41 A 54 Tooth Sprocket  for the 141-D Differential 4 Hole. 8.890" OD. 

Peerless # 786043 Sprocket

It has Four pre-drilled holes that match the 141-D Differential.

1/2" Pitch x 1/4" Width.

Black Finish is standard.
NOTE about shipping cost.  Actual Weight is 3.55 lbs to ship. 
We have the shipping weight lowered as we can ship these within the USA for a lower cost. 

If you are Outside the USA - lower 48 or order multiple quanites the shipping may be higher and we will contact you by email or phone.