UF50950 Second Mainshaft Gear---Replaces B9NN7A381B

Replaces number B9NN7A381B

For Models with 4 Speed Transmission

Fits: 8N, Jubilee, NAA, 501, 600, 601, 700, 701, 800, 801, 900, 901, 2000, 3000, 4000---4 cylinder

Second Mainshaft Gear must be replaced along with UF50960-Second Countershaft Gear