vehicle’s production year, ensuring optimal fitment and compatibility.
1 model
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |
Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |