2005 Gmc Sierra K3500 Tire Sizes

Select a box to get your vehicle's tire size.

2005 GMC Sierra K3500 4x4 Crew Cab Long Box (DRW)

Original Tire Size (Show Details)
LT215/85R16/ 112Q
LT
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
215
This number indicates that your tire has a width of 215 millimeters.
85
This number indicates that your tire has an aspect ratio of 85%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 85% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
16
The tire size was designed to fit rims that are 16 inches in diameter.
112
This tire has a load index of 112, which means it's capable of carrying a load of 2470 pounds (1120 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Q
This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

2005 GMC Sierra K3500 4x4 Crew Cab Long Box (SRW)

Original Tire Size (Show Details)
LT265/75R16/ 123Q
LT
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
265
This number indicates that your tire has a width of 265 millimeters.
75
This number indicates that your tire has an aspect ratio of 75%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
16
The tire size was designed to fit rims that are 16 inches in diameter.
123
This tire has a load index of 123, which means it's capable of carrying a load of 3418 pounds (1550 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Q
This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

2005 GMC Sierra K3500 4x4 Ext. Cab Long Box (DRW)

Original Tire Size (Show Details)
LT215/85R16/ 112Q
LT
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
215
This number indicates that your tire has a width of 215 millimeters.
85
This number indicates that your tire has an aspect ratio of 85%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 85% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
16
The tire size was designed to fit rims that are 16 inches in diameter.
112
This tire has a load index of 112, which means it's capable of carrying a load of 2470 pounds (1120 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Q
This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

2005 GMC Sierra K3500 4x4 Ext. Cab Long Box (SRW)

Original Tire Size (Show Details)
LT265/75R16/ 123Q
LT
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
265
This number indicates that your tire has a width of 265 millimeters.
75
This number indicates that your tire has an aspect ratio of 75%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
16
The tire size was designed to fit rims that are 16 inches in diameter.
123
This tire has a load index of 123, which means it's capable of carrying a load of 3418 pounds (1550 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Q
This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

2005 GMC Sierra K3500 4x4 Reg. Cab Long Box (DRW)

Original Tire Size (Show Details)
LT215/85R16/ 112Q
LT
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
215
This number indicates that your tire has a width of 215 millimeters.
85
This number indicates that your tire has an aspect ratio of 85%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 85% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
16
The tire size was designed to fit rims that are 16 inches in diameter.
112
This tire has a load index of 112, which means it's capable of carrying a load of 2470 pounds (1120 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Q
This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.