Common questions

What tires does GMC use?

What tires does GMC use?

GMC Sierra Elevation and SLT trucks have either 18- or 20-inch wheels and come with General Grabber HTS tires. GMC Sierra AT4 models have either 18- or 20-inch wheels and come with Goodyear Wrangler tires. GMC Sierra Denali models have either a 20- or 22-inch wheels and come with General Grabber HTS60 tires.

Can you replace more than one tire on a 4WD vehicle?

In some cases, the vehicle manufacturer may specifically advise against replacing less than all four tires. Always check and follow the recommendations in the vehicle owner’s manual. For 4WD and AWD vehicles, even small differences in outside diameter may cause drive-train damage or mechanical malfunction.

What’s the difference between 4WD and AWD tires?

In fact, studies have shown that differences of just 2/32 of an inch in tire tread between tires on the same vehicle can impact vehicle performance. For example, if you were to replace just two tires on your AWD or 4WD vehicle, you would have a slightly larger diameter on the new tires, due to deeper tread.

When to use 4 wheel drive on slippery surfaces?

High-range four-wheel drive, marked as “4↑” on most transfer cases, is designed for use on loose or slippery surfaces. In this setting, the front axle is engaged, and the transfer case then sends power to both the front and rear axles and to all four wheels.

Can a mismatched tire cause a differential to fail?

If you use mismatched tires (tires of different size, tread design or tread depth), you may be forcing the differentials to operate at all times. This will lead to excessive heat and unnecessary wear on the differential, and may cause early failure.

What is the tire size for a 2002 GMC Sierra 1500?

The original tire size for your 2002 GMC Sierra 1500 is P235/75R16 106S. A color-coded explanation of the 2002 GMC Sierra 1500’s tire size is shown below. This letter denotes the intended use of the tire. This number indicates that your tire has a width of 235 millimeters.

In some cases, the vehicle manufacturer may specifically advise against replacing less than all four tires. Always check and follow the recommendations in the vehicle owner’s manual. For 4WD and AWD vehicles, even small differences in outside diameter may cause drive-train damage or mechanical malfunction.

In fact, studies have shown that differences of just 2/32 of an inch in tire tread between tires on the same vehicle can impact vehicle performance. For example, if you were to replace just two tires on your AWD or 4WD vehicle, you would have a slightly larger diameter on the new tires, due to deeper tread.

If you use mismatched tires (tires of different size, tread design or tread depth), you may be forcing the differentials to operate at all times. This will lead to excessive heat and unnecessary wear on the differential, and may cause early failure.

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Ruth Doyle
Common questions

What tires does GMC use?

What tires does GMC use?

GMC Sierra Elevation and SLT trucks have either 18- or 20-inch wheels and come with General Grabber HTS tires. GMC Sierra AT4 models have either 18- or 20-inch wheels and come with Goodyear Wrangler tires. GMC Sierra Denali models have either a 20- or 22-inch wheels and come with General Grabber HTS60 tires.

What brand of tires are on the 2020 GMC Sierra?

Today, Firestone is one of the largest tire manufacturers in the world. They make 8,000 different tires for all sorts of vehicles — including 2020 GMC Sierra 1500s. You can’t go wrong with Bridgestone for GMC Sierra 1500 tires, too. Shojiro Ishibashi founded The Bridgestone Tire Company Ltd.

What tire is on the GMC AT4?

2021 GMC Sierra 1500 AT4 Tire Size: 275/60R20

Tire Size Tire Pressure (PSI) Speed Rating
275/60R20 Front 32 Rear 35 S 112 mph

What are the GMC Sierra trim levels?

The 2021 GMC Sierra 1500 is available in six trim levels: base, SLE, Elevation, SLT, AT4 and Denali. The Sierra 1500 is also available in three cab configurations: regular cab, double cab (it’s a crew cab, but with less rear seat space) and crew cab. Not all trims are available in all configurations.

What tires come on 2021 GMC AT4?

2021 GMC Sierra 1500 AT4 Tire Size: LT265/60R20/C

Tire Size Tire Pressure (PSI) Load Index
LT265/60R20/C Front 41 Rear 41 110 2337 lbs.

What size is 275 65R20?

Plus Sizes

275/55-20 275/65-20
Diameter inches (mm) 31.91 (810.5) 34.07 (865.5)
Width inches (mm) 10.83 (275) 10.83 (275)
Circum. inches (mm) 100.25 (2546.26) 107.05 (2719.05)
Sidewall Height inches (mm) 5.95 (151.25) 7.04 (178.75)

What does AT4 stand for GMC?

All-Terrain 4WD
The AT4 in the GMC Sierra AT4 stands for All-Terrain 4WD. It was introduced in the 2019 GMC Sierra 1500 as the model between the SLT and the Denali.

Is SLT or SLE better?

The GMC Sierra SLE is a step above the entry-level model, and it comes with the smallest engine plus a basic but comfortable interior. The SLT is a more luxurious version. It includes a standard V8 and a ten-speed automatic transmission, plus available packages and bigger wheels.

What size is a 33 inch tire?

YES, 285 wide tires are the same as 33” tires although 285 is the tread width in millimeters and 33″ is the tire diameter. 285/75/16 is usually the accepted metric equivalent size for 33’s. 16.831″ + 16″ wheel = 32.831″ approximate tire diameter.

What is the widest tire for a 6 inch rim?

Equivalency table

Rim width Minimum tire width Maximum tire width
5,5 Inches 165 mm 195 mm
6,0 Inches 175 mm 205 mm
6,5 Inches 185 mm 215 mm
7,0 Inches 195 mm 225 mm

Is AT4 better than Denali?

AT4 is a trim that emphasizes off-road capabilities, while Denali emphasizes luxury. Both are GMC trim levels that also play the role of being “sub-brands.” The trims have achieved this esteemed position due to their high popularity and recognizability. AT4 is a more recent addition than Denali.

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Ruth Doyle