Additional information
| Speed Index | |
|---|---|
| Season | |
| Brand | |
| width | |
| profile | |
| diameter | |
| Load Index | |
| 3PMS | 3PMS |
| Vehicle Type | Passenger |
| Sidewall | Black Sidewall |
| Tread Depth | 13 |
| XL | XL |
255/60R18 Toyo Observe Gsi 6 LS Winter
$295.00
Other Sizes
255/60R18 Toyo Observe Gsi 6 LS Winter
In stock
Description
255/60R18 Toyo Observe Gsi 6 LS Winter
Full specifications
Everything you need to know about the 255/60R18 Toyo Observe Gsi 6 LS Winter is on this page — what the size means, load and speed ratings, certifications like 3PMS and XL, which vehicles it fit, and how we ship to Ontario and Quebec.
Is the 255/60R18 Toyo Observe Gsi 6 LS right for you?
255/60R18 Toyo Observe Gsi 6 LS is a winter / passenger fitment tire, with Ontario and Quebec delivery details on this page.
Free shipping • 1–3 business days (Ontario and Quebec)In stockOntario & Quebec focusedFull specs, fitment, and FAQ on page
A good fit if you
- Cold weather, snow, and ice — the conditions this tire is specifically engineered for.
- Drivers who want the best cold-weather performance and won’t compromise with all-seasons.
- Factory fitments or vehicles that specifically require XL-rated tires.
Think twice if you need
- Summer use — winter compound softens too much in heat, wearing faster and handling worse.
| Buying option | What to compare |
|---|---|
| Lowest sticker price | Check the shipping cost, stock status, and delivery timeline — the final landed price may look different at checkout. |
| XYZTires | Transparent Ontario and Quebec delivery details, fitment context, and product-specific FAQ on every page. |
Quick Specs
- Size: 255/60R18
- Brand / Model: Toyo Observe Gsi 6 LS
- Season: Winter
- Vehicle Type: Passenger
- Load / Speed: 112H (Load index 112 supports up to 1120 kg per tire; speed rating H rated up to 210 km/h)
- Certifications: 3PMSF severe snow service, XL (Extra Load)
- Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)
255/60R18 Toyo Observe Gsi 6 LS Winter
Carries the 3PMSF symbol — tested and rated for severe snow service. XL (Extra Load) — built to handle higher inflation pressures and heavier loads than a standard-load tire of the same size.
What these tire specs mean
- Load index 112 means each tire can carry up to 1120 kg. Check your door jamb placard — the tire needs to meet or beat the load rating your manufacturer specifies.
- Speed rating H is the maximum sustained speed this tire is designed to handle under proper conditions. That works out to 210 km/h under correct load and inflation — not a target, just the rated ceiling.
- Winter tires use a softer compound that stays pliable in cold temperatures, where all-season rubber starts to harden. They carry the 3PMS symbol and meet Quebec’s winter tire mandate.
- XL means Extra Load. These tires run at higher inflation pressures and handle more weight than a standard-load tire of the same size. If your vehicle’s factory spec calls for XL, that’s what you need — swapping to standard load can affect ride, handling, and safety.
- 3PMS stands for Three Peak Mountain Snowflake — a symbol earned by meeting specific severe snow traction standards in testing. It is the mark Quebec requires for winter tire compliance.
- Vehicle type indicates the service category this tire is built for — passenger car, light truck, commercial, or other. Matching the right category matters for load capacity, handling, and safety.
Where this tire fits in
The 255/60R18 Toyo Observe Gsi 6 LS is a winter tire, built around a 255 mm section width for a 18-inch wheel.
In practical terms, this size gives you a 60-series sidewall of about 153 mm paired with a 18-inch wheel diameter — confirm this against your current tire’s sidewall marking before ordering.
Worth noting on the spec side: this tire carries 3PMS certification for severe snow service, an XL extra load rating, load index 112 and speed rating H (~210 km/h).
About the 255/60R18 tire size
The 255/60R18 breaks down into three numbers:
- 255 — tread width in millimetres, measured across the contact patch
- 60 — sidewall height as a percentage of the tread width (roughly 153 mm of rubber between road and rim)
- R18 — radial construction, for a 18-inch wheel
The 255/60R18 size is commonly found on mid size SUVs, crossovers, and sport sedans. Replacing a set? The full size marking is on your current tire’s sidewall — confirm width, profile, and rim diameter all match before you order.
What stands out — Toyo Observe Gsi 6 LS 255/60R18
- Carries the 3PMSF symbol — tested and rated for severe snow traction.
