Spindle Assembly for Bunton PAL0806A,PL4606A,PL6140A Quality Aftermarket Spindle Assembly Replace Bunton PAL0806A,PL4606A,PL6140A,1985145 5-1/4" OD, 6-1/2" Shaft overall length. 1" Shaft OD. 1/4" Key way, grease fitting, Aluminum housing