Nitto
420Sd Hp
The Nitto 420Sd Hp is available in 3 sizes (R18–R20) for Philippine-market vehicles. Browse the full size table below to find your fitment.
3
Sizes
R18–R20
Rim Range
mid-range
Tier
Japan
Origin
By Aditya AmanPublished Jun 1, 2025Updated Feb 1, 2026Editorial PolicyLives in the Philippines and has driven nearly every Luzon expressway with his family.Available Sizes
| Size | Load Index | Speed | Overall Dia. | View Size |
|---|---|---|---|---|
255/55R18 | 109 | V | 738mm | 255/55R18 |
265/60R18 | 110 | V | 775mm | 265/60R18 |
265/50R20 | 111 | V | 773mm | 265/50R20 |
How to Read Your Tire Size
Match the size printed on your current tire sidewall with one of the 3 sizes listed above.
Where to Buy
Other Nitto Models
Other Tires in 255/55R18
These tire models are also available in 255/55R18, so they fit the same vehicles.
Frequently Asked Questions
How many sizes does the Nitto 420Sd Hp come in?
The Nitto 420Sd Hp is available in 3 sizes, covering rim diameters from R18–R20. This makes it compatible with a wide range of Philippine-market vehicles.
Is the Nitto 420Sd Hp good for expressway driving?
Yes, the Nitto 420Sd Hp is suitable for expressway driving in the Philippines. As a mid-range tire, it offers good highway performance at a reasonable price.
Where can I buy Nitto 420Sd Hp tires in the Philippines?
Nitto 420Sd Hp tires can be purchased from authorized tire dealers and online retailers in the Philippines. Click the "Where to Buy" link on this page for direct availability.
What is the speed rating of the Nitto 420Sd Hp?
Speed ratings vary by size. The 255/55R18 variant has a speed rating of "V". Check the size table for ratings for each available size.
Can I use Nitto 420Sd Hp on my car?
Check if your vehicle's tire size matches one of the 3 available sizes listed in the table. Your correct tire size is printed on the sidewall of your current tires or on the door jamb sticker.