Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Troy-Bilt """42039 8hp 26"""" Self-Propelled Differential (S/N 420391100101 - 420391199999)""" Lawn Mower Replacement Parts For Model 420398HP (420391100101 - 420391199999)
We Sell Only Genuine Troy-Bilt Parts
Popular Parts for 420398HP
On Order
$7.23
In Stock
Minimum Quantity of 2 required
$6.86
On Order
$6.16
In Stock
Minimum Quantity of 2 required
$7.33
In Stock
$7.07
Special Order
Minimum Quantity of 2 required
$6.16
Special Order
$34.76
Special Order
$11.25
Search Within Model
Browse all Parts
Search by Area
Previous
Showing All Parts
Next
Auger Assembly
-
$218.52 -
$110.38
-
-
-
-
-
-
$48.32
-
-
-
$47.45
-
-
-
-
$23.37
-
$6.17
-
-
-
$6.16
-
-
-
-
$36.45
-
-
-
-
-
$6.16
-
-
-
$6.16
-
$212.50
-
-
$7.13
-
$7.04
-
-
-
$7.36
-
$7.33
-
$6.16
-
$15.35
-
-
$6.16
-
-
-
-
-
-
$6.16
-
$6.16
-
-
$7.07
-
-
-
-
-
$48.32
-
$115.15
-
-
-
-
$5.59
-
$17.88
-
$7.36
-
-
-
-
-
$7.62
-
-
$6.16
-
-
-
$7.23
-
-
-
$56.66
-
-
-
-
-
-
$11.25
-
-
-
-
-
Drive Assembly
-
-
-
$6.16
-
-
$6.65
-
-
-
-
-
-
-
-
$30.87
-
$32.49
-
-
-
-
-
-
-
-
-
-
$6.82
-
$6.16
-
-
$20.57
-
-
-
-
-
-
$72.98
-
$7.67
-
-
$6.16
-
-
-
$6.16
-
$7.13
-
-
$123.31
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
$97.65
-
-
-
-
-
-
-
-
-
-
-
-
$6.16
-
-
-
-
$6.16
-
$6.16
-
-
-
-
$29.50
-
-
-
-
-
$25.72
-
$7.07
-
-
-
-
-
-
-
$10.77
-
-
$6.16
Gear Case Assembly
-
-
-
-
$24.22
-
$34.08
-
-
$18.03
-
-
-
-
-
-
-
$6.25
-
-
-
-
-
-
-
$18.01
-
$6.63
-
-
-
-
-
Trim, Control And Frame Assembly
-
$7.54
-
-
-
$34.76
-
$43.95
-
$23.50
-
-
-
$6.16
-
$7.13
-
-
-
$6.65
-
$6.16
-
-
-
-
$6.16
-
$6.16
-
-
$6.16
-
-
-
-
-
-
$6.17
-
$6.55
-
-
-
-
-
-
-
-
$10.98
-
-
-
-
-
-
$6.16
-
$6.16
-
-
-
-
-
-
-
-
$7.36
-
-
-
-
-
-
-
$6.16
-
-
-
$7.96
-
-
-
-
-
$6.16
-
-
-
-
-
-
$6.16
-
$6.86
-
$10.94
-
-
-
$8.81
-
-
$6.16
-
$6.16
-
-
-
-
-
-
$6.16
-
-
$16.19
-
-
-
$7.56
-
-
-
✖
✖