GM Service Manual Online
For 1990-2009 cars only

GM SPO Group Numbers

Application

GM SPO Group Number

Front Axle Inner Shaft

6.055

Front Wheel Drive Shaft

6.055

Front Wheel Drive Shaft Bearing

6.056

Front Wheel Drive Shaft Boot Kit

6.061

Front Wheel Drive Shaft Retainer

6.056

Front Wheel Drive Shaft Retaining (Snap) Ring

6.056

Front Wheel Drive Shaft Washer

6.056

Front Wheel Drive Shaft (To Front Axle) Seal

6.061