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Muffler 139-5865

Manufactured by:
Toro
ERP Number:
ERP16665441
Part Number:
139-5865
Original Equipment Manufacturer ?
$145.67
Special Order

A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?

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Troubleshooting

This part works with the following brands:
  • Toro
This part works with the following products:
  • Lawn Mower
  • Lawn Tractor
Part# 139-5865 replaces these:
139-5865,

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Customer Repair Instructions

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A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

The gaskets that came with the unit are too thin. There is some seepage of exhaust where the muffler is attached to the engine. I did not want to overtighten the bolts for fear of stripping them.

Joe from Fresno, Texas

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Socket set, Wrench set
Parts Used:
139-5865, 120-4317
Had to remove brackets in back of the tractor before I could have access to the muffler.
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Model Cross Reference

This part works with the following models:
ERP Number: ERP16665441
Manufacturer Part Number: 139-5865
Brand Model Number Description
Toro 74687 Lawn Mower - 74687, Timecutter Zs 4200t Riding Mower, (Sn 400000000-406799999)
Toro 74690 Lawn Mower - 74690, Timecutter Mx 4275t Riding Mower, (Sn 400000000-406709229)
Toro 74694 Lawn Mower - 74694, Timecutter Mx 5075t Riding Mower, (Sn 400000000-406709110)
Toro 74874 Lawn Mower - 74874, Titan X4850 Riding Mower, (Sn 400000000-409239999)
Toro 74877 Lawn Mower - 74877, Titan X5450 Riding Mower, (Sn 409233857-999999999)
Toro 74887 Lawn Mower - 74887, Titan Xs4850 Riding Mower, (Sn 407000000-409378060)
Toro 74889 Lawn Mower - 74889, Titan Xs5450 Riding Mower, (Sn 407000000-409239999)
Toro 75303 Lawn Mower - 75303, Titan Zx6000 Riding Mower, (Sn 407350000-409299999)
Toro 75313 Lawn Mower - 75313, Titan Myride 60in Riding Mower, (Sn 408000000-409329999)
Toro 75742 Lawn Mower - 75742, Timecutter 4225 Riding Mower, (Sn 400000000-407699999)
Toro 75742TA Lawn Mower - 75742ta, Timecutter 4225 Riding Mower, (Sn 400000000-407499999)
Toro 75742W Lawn Mower - 75742w, Timecutter 4225 Riding Mower, (Sn 400000000-407199999)
Toro 75744 Lawn Tractor - 4225 42 Inch Timecutter Zero-Turn Mower
Toro 75745 Lawn Mower - 75745, Timecutter Mx 4275 Riding Mower, (Sn 400000000-406709999)
Toro 75745TA Lawn Mower - 75745ta, Timecutter Mx 4275 Riding Mower, (Sn 409350000-999999999)
Toro 75745W Lawn Mower - 75745w, Timecutter Mx 4275 Riding Mower, (Sn 400000000-407199999)
Toro 75754 Lawn Mower - 75754, Timecutter Mx 5475 Riding Mower, (Sn 400000000-406807735)
Toro 75755 Lawn Mower - 75755, Timecutter Mx 5075 Riding Mower, (Sn 406753520-406753789)
Toro 75755TA Lawn Mower - 75755ta, Timecutter Mx 5075 Riding Mower, (Sn 400000000-407599999)
Toro 75755W Lawn Mower - 75755w, Timecutter Mx 5075 Riding Mower, (Sn 400000000-407199999)
Toro 75760 Lawn Mower - 75760, Timecutter 6000 Riding Mower, (Sn 400000000-408767939)
Toro 75760W Lawn Mower - 75760w, Timecutter 6000 Riding Mower, (Sn 400000000-407199999)