The 275/65R17 tire measures 31.1 inches (790 mm) in overall diameter and 10.8 inches (275 mm) in tread width, fitting a 17-inch (431.8 mm) wheel. Its sidewall height is 7 inches (179 mm), with a circumference of 97.7 inches (2480.6 mm) and around 649 revolutions per mile (403 per km).
Known for its balance of comfort, durability, and traction, this size is widely used on trucks and SUVs, providing reliable performance on both highways and rugged terrains.
For a deeper understanding of tire sizes, check out our comprehensive guide on the topic.
275/65R17 in Inches: Tire Dimensions and Key Specifications
When selecting a tire, understanding the specific measurements and characteristics is essential to ensure optimal performance and fitment. The 275/65R17 tire size is commonly used in trucks and SUVs, offering a good balance between durability and comfort. Below is a table summarizing the key dimensions and specifications of the 275/65R17 tire size in both inches and millimeters.
| Specification | Inches | Metric (mm) |
| Sidewall Height | 7″ | 179 mm |
| Diameter | 31.1″ | 790 mm |
| Revolutions per Mile | 649 | 403 per km |
| Width | 10.8″ | 275 mm |
| Wheel Diameter | 17″ | 431.8 mm |
| Circumference | 97.7″ | 2480.6 mm |
These dimensions define the overall size, contact patch, and fitment of the 275/65R17 tire, ensuring it works well with various truck and SUV models.
What Does 275/65R17 Mean? Understanding Tire Meaning
The 275/65R17 tire size is defined by a specific combination of numbers and letters. Here’s a breakdown of each component:
- 275: This is the tire width in millimeters. In this case, the tire measures 275 mm across the tread.
- 65: The aspect ratio is 65%, meaning the sidewall height is 65% of the tire’s width.
- R: The radial construction indicates the tire’s internal structure, which is the most common construction type.
- 17: This number refers to the diameter of the wheel the tire is designed to fit, in inches.
Understanding these elements helps you determine the right tire for your vehicle based on its fitment and intended use.
How to Convert 275/65R17 Tire Measurements Into Inches
Converting metric tire sizes to inches is straightforward. Here’s how you can convert the measurements for a 275/65R17 tire:
- Width: Divide the width (275 mm) by 25.4 to get the width in inches:
275 ÷ 25.4 = 10.8 inches. - Sidewall Height: Multiply the width by the aspect ratio (65%):
10.8 × 0.65 = 7 inches. - Diameter: The wheel diameter remains 17 inches.
Thus, a 275/65R17 tire has a 10.8-inch width, 7-inch sidewall height, and fits a 17-inch wheel rim.
Tire Speed Ratings and Their Importance
When selecting a tire, always consider the speed rating. This letter code indicates the maximum speed the tire can safely handle. The speed rating is crucial for vehicle performance and safety.
Common speed ratings include:
- S: Up to 112 mph (commonly used for family sedans).
- T: Up to 118 mph (ideal for most SUVs and light trucks).
Always ensure that the speed rating of your replacement tire matches or exceeds the original specification for your vehicle.
Comparing 275/65R17 with Other Tire Sizes (275/65R17 vs 265/70R17)
When deciding on the right tire size for your vehicle, it’s important to compare different options to understand how they differ in terms of performance, fitment, and overall impact on your vehicle’s handling. Below is a detailed comparison of the 275/65R17 tire with the 265/70R17, highlighting their key differences in size and performance.
275/65R17 vs 265/70R17 Tire Comparison
| Specification | 275/65R17 | 265/70R17 |
| Tire Width | 10.8 inches | 10.4 inches |
| Sidewall Height | 7 inches | 7.4 inches |
| Overall Diameter | 31.1 inches | 31.6 inches |
| Circumference | 97.7 inches | 99.3 inches |
| Revolutions Per Mile | 649 revs/mile | 639 revs/mile |
The 275/65R17 tire is slightly wider, providing better traction and stability, while the 265/70R17 offers a taller sidewall and overall diameter, which can result in improved ground clearance and a smoother ride over rough terrain.
Top 275/65R17 All-Terrain Tire Brands for Optimal Performance
When it comes to all-terrain tires, selecting a trusted brand ensures your vehicle performs well across various road conditions. Here’s a quick look at some of the top 275/65R17 all-terrain tire brands known for their performance, durability, and versatility.
- BFGoodrich All-Terrain T/A KO2
Offers excellent traction on all surfaces, including mud, dirt, and snow, with high durability and a comfortable on-road ride. - Goodyear Wrangler Duratrac
Known for its exceptional off-road capabilities and traction in snow, mud, and sand, making it a favorite for rugged terrains. - Falken Wildpeak A/T3W
Designed for year-round performance, including wet, dry, and snowy conditions, with a focus on both comfort and off-road readiness. - Nitto Terra Grappler G2
Provides a smooth highway ride with great off-road performance, ideal for trucks and SUVs that see a mix of terrains. - Toyo Open Country A/T III
Built for tough off-road conditions with an emphasis on durability, traction, and noise reduction for a quiet ride on highways.
If you need tire-related services, feel free to visit our tire repair page for expert assistance.
FAQs
Q. What is the height of a 275/65R17 tire?
The overall height (diameter) of a 275/65R17 tire is approximately 31.1 inches (790 mm).
Q. What vehicles use 275/65R17 tires?
This tire size is commonly found on light trucks, SUVs, and crossovers. Some popular vehicles that use this size include the Chevrolet Silverado 1500, Toyota Tacoma, and Jeep Grand Cherokee.
Q. How wide is a 275/65R17 tire?
The width of a 275/65R17 tire is approximately 10.8 inches (275 mm).
