2026 GMC Sierra 1500 Tire Pressure

The primary reference for 2026 GMC Sierra 1500 tire inflation is the vehicle's owner manual, which provides detailed instructions on optimal tire pressures under various conditions. Additionally, the tire information placard, typically located on the driver's side door edge, door post, glove box door, or near the fuel door, offers quick reference to the correct pressures for both front and rear tires.

2026 GMC Sierra 1500 Tire Inflation Chart

Tire Size	Front Tires	Rear Tires	Trims
255/70R17			Pro SLE
265/65R18			SLE SLT
265/70R17			Pro SLE
275/50R22			Denali Denali Ultimate Elevation SLT
275/60R20			AT4 Denali Elevation Pro Graphite Edition SLE SLT
LT265/60R20			AT4
LT265/70R17			Pro SLE
LT275/65R18			AT4 Pro 4x4 with X31 Off-Road Package
LT275/70R18			AT4X AT4X AEV Edition

Recommended Tire Pressure for GMC Sierra 1500 Models

All listed guides, data and/or calculations are for informational purposes only. TirePressure.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for the correct tire pressure configuration.