BFGoodrich HD-Terrain T/A KT LT315/70R17 Tires
BFGoodrich HD-Terrain T/A KT LT315/70R17 F 128Q is an all-terrain tire priced from $424.99.
BFGoodrich HD-Terrain T/A KT LT315/70R17 F 128Q Tire Specs
LT315/70R17 is a LT-Metric tire used as an original equipment on a variety of popular pickup trucks and sport utility vehicles. It also comes in a Metric (315/70R17) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
LT indicates that LT315/70R17 is a light truck tire.
315 is a section width of the tire from one sidewall to the other. Tire tread width is typically a bit narrower than the section width. Section width of LT315/70R17 tire is 315 millimeters.
70 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For LT315/70R17 tire, the sidewall height is 70% of its tread width.
R denotes that LT315/70R17 tire has radial construction.
17 represents the wheel diameter in inches that the tire is designed to fit. LT315/70R17 can be mounted on rims with 17 inches in diameter.
F denotes the load range of a tire. Load Range F is equivalent to a ply rating of 12. However, modern tires don't necessarily have 12 physical plies. These tires are generally rated for a maximum inflation pressure of 95 psi, and are commonly used in commercial and industrial settings, where vehicles frequently carry heavy loads or operate under strenuous conditions. They are found on larger trucks, trailers, and some RVs.
128 indicates the load index. A tire with a load index of 128 can support a maximum load of 3968 pounds or 1800 kilograms per tire.
Q indicates the speed rating. A tire with a speed rating of Q is approved for speeds up to 99 miles per hour or 159 kilometers per hour under optimal conditions.
Maximum inflation for BFGoodrich HD-Terrain T/A KT LT315/70R17 tire is 80 psi.
Tire manufacturer part number (MPN) is 67637.

LT315/70R17 Dimensions Chart
BFGoodrich HD-Terrain T/A KT LT315/70R17 tire has a diameter of 34.4", a width of 12.4", mounts on a 17" rim, and makes 587 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 315 mm | 12.4" |
Aspect Ratio | 70% | |
Rim Diameter | 432 mm | 17" |
Tire Diameter | 873 mm | 34.4" |
Sidewall Height | 220.5 mm | 8.7" |
Circumference | 2741 mm | 108" |
Revolutions | 365 per km | 587 per mile |
More LT315/70R17 Tires
Here are the lowest priced tires availabe in LT315/70R17 tire size.

Goodyear Wrangler Territory MT LT315/70R17
from $183.35
Goodyear Wrangler Territory MT LT315/70R17
from $207.99
Milestar Patagonia A/T R LT315/70R17
from $220.97
Atturo Trail Blade ATS LT315/70R17
from $226.97
Westlake SL369 A/T LT315/70R17
from $226.99
Laufenn X Fit AT LT315/70R17
from $238.99
Nokian Rockproof LT315/70R17
from $243.99
Accelera M/T-01 LT315/70R17
from $247.98Shop more LT315/70R17 tires with tire finder.
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