155/70R19 Tire Size Specifications
Complete dimensional breakdown in inches and millimeters, approved wheel rim widths, vehicle fitments, speedometer error tables, and safe plus-sizing alternatives.
155/70R19 Technical Dimension Table
Standardized measurements computed according to ETRTO & ISO 4000-1 passenger and commercial tire design formulas.
| Specification Property | Imperial (Inches / Miles) | Metric (Millimeters / Kilometers) |
|---|---|---|
| Overall Rolling Diameter | 27.54 in | 699.5 mm |
| Section Width (Cross-section) | 6.1 in | 155 mm |
| Sidewall Cushion Height | 4.27 in | 108.5 mm |
| Circumference (Rolling Distance) | 86.53 in | 2197.9 mm |
| Revolutions per Distance | 755 revs/mile | 469 revs/km |
| Wheel Rim Diameter | 19 in | 482.6 mm |
| Approved Rim Width Range | 4.2" – 5.4" | 107 – 137 mm |
| Measuring / Ideal Rim Width | 4.8 in | 122 mm |
| Aspect Ratio (Profile %) | 70% of section width | |
What 155/70R19 Is Typically Used For
Dimensions in this range are typical of pickups, SUVs and off-road fitments, where load capacity and sidewall strength matter more than steering response.
To find the size your specific vehicle takes, check the placard on the driver-side door jamb or your owner's manual. Fitment depends on model year, trim, brake caliper clearance, wheel offset and suspension setup, so the correct size for your car is the one the manufacturer specifies.
Popular Comparisons with 155/70R19
Frequently Asked Questions about 155/70R19
What size is 155/70R19 in inches?
The 155/70R19 tire measures approximately 27.54" in overall diameter, 6.1" in section width (tread/sidewall cross-section), and is mounted on a 19" diameter wheel rim.
What rim width is recommended for 155/70R19?
The approved rim width range for 155/70R19 is 4.2" to 5.4" wide, with an ideal measuring rim width of 4.8" for optimal tread contact and even wear.
What are the closest safe alternative sizes for 155/70R19?
Always verify rolling diameter stays within ±3% of 27.54" to prevent transmission strain and speedometer inaccuracies.
How many revolutions per mile does 155/70R19 make?
A standard 155/70R19 tire rotates approximately 755 revolutions per mile (469 revs per kilometer) at normal inflation pressure and rolling radius.