Additional information
| Speed Index | |
|---|---|
| Season | |
| Brand | |
| width | |
| profile | |
| diameter | |
| Load Index | |
| 3PMS | 3PMS |
| Vehicle Type | Passenger |
| Sidewall | Black Sidewall |
| Min Wheel Width | 10 |
| Max Wheel Width | 11.5 |
| EV Compatible | EV Compatible |
| XL | XL |
Description
305/30R21 Hankook IW01 Winter
Detailed specifications
Listed are full spes for this 305/30R21 Hankook IW01 Winter tire — including load/speed ratings, certifications (3PMS / studdable / run-flat / XL), UTQG treadwear/traction/temperature grading, and shipping details for Ontario and Quebec.
Why choose the 305/30R21 Hankook IW01?
305/30R21 Hankook IW01 is positioned as a winter / passenger fitment tire with clear Ontario and Quebec delivery details.
Free shipping • 1–3 business days (Ontario and Quebec)OutofstockOntario & Quebec delivery focusSpecs, fitment notes, and FAQ on page
Best fit if you want
- Cold weather traction, snow performance, and Quebec winter tire compliance.
- Drivers who want a dedicated winter set instead of stretching all seasons into winter.
- Fitments that require XL (extra load) capacity.
- EV fitments where tire load, torque, rolling resistance, and noise can matter more.
Double-check if you need
- Warm weather summer use or maximum tread life in hot conditions.
| Buying option | What to compare |
|---|---|
| Lowest sticker price tires | Check shipping, stock status, delivery timing, and whether the final landed cost is still lower after checkout. |
| XYZTires.com | Assist with fitment context, Ontario/Quebec free delivery, and product specific FAQ. |
Quick Specs
- Size: 305/30R21
- Brand / Model: Hankook IW01
- Season: Winter
- Vehicle Type: Passenger
- EV Compatible: Yes
- Load / Speed: 104V (Load index 104 supports up to 900 kg per tire; speed rating V rated up to 240 km/h)
- Certifications: 3PMSF severe snow service, XL (Extra Load)
- Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)
305/30R21 Hankook IW01 Winter
3PMSF severe snow service rating indicated. XL (Extra Load) rating supports higher inflation pressure and carrying capacity than standard load tires.
What these tire specs mean
- Load Index 104 is the tire’s standardized carrying capacity, supporting up to 900 kg per tire. Use it to confirm the tire meets or exceeds the load rating listed on your vehicle placard.
- Speed Rating V indicates the tire’s maximum sustained speed capability under proper load and inflation. This is approximately 240 km/h under proper load and inflation.
- Winter tires are built for cold weather traction and carry 3PMS for severe snow service.
- XL means Extra Load. These tires are designed to carry higher loads at higher inflation pressures than a standard load tire in the same size, which matters for heavier vehicles, loaded vehicles, or factory fitments that require XL.
- EV Compatible means the tire is marked as suitable for electric vehicles, where load, torque, rolling resistance, and noise can matter more.
- 3PMS is the Three Peak Mountain Snowflake symbol, confirming the tire meets recognized severe snow traction performance standards.
- Vehicle Type helps identify whether the tire is intended for passenger, light truck, commercial, or similar service categories.
How this tire is positioned
305/30R21 Hankook IW01 is positioned as a winter tire built around a 305 mm section width and 21-inch wheel fitment.
In practical terms, this size combines a 30-series sidewall of about 92 mm with a 21-inch wheel diameter, which is useful when matching an existing tire size and wheel setup.
Feature wise, this tire indicates 3PMS certification for severe snow service, an XL extra load rating, load index 104 and speed rating V (~240 km/h).
About the 305/30R21 tire size
The 305/30R21 size breaks down as follows:
- 305 — tread width in millimetres
- 30 — sidewall height as a percentage of tread width (approx. 92 mm)
- R21 — fits a 21-inch rim
The 305/30R21 size is commonly found on performance vehicles and heavy duty trucks. If you’re matching an existing set, confirm the full size marking on your sidewall before ordering.
