Collection: 255/45ZR20 Tires

255/45ZR20 tires are 255 mm wide, a sidewall 45% as tall as the width, on a 20-inch wheel — roughly 29.0 in tall and 10.0 in wide overall. It is a performance size.

We carry 255/45ZR20 in performance, ultra-high performance, all-season and summer designs from Falken, Lanvigator and Powertrac.

Available ratings in this size: load index 105 (2,039 lb per tire); speed rating W / Y (up to 186 mph). Choose a load index and speed rating equal to or higher than what your vehicle's tire placard calls for.

255/45ZR20 is also written 255/45/20, 255 45 20, 2554520, 255/45-20.

Every tire is priced each and ships free to the lower 48 states (FedEx Ground, or truck freight for large commercial, farm and construction sizes), with 30-day returns on unmounted tires.

Common questions

Which vehicles use 255/45ZR20 tires?

Any vehicle whose factory tire placard (driver's door jamb) or current tires read 255/45ZR20. The placard also gives the load index and speed rating to match. Not sure? Send us your year, make and model and we'll confirm the size.

Can I replace 255/45ZR20 with a different size?

Stay with the placard size unless a tire professional confirms an alternative — a different size changes speedometer accuracy, load capacity and clearance.

How many do I need?

Prices are per tire. Replace in pairs on the same axle, or all four for even handling and wear.

Guides: how to read a tire size · load index chart · speed rating chart · load range & ply · tire types explained · all tire sizes