- XL (Extra Load) rated — handles higher inflation pressures and heavier loads than a standard-load equivalent.
- Service description 112H: load index 112 means each tire carries up to 1120 kg, speed rating H is rated to 210 km/h.
- 255/60R18 mounts on a 18-inch wheel.
Ontario & Quebec — winter tire rules
In Quebec, winter tires are mandatory on all passenger vehicles from December 1 to March 15 — it’s the law under the Highway Safety Code, not a suggestion. In Ontario, they’re strongly recommended through the cold months, and most insurance providers give you a premium discount when you run them. The 255/60R18 Toyo Observe Gsi 6 LS is a Winter tire with the 3PMSF symbol, so it qualifies for Quebec’s winter mandate.
Vehicles that fit 255/60R18 tires
Based on our fitment database, this size is used on:
- 2024 Volkswagen Atlas
- 2023 Honda Pilot
- 2022–2024 Infiniti QX60
- 2022–2024 Nissan Pathfinder
- 2020 Land Rover Range Rover Velar
- 2019–2020 Nissan Pathfinder
- 2017–2020 Jaguar F-Pace
- 2016–2020 Audi Q7
- 2016–2023 Mazda CX-9
- 2005–2009 Land Rover LR3
Find the right tires for your vehicle
Pick your year, make, model, and trim — we’ll show you everything we carry that fits, with Ontario and Quebec delivery details:
More tires — Ontario & Quebec delivery
Common questions — 255/60R18 Toyo Observe Gsi 6 LS Winter
What does the 255/60R18 tire size mean?
Break it down and 255/60R18 tells you three things: the tread is 255 mm wide, the sidewall stands at 60% of that — about 153 mm of rubber between road and rim — and it fits a 18-inch wheel. You’ll find this size most often on mid size SUVs, crossovers, and sport sedans.
Is the 255/60R18 Toyo Observe Gsi 6 LS a Winter tire?
Yes — the 255/60R18 Toyo Observe Gsi 6 LS is categorized as a Winter tire. In Quebec, that’s the law — mandatory from December 1 to March 15 under the Highway Safety Code. In Ontario it’s strongly recommended, and most insurance providers offer a premium discount when you run dedicated winter rubber.
What does the 112H rating mean on the 255/60R18 Toyo Observe Gsi 6 LS?
The 112H on the Toyo Observe Gsi 6 LS breaks into two numbers: load index 112, meaning each tire carries up to 1120 kg, rated to approximately 210 km/h; and speed rating H, rated to 210 km/h under proper load and inflation. Your door jamb placard lists the minimum ratings your vehicle requires — match or exceed both.
Is the 255/60R18 Toyo Observe Gsi 6 LS 3PMS rated?
Yes — like all proper winter tires, the Toyo Observe Gsi 6 LS carries the 3PMSF symbol. It’s been tested for severe snow traction and meets Quebec’s winter tire mandate.
Is the 255/60R18 Toyo Observe Gsi 6 LS studdable?
Studdable status is not confirmed for this tire. Reach out and we’ll check the manufacturer specs for you.
Does the 255/60R18 Toyo Observe Gsi 6 LS support run flat driving?
No — the Toyo Observe Gsi 6 LS is a standard tire, not a run flat. If your vehicle came equipped with run flats, your replacement set needs to be run flat-capable too.
Is the 255/60R18 Toyo Observe Gsi 6 LS an XL (extra load) tire?
Yes — the Toyo Observe Gsi 6 LS is XL rated. It’s designed for higher inflation pressures and greater load capacity than a standard-load tire of the same size. If your current tires are XL, your replacement should be too.
What does speed rating H mean on the 255/60R18 Toyo Observe Gsi 6 LS?
Speed rating H on the Toyo Observe Gsi 6 LS corresponds to a maximum sustained speed of 210 km/h under proper load and inflation. In practice, this tells you the performance category the tire is built for — not a number to chase on public roads.
Can I order the 255/60R18 Toyo Observe Gsi 6 LS with delivery to Ontario or Quebec?
Yes — we ship the 255/60R18 Toyo Observe Gsi 6 LS across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).
Why buy the 255/60R18 Toyo Observe Gsi 6 LS from XYZTires if another tire looks cheaper?
A lower sticker price is worth comparing, but the full picture includes shipping cost, delivery timeline, whether it’s actually in stock, and whether the tire category is right for how you drive. We focus on making those details clear upfront — so you can compare real delivered value, not just the first number you see.
Other Toyo Observe Gsi 6 LS sizes
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