ACURA INTEGRA SHAKE

My Car Seems To Vibrate And Shake When I Reach Speeds Between 40-50 Mph. It Goes Away If I Let Off The Gas. Does This Seem Like A Alignment...

I Need To No More About The Car What Year, And How Many Gears On The Transmission.

My Car Slightly Shakes When I Take Off But Is Ok At High Rpm's. Another Thing It Does Is (for Expample) If I Was Going 35 In 4th Gear And...