Hankook K129 255/40R21 102(Y)
XLStuddableThe size 255/40R21 means a tire 255 mm wide, with a sidewall 40% as tall as it is wide (about 102 mm), built for 21-inch wheels. Load index 102 means each tire can carry up to 850 kg (1,874 lb), or 3,400 kg for a set of four. It is an XL (extra load) tire, reinforced to carry more weight at higher inflation pressure.
$447.00 per tire
Set of 4: $1,788.00 before tax
In stock
- Free delivery in ON & QC, 1–3 business days
- Or pick up in Etobicoke
- 30-day returns on unused tires (see policy)
SKU HN 1024833 · GTIN 715459460892
Specifications
| Size | 255/40R21 |
|---|---|
| Load index | 102 — 850 kg (1,874 lb) per tire |
| Speed rating | (Y) |
| Season | Summer |
| 3PMS (severe snow) | No |
| XL | Yes |
| Run-flat | No |
| Studdable | Yes |
| UTQG | 240 AA A |
| Tread depth (new) | 9/32″ (7.1 mm) |
| Overall diameter | 737 mm (29.0″) |
| Revolutions per km | 432 |
| Tire type | Passenger |
About the Hankook K129
The Hankook K129 is a summer tire for cars and minivans, available at XYZ Tires in 11 sizes (19–21" wheels), from $368.00 per tire, with free delivery in Ontario and Quebec.
Vehicles that use 255/40R21
- Audi SQ5 2014–2024
- Volvo XC60 2018–2024
- Rolls Royce Ghost 2014–2024
- Mercedes-Benz GLC 43 2017–2024
- BMW X3 2020–2024
- BMW X4 2020–2024
- Alfa Romeo Stelvio 2021–2024
- Maserati Grecale 2023–2024
- Genesis GV70 2022–2024
- BMW i7 2023–2024
- Audi Q5 2017–2024
- BMW 740i 2023–2024
- BMW 760i 2023–2024
- Genesis GV60 2023–2024
- Kia EV6 2023–2024
- BMW 750e 2024
- Mercedes-Benz S63 2024
- Rolls Royce Wraith 2014–2021
Original-equipment fitments from our vehicle database. Confirm the size on your door placard before ordering.
Other Hankook K129 sizes
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Questions about the Hankook K129 255/40R21
Which vehicles use 255/40R21 tires?
255/40R21 is original equipment on vehicles including the Audi SQ5 (2014–2024), Volvo XC60 (2018–2024), Rolls Royce Ghost (2014–2024), Mercedes-Benz GLC 43 (2017–2024), BMW X3 (2020–2024), BMW X4 (2020–2024). Check the placard on your driver’s door jamb to confirm your size.
Can I use the Hankook K129 255/40R21 in winter?
No. Summer tires lose grip below about 7 °C and must not be used on snow or ice. Switch to winter tires for the cold season.
How fast is delivery and is it free?
Delivery is free to any address in Ontario or Quebec, usually within 1 to 3 business days. You can also pick up your order at 321 Rexdale Blvd, Etobicoke, Monday to Friday from 9 a.m. to 5 p.m.