1990 GMC K1500 Tire Size

Need to know what tire sizes fit your 1990 GMC K1500? We can help you find the original equipment tire sizes for 1990 GMC K1500 to ensure proper tire fitment.

What tire sizes fit 1990 GMC K1500?

1990 GMC K1500 comes equipped with 3 original equipment tire sizes. Select tire size to see its specifications and model trim options.

LT225/75R16/C

LT225/75R16/C tires are equipped on following 1990 GMC K1500 trims:

  • 1990 GMC K1500 Sierra Regular Cab
  • 1990 GMC K1500 Sierra SLE Regular Cab
  • 1990 GMC K1500 Sierra SLX Regular Cab
Front Tire Size Rear Tire Size
Tire Size LT225/75R16
Tire Size Type LT-Metric
Load Range C
Load Index
Speed Rating
Bolt Pattern 6-139.7 mm

LT245/75R16/C

LT245/75R16/C tires are equipped on following 1990 GMC K1500 trims:

  • 1990 GMC K1500 Sierra Extended Cab
  • 1990 GMC K1500 Sierra SLE Extended Cab
  • 1990 GMC K1500 Sierra SLX Extended Cab
Front Tire Size Rear Tire Size
Tire Size LT245/75R16
Tire Size Type LT-Metric
Load Range C
Load Index
Speed Rating
Bolt Pattern 6-139.7 mm

LT265/75R16/C

LT265/75R16/C tires are equipped on following 1990 GMC K1500 trims:

  • 1990 GMC K1500 Sierra Extended Cab
  • 1990 GMC K1500 Sierra Regular Cab
  • 1990 GMC K1500 Sierra SLE Extended Cab
  • 1990 GMC K1500 Sierra SLE Regular Cab
  • 1990 GMC K1500 Sierra SLX Extended Cab
  • 1990 GMC K1500 Sierra SLX Regular Cab
Front Tire Size Rear Tire Size
Tire Size LT265/75R16
Tire Size Type LT-Metric
Load Range C
Load Index
Speed Rating
Bolt Pattern 6-139.7 mm

More GMC K1500 Tire Sizes