Auger shaft is 29 5/8 wide. Impeller shaft is 3/4 in diameter splined. APPLICATIONS – Assembly will fit all of the models listed below. This assembly will fit a fit a TON of MTD built snowblowers, Yard Machines, Craftsman, White, Cub Cadet, Huskee, etc including these and more with 30 auger widths. 31AE663G131 – Huskee Snow Thrower (1998) (Tractor Supply). 31AE663H401 – Yard-Man Snow Thrower (1998). 31AE663H401 – Yard-Man Snow Thrower (1999). 31AE663H515 – Mastercraft Snow Thrower (1998). SB-1050 (315E666H190) – White Outdoor Snow Boss Snow Thrower (1995). Snow Throwers Illustration (Part 3). SB-1050 (316E666H190) – White Outdoor Snow Boss Snow Thrower (1996). Gear And Housing Assembly. SB-1050 (317E663H190) – White Outdoor Snow Boss Snow Thrower (1997). Housing, Axle And Shaft. SB-1050 (31AE663H190) – White Outdoor Snow Boss Snow Thrower (1998). Spiral And Housing Assemblies. SB-1050 W (31AH5B3H190) – White Outdoor Snow Boss Snow Thrower (2002). SB-1150 T (31AH773H190) – White Outdoor Snow Boss Snow Thrower (2000). SB-1150 W (31AD5P3H190) – White Outdoor Snow Boss Snow Thrower (2001). SB-1150 W (31AE573H190) – White Outdoor Snow Boss Snow Thrower (1999). SB-1150 W (31AH573H190) – White Outdoor Snow Boss Snow Thrower (2000). SB-500 (316-616E190) – White Outdoor Snow Boss Snow Thrower (1996). SB-750 (317E633E190) – White Outdoor Snow Boss Snow Thrower (1997). SB-750 (31AE633E190) – White Outdoor Snow Boss Snow Thrower (1998). SB-850 (316E646-190) – White Outdoor Snow Boss Snow Thrower (1996). SB-950 W (31AE5E3F190) – White Outdoor Snow Boss Snow Thrower (1999). CONDITION – Good used condition. There is no charge for this service. ALL OF YOUR PARTS WILL COME CLEAN AND READY TO INSTALL. IF YOU NEED A SNOWMOBILE OR SNOW BLOWER PART OR DROP US A LINE WITH YOUR REQUEST. LOOK TO OUR OTHER AUCTIONS FOR MANY MORE PARTS. ALSO IF YOU NEED A PART OR TWO OFF THIS SLED OR ANOTHER DROP US A LINE AND WE WOULD BE GLAD TO LIST IT! NORTHERN PARTS & RECREATION.