Dynapro HPX RA43
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Specifications
| Size | 245/45R21 XL Dynapro HPX RA43 |
|---|---|
| Width | 245 mm |
| Aspect ratio | 45 |
| Rim diameter | R21 |
| Load index | 104 |
| Speed rating | W |
| Load range | XL |
| Season | All-Season |
|---|---|
| UTQG | 680 A A |
| Treadwear warranty | 70,000 miles |
| Tread depth | 10/32" |
| Weight | 30.5 lbs |
| Max pressure | 50 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Hankook Dynapro HPX RA43
All-Season Passenger SUV tire.
Features
* New all-season compound* Increased contact area* 3D GripKontrol sipes* Knurling technology applied inside the grooves* Optimized multi-pitch sequencing* 70,000 Mile / 113000Km Limited Treadwear Warranty* Road Hazard Warranty* 30 Day Free Trial
Benefits
* For even tread wear and enhanced mileage* Provides excellent handling and braking performance* Helps provide outstanding grip and handling in all seasons* Effectively reduces tread pattern noise during road contact for a quieter, more comfortable ride
Understanding the 245/45R21 XL size
In the size code 245/45R21, 245 is the section width in millimetres (about 9.6"). 45 is the aspect ratio — the sidewall height is 45% of the width, or roughly 110.3 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 29.7".
The load index 104 means each tire supports up to 1,984 lbs — about 7,936 lbs across a full set of four. The speed symbol W certifies the tire to 168 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
What the Hankook Dynapro HPX RA43 is built for
The Hankook Dynapro HPX RA43 is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It carries an M+S (mud and snow) marking for light winter service. Fitment category: Passenger Car, SUV/CUV, Performance, HP.
Tread life and grip ratings
This tire carries a UTQG rating of 680 A A. The treadwear grade of 680 is a relative durability score — a grade of 200 is expected to last roughly twice as long as a grade of 100 under the same controlled test. Traction grade A measures straight-line wet stopping grip (AA is highest, then A, B and C). Temperature grade A reflects heat resistance at sustained speed (A is highest).
Price and value
At $202.49 per tire, a full set of four costs $809.96. That is about 36% below the average price of the 11 tires we stock in this size. Backed by a 70,000-mile treadwear warranty, that works out to roughly $11.57 per 1,000 miles across the set.
Frequently asked questions
What does the tire size 245/45R21 mean?
245 is the section width in millimetres, 45 is the aspect ratio (sidewall height as a percentage of width, about 110.3 mm), and R21 indicates radial construction for a 21-inch wheel. Overall diameter is approximately 29.7 inches.
What are the load and speed ratings of the Hankook Dynapro HPX RA43 245/45R21 XL?
Its load index of 104 allows up to 1,984 lbs per tire. Its speed rating of W is certified to 168 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.
How much does a set of 4 Hankook Dynapro HPX RA43 245/45R21 XL tires cost?
A single tire is $202.49 and a set of four is $809.96, covered by a 70,000-mile treadwear warranty.
Does the Dynapro HPX RA43 come in other sizes?
Yes — we stock 46 additional Dynapro HPX RA43 sizes besides 245/45R21 XL. Fit only a size approved for your vehicle.