What size tires fit a 2000 GMC Sierra?

The 2000 GMC Sierra uses P245/75R16 109S as the OEM tire size.

What tire pressure should a 2000 GMC Sierra have?

The recommended tire pressure for the 2000 GMC Sierra is 35 PSI front and 35 PSI rear (cold).

Can I use a different tire size on my 2000 GMC Sierra?

It is recommended to use the OEM size P245/75R16 109S. Alternative sizes may affect speedometer accuracy, handling, and clearances.

Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2000 GMC SierraTire Size & Pressure

OEM spec from the factory service manual for the 1500, 2D Pickup, 4.3 W, 4WD, Automatic, Automatic variant.

Quick Answer

OEM Tire Size

P245/75R16 109S

Pressure (Front / Rear)

35 / 35 PSI

Load Index

Source: Factory service manual — 2000 GMC Sierra 1500, 2D Pickup, 4.3 W, 4WD, Automatic, Automatic. View full manual section →

Other specs:All specs Oil Type Coolant

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P245/75R16 109S for GMC Sierra

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Frequently Asked Questions

What size tires fit a 2000 GMC Sierra?: The 2000 GMC Sierra uses P245/75R16 109S as the OEM tire size.
What tire pressure should a 2000 GMC Sierra have?: The recommended tire pressure for the 2000 GMC Sierra is 35 PSI front and 35 PSI rear (cold).
Can I use a different tire size on my 2000 GMC Sierra?: It is recommended to use the OEM size P245/75R16 109S. Alternative sizes may affect speedometer accuracy, handling, and clearances.