Craftsman 1233 536.881230 Snowblower Auger gearbox Assembly 761609-853 53730Good working Auger gearbox assembly from 1233 Craftsman 536.881230. Worked fine before machine was disassembled. The item “Craftsman 1233 536.881230 Snowblower Auger gearbox Assembly 761609-853 53730″ is in sale since Sunday, December 15, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor.