Warranty
“Millennium” warranty:
- Limited treadwear warranty
- “P-Metric” & “Euro-Metric” - 112,000 km
- ”LT sizes” - 80,000 km
- 5 year workmanship and materials.
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Winter tire for passenger cars, vans and SUVs, light trucks
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PREMIUM WINTER TIRE FOR PASSENGER CARS, VANS AND SUVS, LIGHT TRUCKS
The Observe GSi-6 featuring Toyo’s signature studless Microbit Technology™, is designed to handle the harshest Canadian winters.
3 VARIATIONS OF ONE PATTERN!
Toyo wanted to ensure the Observe GSi-6 was engineered to suit the various vehicle segments and applications. To achieve this, slight variations were incorporated into the construction and design to address the unique attributes of passenger cars, CUV’s, SUV’s and light trucks.
ADVANCED COMPOUNDING
High levels of silica along with a new high grip polymer blended in the rubber compound keeps the tire pliable during colder temperatures while also improving wet weather traction.
Improved performance not only in snow and slush, but on ice and cold wet roads as well. How did Toyo Tire accomplish all of this? Traction from advanced technology.
Vehicle Type
Tire Use
Does this tire fit your vehicle?
How confident are we that you will love our tires?
Take 30 days and we will show you how much.
Purchase a set of four (4) qualifying TOYO tires and enjoy a 30 day trial. If within 30 days you are not completely satisfied with the performance of your new TOYO tires ...

Sizes & Specifications
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 235/75R15XL | 109T | 364720 | 6.0-(6.5)-8.0 | 28.9 | 9.3 | OWL | 12 | 447 | 2271 | 50 | 15 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LT215/85R16 | 115/112S | 364290 | 5.5-(6.0)-7.0 | 30.4 | 8.5 | BL | 14 | 424 | 2680/2470 | 80/80 | 16 |
| LT235/85R16 | 120/116S | 364280 | 6.0-(6.5)-7.5 | 31.7 | 9.3 | OWL | 15 | 407 | 3042/2780 | 80/80 | 16 |
| LT225/75R16 | 115/112S | 364250 | 6.0-(6.0)-7.0 | 29.3 | 8.8 | BL | 14 | 441 | 2680/2470 | 80/80 | 16 |
| LT245/75R16 | 120/116S | 364240 | 6.5-(7.0)-8.0 | 30.5 | 9.8 | OWL | 14 | 424 | 3042/2778 | 80/80 | 16 |
| 245/75R16 | 111T | 364700 | 6.5-(7.0)-8.0 | 30.5 | 9.8 | OWL | 12 | 424 | 2403 | 44 | 16 |
| LT265/75R16 | 123/120S | 364310 | 7.0-(7.5)-8.0 | 31.7 | 10.5 | OWL | 14 | 408 | 3415/3085 | 80/80 | 16 |
| 265/75R16 | 116T | 364730 | 7.0-(7.5)-9.0 | 31.7 | 10.5 | OWL | 12 | 408 | 2756 | 44 | 16 |
| LT285/75R16 | 126/123S | 364410 | 7.5-(8.0)-9.5 | 32.8 | 11.3 | OWL | 16 | 393 | 3750/3415 | 80/80 | 16 |
| 215/70R16 | 100H | 364500 | 5.5-(6.5)-7.0 | 27.9 | 8.7 | BL | 12 | 463 | 1764 | 51 | 16 |
| 235/70R16XL | 109T | 364530 | 6.0-(7.0)-8.0 | 29 | 9.4 | OWL | 12 | 446 | 2271 | 50 | 16 |
| 245/70R16 | 107T | 364690 | 6.5-(7.0)-8.0 | 29.5 | 9.8 | OWL | 12 | 437 | 2149 | 44 | 16 |
| 255/70R16 | 111T | 364640 | 6.5-(7.5)-8.5 | 30.1 | 10.2 | OWL | 12 | 429 | 2403 | 44 | 16 |
| 265/70R16 | 112T | 364510 | 7.0-(8.0)-9.0 | 30.6 | 10.7 | OWL | 12 | 421 | 2469 | 44 | 16 |
| 265/70R16 | 112T | 364520 | 7.0-(8.0)-9.0 | 30.6 | 10.7 | BL | 12 | 421 | 2469 | 44 | 16 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LT235/80R17 | 120/117S | 364300 | 6.0-(6.5)-7.5 | 31.8 | 9.3 | BL | 14 | 406 | 3085/2835 | 80/80 | 17 |
| 235/75R17 | 109T | 364660 | 6.0-(6.5)-8.0 | 30.9 | 9.3 | OWL | 12 | 418 | 2271 | 44 | 17 |
| LT245/75R17 | 121/118S | 364220 | 6.5-(7.0)-7.5 | 31.5 | 9.8 | BL | 14 | 410 | 3195/2910 | 80/80 | 17 |
| LT245/75R17 | 121/118S | 364230 | 6.5-(7.0)-7.5 | 31.5 | 9.8 | OWL | 14 | 410 | 3195/2910 | 80/80 | 17 |
| 235/70R17XL | 109T | 364710 | 6.0-(7.0)-8.0 | 30 | 9.4 | OWL | 12 | 430 | 2271 | 50 | 17 |
| LT245/70R17 | 119/116S | 364340 | 6.5-(7.0)-8.0 | 30.6 | 9.8 | OWL | 14 | 423 | 3000/2755 | 80/80 | 17 |
| 245/70R17 | 110T | 364540 | 6.5-(7.0)-8.0 | 30.6 | 9.8 | OWL | 12 | 423 | 2337 | 44 | 17 |
| 255/70R17 | 112T | 364600 | 6.5-(7.5)-8.5 | 31.1 | 10.2 | OWL | 12 | 415 | 2469 | 44 | 17 |
| LT265/70R17 | 121/118S | 364270 | 7.0-(8.0)-9.0 | 31.7 | 10.7 | BL | 15 | 408 | 3195/2910 | 80/80 | 17 |
| LT265/70R17 | 121/118S | 364260 | 7.0-(8.0)-9.0 | 31.7 | 10.7 | OWL | 15 | 408 | 3195/2910 | 80/80 | 17 |
| 265/70R17 | 115T | 364430 | 7.0-(8.0)-9.0 | 31.7 | 10.7 | BL | 12 | 408 | 2679 | 44 | 17 |
| 265/70R17 | 115T | 364440 | 7.0-(8.0)-9.0 | 31.7 | 10.7 | OWL | 12 | 408 | 2679 | 44 | 17 |
| LT285/70R17 | 121/118S | 364360 | 7.5-(8.5)-9.5 | 32.8 | 11.5 | OWL | 16 | 394 | 3195/2910 | 80/80 | 17 |
| 225/65R17 | 102H | 364450 | 6.0-(6.5)-8.0 | 28.5 | 9 | BL | 12 | 453 | 1874 | 51 | 17 |
| 235/65R17 | 104T | 364460 | 6.5-(7.0)-8.5 | 29.1 | 9.4 | BL | 12 | 444 | 1984 | 44 | 17 |
| 245/65R17 | 107H | 364490 | 7.0-(7.0)-8.5 | 29.5 | 9.8 | BL | 12 | 437 | 2149 | 51 | 17 |
| 255/65R17 | 110T | 364630 | 7.0-(7.5)-9.0 | 30.1 | 10.2 | OWL | 12 | 429 | 2337 | 44 | 17 |
| 265/65R17 | 112T | 364550 | 7.5-(8.0)-9.5 | 30.6 | 10.7 | OWL | 12 | 423 | 2469 | 44 | 17 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 255/70R18 | 113S | 364740 | 6.5-(7.5)-8.5 | 32.1 | 10.2 | BL | 12 | 402 | 2535 | 44 | 18 |
| 265/70R18 | 116T | 364620 | 7.0-(8.0)-9.0 | 32.6 | 10.7 | BL | 12 | 395 | 2756 | 44 | 18 |
| LT275/70R18 | 125/122S | 364330 | 7.0-(8.0)-9.0 | 33.2 | 11 | BL | 15 | 389 | 3640/3305 | 80/80 | 18 |
| 235/65R18 | 110V | 369320 | 6.0-(7.0)-8.5 | 30 | 9.4 | BW | 11 | 430 | 2337 | 50 | 18 |
| LT255/65R18 | 120/117R | 364420 | 7.5-(7.5)-9.0 | 31.1 | 10.2 | BL | 14 | 416 | 3085/2835 | 80/80 | 18 |
| 255/65R18 | 111T | 364570 | 7.0-(7.5)-9.0 | 31.1 | 10.2 | BL | 12 | 416 | 2403 | 44 | 18 |
| 265/65R18 | 114T | 364610 | 7.5-(8.0)-9.5 | 31.5 | 10.7 | BL | 12 | 409 | 2601 | 44 | 18 |
| LT275/65R18 | 123/120S | 364320 | 8.0-(8.0)-9.5 | 32.1 | 11 | BL | 15 | 402 | 3415/3085 | 80/80 | 18 |
| 275/65R18 | 116T | 364470 | 7.5-(8.0)-9.5 | 32.1 | 11 | BL | 12 | 402 | 2756 | 44 | 18 |
| 235/60R18XL | 107V | 369300 | 6.5-(7.0)-8.5 | 29.1 | 9.4 | BL | 11 | 444 | 2149 | 50 | 18 |
| 245/60R18 | 109V | 369310 | 7.0-(7.0)-8.5 | 29.6 | 9.8 | BW | 11 | 437 | 2271 | 50 | 18 |
| 265/60R18 | 110T | 364560 | 7.5-(8.0)-9.5 | 30.5 | 10.7 | BL | 12 | 423 | 2337 | 44 | 18 |
| 285/60R18XL | 120V | 364750 | 8.0-(8.5)-10.0 | 31.5 | 11.5 | BL | 12 | 410 | 3086 | 50 | 18 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LT275/65R20 | 126/123S | 364390 | 8.0-(8.0)-9.5 | 34.1 | 11 | BL | 15 | 378 | 3750/3415 | 80/80 | 20 |
| LT285/65R20 | 127/124R | 364400 | 8.5-(8.5)-10.0 | 34.6 | 11.5 | BL | 16 | 373 | 3860/3525 | 80/80 | 20 |
| LT265/60R20 | 121/118S | 364370 | 8.0-(8.0)-9.5 | 32.5 | 10.7 | BL | 14 | 397 | 3195/2910 | 80/80 | 20 |
| LT275/60R20 | 123/120R | 364350 | 8.0-(8.0)-9.5 | 33 | 11 | BL | 14 | 391 | 3415/3085 | 80/80 | 20 |
| 275/60R20 | 115T | 364680 | 7.5-(8.0)-9.5 | 33 | 11 | BL | 12 | 391 | 2679 | 44 | 20 |
| LT285/60R20 | 125/122R | 364380 | 8.5-(8.5)-10.0 | 33.5 | 11.5 | BL | 16 | 386 | 3640/3305 | 80/80 | 20 |
| 255/55R20XL | 110H | 364650 | 7.0-(8.0)-9.0 | 31 | 10.4 | BL | 11 | 416 | 2337 | 50 | 20 |
| 275/55R20XL | 117H | 364480 | 7.5-(8.5)-9.5 | 31.9 | 11.2 | BL | 11 | 405 | 2833 | 50 | 20 |
| 255/50R20XL | 109H | 364670 | 7.0-(8.0)-9.0 | 30.1 | 10.4 | BL | 11 | 429 | 2271 | 50 | 20 |
| 265/50R20 | 107T | 364580 | 7.5-(8.5)-9.5 | 30.5 | 10.9 | BL | 12 | 424 | 2149 | 44 | 20 |
| 285/50R20 | 112V | 364760 | 8.0-(9.0)-10.0 | 31.3 | 11.7 | BL | 11 | 413 | 2469 | 51 | 20 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 275/50R21XL | 113V | 364780 | 7.5-(8.5)-9.5 | 31.9 | 11.2 | BL | 11 | 405 | 2535 | 50 | 21 |
| Tire Size | Load/Speed | Product Code | Approved Rim Width Range (inch) | Overall Diameter (inch) | Overall Width (inch) | Sidewall | Tread Depth (1/32") | Revs/km | Max Load Single (lbs.) | Max Pressure Single (psi) | Rim Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 275/50R22 | 111H | 364770 | 8.0-(8.5)-9.5 | 32.9 | 11.2 | BL | 11 | 393 | 2403 | 51 | 22 |
| 285/45R22XL | 114H | 364590 | 9.0-(9.5)-10.5 | 32.1 | 11.2 | BL | 11 | 402 | 2601 | 50 | 22 |
Warranty Details
“Millennium” warranty:
- Limited treadwear warranty
- “P-Metric” & “Euro-Metric” - 112,000 km
- ”LT sizes” - 80,000 km
- 5 year workmanship and materials.
Replace
Open Country H/T
Performance Comparisons
Compare to similar tires
Tread Life
|
Off-Road Traction
|
Dry Handling
|
Ride Comfort
|
Braking Handling
|
|
|---|---|---|---|---|---|
OBSERVE GSi-6ON-/OFF-ROAD |
4.5 | 3.5 | 4.0 | 4.5 | 4.5 |








