Rear Crankshaft Seal - Bubs Tractor Parts

Rear Crankshaft Seal

Item #: IHS2387-I
  • $14.50
Shipping calculated at checkout.


Specifications: 2.563" O.D., 1.875" I.D., .125" thick 

For all models using late rear seal retainer # 251363R2 sold by STP as # IHS4357

  • will NOT fit tight in early # 251363R1 retainer.

For engines with the early R1 retainer, you must either change to the late R2 retainer or use loctite 660 or something similar to retain seal into the R1 retainer.

  • Early R1 retainer has bore size of 3.881", late R2 retainer has a bore size of 3.876"; seal has an OD of 3.881".
Model Note Equipment Information
Cub When using late R2 retainer or BTP # IHS4357
Cub Loboy When using late R2 retainer or BTP # IHS4357
154
184
185
UC60 When using late R2 retainer or BTP # IHS4357 Power Unit
Replacement Number Note
251378R92 International
360662R91 International
364692R91 International
364861R91 International