1989 GMC Suburban Axle Shaft V1500 Suburban - 8.5 in. 10 Bolt - Front Axle Kit - 4340 Chrome-Moly Upgrade - 30 Spline Inner and 19 Spline Outer - w/ Yukon Super Joints - Front guaranteed to replace your current 1989 GMC Suburban Axle Shaft V1500 Suburban - 8.5 in. 10 Bolt - Front Axle Kit - 4340 Chrome-Moly Upgrade - 30 Spline Inner and 19 Spline Outer - w/ Yukon Super Joints - Front. 1989 GMC Suburban Axle Shaft comes new OEM 1989 GMC Suburban Axle Shaft aftermarket new 1989 GMC Suburban Axle Shaft of remanufactured 1989 GMC Suburban Axle Shaft V1500 Suburban - 8.5 in. 10 Bolt - Front Axle Kit - 4340 Chrome-Moly Upgrade - 30 Spline Inner and 19 Spline Outer - w/ Yukon Super Joints - Front.