When selecting tires, the size code on the sidewall provides key information. For instance, 295/45 R20 and 35X/12.5 R17 are tire sizes suited to different types of vehicles and driving conditions.
What Does 295/45 R20 Mean?
This size is commonly found on SUVs and high-performance vehicles, offering a balance of grip and stability. Breaking down the code:
- 295: Tire width in millimeters.
- 45: Aspect ratio, which is the sidewall height as a percentage of the tire width.
- R: Stands for radial construction.
- 20: Wheel diameter in inches.
Decoding 35X/12.5 R17
The 35X/12.5 R17 size is popular among off-road enthusiasts and trucks, providing excellent traction and durability. Here’s what it means:
- 35: Tire height in inches.
- 12.5: Tire width in inches.
- R: Radial construction.
- 17: Wheel diameter in inches.
Which One to Choose?
For highway and urban driving, 295/45 R20 offers a quieter, smoother ride and better fuel efficiency. Meanwhile, 35X/12.5 R17 excels on rugged terrains, offering a larger contact area for improved off-road performance.