2X (31BM53TR709) (2016) 524SWE Snow Thrower

121602-0266-E1 Engine

20M307-0146-F1 Engine

Height: 6 11/16"

Ariens / Gravely RIDING MOWER: 913002 (Transaxle)

RA100RRB Fafnir Bearing MTD 1742623099 - Limited Availability 2026-06 Price Checked 2X (31BM53TR709) (2016) 524SWE SnowRA100RRB Fafnir Bearing Outside Diameter D 2. 047 in 52 mm Inner Ring Width B 0. 844 in 21. 44 mm Outside Ring Width C 0. 591 in 15 mm Radius r 0. 024 in 0. 6 mm Center of Bearing from End S 0. 295 in 7. 49 mm Set Screw Size 1 4 20 Number of Set Screws 2 Angle between Set Screws 90 Dimension d1 1. 5 in 38. 1 mm Dimension B1 1. 22 in 31 mm Dimension B2 0. 531 in 13. 5 mm