2026 GMC Hummer EV Pickup Tire Sizes
Factory original equipment (OE) tire specifications.
2X
Tire Size
LT305/55R22/E
Load Index
122
Speed Rating
S
2X w/Off-Road Pkg.
Tire Size
LT305/70R18/E
Load Index
126
Speed Rating
R
3X
Tire Size
LT305/55R22/E
Load Index
122
Speed Rating
S
3X w/Carbon Fiber Pkg.
Tire Size
LT305/55R22/E
Load Index
122
Speed Rating
S
3X w/Off-Road Pkg.
Tire Size
LT305/70R18/E
Load Index
126
Speed Rating
R