Westlake RP18 Radial Tire Review

Westlake RP18 Radial Tire Review

Feb 22nd 2021

The RP18 touring line is engineered for year-round performance and provides unmatched value in its category. Utilizing an all-season touring tread design with four circumferential grooves fused with a multitude of lateral siping for optimized wet traction, steering response, and handling. The symmetric tread design also allows for tire rotations which supports prolonged tread wear.

The RP18 Radial is the entry-level tire in Westlake’s range. Arguably, this is the manufacturer’s most popular and best-selling model. It’s a touring all-season tire designed for small city cars, compact cars, mid-size sedans, minivans, and some crossover models. Westlake offers the RP18 tire in many popular sizes, ranging from 13-inch wheel diameter to 16-inch wheel diameter.

Quick Review

  • Season: All Season
  • Type: Touring
  • Car Type: Passenger
  • Run Flat: NO
  • In Stock: Yes (Check Price)

Are Westlake RP18 Radial tires good?

This is one of the best low-cost models on the market. They boast an improved performance in wet conditions, compared to other models in its class. For a lower priced model, it boasts a long period of usability as well as a good level of comfort during the drive.

Experience the Westlake RP18 Radial

This is a touring tire, meaning, one of its key traits is to provide a comfortable drive and reduce road noise as much as possible. The model utilizes a variable tread pattern to achieve this task of lowering road noise and providing a high level of comfort. The tire is designed to perform all throughout the year. Due to its circumferential grooves, it is able to eliminate the danger of hydroplaning and its angled grooves and siping detail enable it to safely perform in all weather conditions. Traction on dry and wet surfaces is actually very good. It ranks with many of the bigger name brand tires in this category. The steering is responsive and provides a good feel for the road. Cornering stability is satisfactory, and the ride is comfortable.

In its price range the RP18 Radial stands out in its quality and performance. In this category it boasts excellent steering response and improved braking ability in short distance situations. The RP18 Radial ensures safety as well as performance even at high speeds and it is secure when used on wet roads. It provides reliable handling on a wet surface and the braking ability is not impaired either. Although the model is able to handle light snow, it is not the best choice for harsh winter conditions. The Westlake RP18 Radial is great value for money, just its strong road grip and wet weather performance alone are worth the price of admission.

The Westlake RP18 Radial will definitely justify its touring tire classification, as it is sure to enable great driving comfort. The ride quality is very smooth, even over some large potholes, and there is not much tread noise. Although, some users report the tire becomes noisier as it wears down.


  • Good price
  • Excellent wet surface traction
  • High comfort
  • Long tread life


  • Reduced traction in heavy winter conditions
  • Becomes noisier over time


The Westlake RP18 Radial features a 45,000 mile warranty, which is a great deal when the initial price of the tire is taken into consideration. The tire’s sturdy compound and symmetric tread pattern ensure traction in all weather conditions, while the circumferential grooves prevent hydroplaning. The optimized tread design and the lower profile improve the steering responsiveness. The tread’s vertical siping pattern enhances the driving stability and the cornering capability.

The model guarantees a longer lasting tread life by preventing irregular wear patterns from forming along the tire surface. The model’s remarkable controllability is due to its maintained road contact. The lower tire profile and the tread pattern improve the steering responsiveness. Their constant contact with the road surface improves the steering response time and accuracy. The tread design’s vertical siping detail upgrades the driving stability, as it secures the tire against the driving pressure affecting it.

The Westlake RP18 Radial features vertical sipes and a shoulder tread block sequence which boost the cornering and maneuvering ability. They firmly grip the road surface with additional biting edges that ensure a safer and more reliable driving experience. The symmetric non-directional tread design enables equal distribution of the driving pressure along the tire surface. This equal circulation of the forces of acceleration, cornering and braking avoids irregular wear formations on the tread area. The extended tread life and usability make the tire more cost efficient.


The Westlake RP18 Radial is simply great value for money. In its price range, this is an outstanding tire. So, if you’re mindful of your budget and you’re always looking for a great deal, this tire is it. This is quite a sought-after model in its price range, and once out on the road, it’s easy to see why. Finding a tire with similar capabilities for the same price would be more than difficult. The prices for this model range from approximately $34 and up. You may also find occasional rebates, discount prices, coupons and special offers on this tire. The only real complaints with this model would be the traction and grip on ice and hard-packed snow. You need to slow down and use some extra caution. But this is standard for an all season tire, as they are not built for heavy snow and harsh winter road conditions. Also, as the tread starts to wear, it might increase the level of road noise. At highway speeds the model is considerably noisier than bigger name models.

  • All weather traction
  • Longer lasting tread life
  • Enhanced controllability
  • Boosted cornering & maneuvering

Check available sizes for Westlake RP18 Radial.

Frequently Asked Questions (FAQs)

Are Westlake RP18 Radial tires All Season?

Westlake all-season tires are designed to perform all throughout the year, in wet and light snowy conditions. Westlake offers a wide variety of all-season tires that combine quality and value for your light truck, crossover or SUV, like the RP18, SA07 or SU318 H/T.

Are Westlake RP18 Radial tires good for Winter?

This model is an all season model, meaning it can provide a solid performance in light winter conditions, but if the conditions get harsher, it is safer to switch to a specialty winter model.

Who are Westlake RP18 Radial tires made by?

Westlake tires are made in a high-tech manufacturing facility in China by Hangzhou Zhongce Rubber Company.