Lowest price
Galaxy Beefy Baby Iii R4
315/55R20
All-seasonPassenger
Price
$389.99
at SimpleTire4.6(8,900)
Excl. install
Price
$389.99
at SimpleTire
315/55R20Tires
1 prices · 1 brands · 1 retailers · Updated 1 month ago
Cheapest Price
$389.99
at SimpleTire (excl. installation)
Prices updated: July 6, 2026
1 of 1 offers for 315/55R20
Price comparison: 315/55R20
Showing 1 of 1 tiresPrices per tire · Sales tax may apply · Updated 1 month ago · Submit a price correction
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What Does 315/55R20 Mean?
315
Width
millimetres
55
Profile
% of width
20
Rim
inches
A 315mm wide tire with a sidewall height equal to 55% of the width (173.3mm), fitting a 20-inch rim, a common passenger tire size in the US market.
FAQ: 315/55R20 Tires
Where can I buy 315/55R20 tires online in the USA?+
The cheapest 315/55R20 tires we track start at $389.99 from SimpleTire. Tire Rack, SimpleTire, Priority Tire, and other national retailers ship nationwide; use the table above to compare.
How much does a 315/55R20 tire cost in the USA?+
315/55R20 tires typically range from about $389.99 for value brands up to $857.98 or more for premium performance tires. Installation is usually $15–$25 per tire extra.
Is 315/55R20 the right tire for my car?+
Check your door-jamb sticker or owner's manual. Many vehicles that use 315/55R20 also have approved alternative sizes; see our vehicle fitment pages for common models.
How much does tire installation cost for 315/55R20?+
Most US tire shops charge $15–$25 per tire for mount and balance. Wheel alignment is often $75–$150 extra. Retailers like Tire Rack let you ship to a local installer at checkout.
Is 315/55R20 the same as 315/55R20?+
Yes, same size. Both describe a 315mm wide tire with a 55% sidewall on a 20-inch rim.
Related Tire Sizes
Looking for a specific brand? Galaxy. City hubs: Houston, Los Angeles, Chicago, New York. Seasons: all-season, winter.