2020 Ram 2500 Tire Size & Wheel Fitment
Factory (OE) fitment, matched to live inventory. Always covered by our Fitment Guarantee.
Factory Fitment
Tire size
275/70R18
Optional sizes: 285/60R20
Wheel bolt pattern
8x165.1
Sizes vary by trim — always confirm against your sidewall or door jamb sticker. Every order is covered by our Fitment Guarantee.
275/70R18 Tires for the 2020 Ram 2500
Ironman
All Country CHT
$144.39
Ironman
All Country AT-X
$150.10
Kumho
Crugen HT51
$155.00
Hercules
TIS Offroad RT1
$159.00
Lexani
LXHT-206
$159.04
Arroyo
Arroyo ECO PRO HT LT
$163.50
Arroyo
Arroyo ECO PRO HT LT
$163.50
Arroyo
Arroyo ECO PRO HT LT
$163.50
8x165.1 Wheels for the 2020 Ram 2500
Oe Wheels
18" Replica CV75A fits GMC Sierra
$342.33
Oe Wheels
18" Replica CV75A fits GMC Sierra
$302.73
G-Fx
TR-12
$0.00
G-Fx
TR-12
$0.00
G-Fx
TR-16
$0.00
G-Fx
TR-16
$0.00
G-Fx
TM-5
$0.00
G-Fx
TM-5
$0.00
FAQ
What size tires does a 2020 Ram 2500 take?
The factory (OE) tire size for a 2020 Ram 2500 is 275/70R18. Optional factory sizes include 285/60R20, depending on trim. Always confirm against your sidewall or door jamb sticker before ordering — trims can vary.
What is the wheel bolt pattern on a 2020 Ram 2500?
The 2020 Ram 2500 uses a 8x165.1 bolt pattern. If you're unsure, our team can confirm it before you order — every wheel and tire purchase is covered by the Fitment Guarantee.
Is this the exact size for my trim?
This is the most common factory size for this generation. Some trims (especially higher/lower packages) may differ — check your sidewall or door jamb, or contact us and we'll verify before you buy.