1994 Chevrolet Suburban 1500 Q&A

1994 Chevrolet Suburban 1500 Question: I have a 94 suburbam 2wd. At around 40 and again round 55 to 60 I get vibration.

Could this shaking be something as simple as needing a rotate and balance or could it be ujoints or driveshaft going out. Im starting with the rotate and balance as that isbthe cheapest. Truck has 350k. If anyone has advice I would love to hear it. Thanks -
Answer 1
CK TIRE BALANCE OF TIRES AND U JOINTS -