295/50R21 tire size in inches
A 295/50R21 tire measures
32.6" tall × 11.6" wide
5.81" sidewall on a 21" wheel. 618 revolutions per mile.
295/50R21 means a tire 295 mm wide, with sidewalls 50% as tall as the tire is wide (148 mm), radial construction (R), for a 21 inch wheel.
295/50R21 specs
| Overall diameter (height) | 32.61 inches (828 mm) |
|---|---|
| Section width | 11.61 inches (295 mm) |
| Sidewall height | 5.81 inches (148 mm) |
| Wheel (rim) diameter | 21 inches |
| Circumference | 102.5 inches (2,602 mm) |
| Revolutions per mile | 618 |
| Revolutions per kilometer | 384 |
| Approximate rim width | 8.5" to 10.0" |
| In inches (flotation style) | 32.6x11.6R21 |
| Aspect ratio | 50% |
Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.
Sizes that can replace 295/50R21 on a 21" wheel
These 21" sizes are within 3% of 295/50R21's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 325/45R21 | 32.52" | 12.80" | −0.3% | 59.8 mph | Compare |
| 265/55R21 | 32.48" | 10.43" | −0.4% | 59.7 mph | Compare |
| 335/45R21 | 32.87" | 13.19" | +0.8% | 60.5 mph | Compare |
| 275/55R21 | 32.91" | 10.83" | +0.9% | 60.5 mph | Compare |
| 305/50R21 | 33.01" | 12.01" | +1.2% | 60.7 mph | Compare |
| 285/50R21 | 32.22" | 11.22" | −1.2% | 59.3 mph | Compare |
| 355/40R21 | 32.18" | 13.98" | −1.3% | 59.2 mph | Compare |
| 315/45R21 | 32.16" | 12.40" | −1.4% | 59.2 mph | Compare |
| 255/55R21 | 32.04" | 10.04" | −1.8% | 58.9 mph | Compare |
| 345/45R21 | 33.22" | 13.58" | +1.9% | 61.1 mph | Compare |
| 285/55R21 | 33.34" | 11.22" | +2.2% | 61.3 mph | Compare |
| 345/40R21 | 31.87" | 13.58" | −2.3% | 58.6 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 245/55R22 | 22" | 32.61" | 0.0% | Compare |
| 305/65R17 | 17" | 32.61" | 0.0% | Compare |
| 265/70R18 | 18" | 32.61" | 0.0% | Compare |
| 285/65R18 | 18" | 32.59" | −0.1% | Compare |
| 315/55R19 | 19" | 32.64" | +0.1% | Compare |
| 345/50R19 | 19" | 32.58" | −0.1% | Compare |
| 265/75R17 | 17" | 32.65" | +0.1% | Compare |
| 355/45R20 | 20" | 32.58" | −0.1% | Compare |
| 275/40R24 | 24" | 32.66" | +0.1% | Compare |
| 265/65R19 | 19" | 32.56" | −0.2% | Compare |
| 335/40R22 | 22" | 32.55" | −0.2% | Compare |
| 315/35R24 | 24" | 32.68" | +0.2% | Compare |
One size up or down
- 285/50R21narrower: 32.2" × 11.2"
- 305/50R21wider: 33.0" × 12.0"
- 295/45R21lower profile: 31.5" × 11.6"
- 295/55R21taller sidewall: 33.8" × 11.6"
Compare 295/50R21 with another size
Questions
- How tall is a 295/50R21 tire?
- A 295/50R21 tire is 32.6 inches tall (828 mm), calculated from the size. It is 11.6 inches wide with 5.8 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 295/50R21 mean?
- 295/50R21 means a tire 295 mm wide, with sidewalls 50% as tall as the tire is wide (148 mm), radial construction (R), for a 21 inch wheel.
- How many revolutions per mile does a 295/50R21 tire make?
- About 618 revolutions per mile, based on a circumference of 102.5 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 295/50R21 tire?
- Roughly 8.5" to 10.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 325/45R21 instead of 295/50R21?
- 325/45R21 is −0.10 inches (−0.3%) in overall diameter, so at an indicated 60 mph you would be doing 59.8 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.