PST Mild Steel Driveshaft - 48" Length - 3" Diameter 30300100 They feature an O-ring design

They feature an O-ring design for an improved seal

1957-1964 Oldsmobile Super 88

1984-1995 GMC K3500

Fits 2-5/8" and 3-1/16" Carburetor Necks

Integrated

PST Mild Steel Driveshaft - 48" Length - 3" Diameter 30300100 They feature an O-ring designMild Steel feature seamless DOM tubing as the basis for producing these finely balanced driveshafts. Includes 1310 series U Joints. Driveshafts are IMCA modified legal and painted white. Yoke not included (sold separately). PST, Inc. manufactures driveshafts and driveshaft components for applications ranging from domestic and import street cars to all forms of racing. These shafts are offered in aluminum, carbon fiber, and a number of different steels