Spindle Assembly w/ Bolts fits MTD 918-04865A 918-04636A 918-04865 285-847 model-D379B 6-spline bore is a standard

6-spline bore is a standard Type 1 agricultural PTO configuration compatible with a wide range of tractors and implements including rotary cutters

The 450K fits serial numbers beginning at F304771

Compatible with a wide range of Case 580

Replaces part number MOB40-0205

Must Be Trimmed to Fit (Too Tall): 666

Spindle Assembly w/ Bolts fits MTD 918-04865A 918-04636A 918-04865 285-847 model-D379B 6-spline bore is a standardOne New Aftermarket Replacement Spindle Assembly w Pulley and Bolts for MTD 46" Cut Mowers Specs: 6 1 2" Pulley Outside Diameter, 6 Point Star Center Hole, Fits 6 Point Star Blade, Mounting Holes are NOT Threaded, Requires Thread Cutting Bolts (Included) Fits MTD 46" Cut Models Using Two (2) Blades Replaces Part Numbers: 618 04126, 618 04126A, 918 04125