Model # 917702511 Official Craftsman gearcase assembly

Part #137074

The manufacturer no longer makes this part, and there's no substitute part

Part #750436X

The manufacturer no longer makes this part, and there's no substitute part

Part #12000003

The manufacturer no longer makes this part, and there's no substitute part

Part #77881

The manufacturer no longer makes this part, and there's no substitute part

Part #137051

The manufacturer no longer makes this part, and there's no substitute part

Part #137055X004

The manufacturer no longer makes this part, and there's no substitute part

Part #81585X004

The manufacturer no longer makes this part, and there's no substitute part

Part #48373

The manufacturer no longer makes this part, and there's no substitute part

Part #137053

The manufacturer no longer makes this part, and there's no substitute part