Buick Grand National Driveshafts and Driveline Parts. We offer our super smooth running High Speed Balanced Steel and 6061-T6 Aluminum Driveshafts built specifically for the demanding Buick enthusiast. They are available in either 3.0, 3.5 inch or 4 inch tube diameters. Yours can be built with the stock size 3R u-joints or with 1350 series for the ultimate in strength and reliability. We also offer the replacement rear end pinion yokes for the 8.5 inch rear end in the stock 3R size or 1350 series. Greaseable and maintenance free universal joints plus attaching hardware items such as strap & bolt sets or u-bolt sets are all available for your Buick Grand National project.
For high horsepower street or race only Buick's please contact us directly about the purchase of one of our 1330 series Heavy Duty Driveshafts, 1350 series Nitrous Ready Driveshafts or 1330 or 1350 series Aluminum driveshafts. Our Tech Department will help you to get the right driveshaft ... custom built for your exact vehicle requirements. Please use our Diagram "B" or Diagram "C" to measure correctly.