Key features — Hankook IW01 in 305/30R21
- 3PMSF severe snow service symbol present.
- XL (Extra Load): designed for higher load capacity at higher inflation pressure than standard load tires.
- EV compatible design.
- Load/Speed: 104V — load index 104 supports up to 900 kg per tire, while speed rating V is rated up to 240 km/h.
Ontario & Quebec — winter tire information
In Quebec, winter tires are mandatory on all passenger vehicles from December 1 to March 15 under the Highway Safety Code. In Ontario, winter tires are strongly recommended during cold weather months and many insurance providers offer premium discounts for equipped vehicles. The 305/30R21 Hankook IW01 is a Winter tire bearing the 3PMSF severe snow service symbol, making it eligible to satisfy Quebec’s winter tire mandate.
Vehicles that commonly use 305/30R21 tires
Examples from our vehicle fitment lookup include:
- 2024 Aston Martin DB12
- 2024 Mercedes-Benz AMG GT
- 2022–2024 Audi e-tron
- 2020–2024 Porsche 911
- 2020–2024 Porsche Taycan
- 2019–2023 Aston Martin DBS
Find tires for your vehicle
Select your year, make, model, and trim to see all compatible tires available for delivery across Ontario and Quebec:
Shop more tires — Ontario & Quebec delivery
Frequently asked questions — 305/30R21 Hankook IW01 Winter
What does the 305/30R21 tire size mean?
The 305/30R21 size indicates a tread width of 305 mm, a sidewall ratio of 30% (approximately 92 mm tall), and a 21-inch rim diameter. This size is commonly found on performance vehicles and heavy duty trucks.
Is the 305/30R21 Hankook IW01 a Winter tire?
Yes — the 305/30R21 Hankook IW01 is categorized as a Winter tire. Winter tires are mandatory in Quebec from December 1 to March 15, and strongly recommended across Ontario during cold weather months.
What does the 104V rating mean on the 305/30R21 Hankook IW01?
On the 305/30R21 Hankook IW01, the service description 104V indicates a load index of 104 and a speed rating of V (approximately 240 km/h). The load index is the tire’s standardized carrying capacity, while the speed rating is the maximum sustained speed under proper load and inflation. Always match or exceed your vehicle manufacturer’s required load and speed ratings.
Is the 305/30R21 Hankook IW01 3PMS rated?
Yes — winter tires like the 305/30R21 Hankook IW01 have the 3PMSF (Three-Peak Mountain Snowflake) symbol for severe snow.
Is the 305/30R21 Hankook IW01 studdable?
This tire, 305/30R21 Hankook IW01 is not studdable. Contact us for any questions.
Does the 305/30R21 Hankook IW01 support run flat driving?
No — the 305/30R21 Hankook IW01 is not a run flat.
Is the 305/30R21 Hankook IW01 an XL (extra load) tire?
Yes — the 305/30R21 Hankook IW01 carries an XL (extra load) rating, enabling it to handle higher inflation pressures and greater load capacities than a standard load equivalent.
What does speed rating V mean on the 305/30R21 Hankook IW01?
Speed rating V on the 305/30R21 Hankook IW01 corresponds to a maximum sustained speed of approximately 240 km/h under full load. Always obey posted speed limits regardless of tire rating.
Can I order the 305/30R21 Hankook IW01 with delivery to Ontario or Quebec?
Yes — XYZTires ships the 305/30R21 Hankook IW01 to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).
Why buy the 305/30R21 Hankook IW01 from XYZTires if another tire looks cheaper?
A lower sticker price is only one part of the tire purchase. Compare the final delivered cost, shipping time, stock status, fitment details, and whether the tire category matches how you drive. XYZTires focuses on clear Ontario and Quebec delivery details, product specifications, and fitment context so you can compare the real delivered value, not just the first price you see.
Other available sizes — Hankook IW01
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