Seal-oil 721-04144

Manufactured by:: MTD
ERP Number:: ERP9300220
Part Number:: 721-04144

$10.63

Difficult

1- 2 hours

(1 rated repair) ?

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Troubleshooting Repair Instructions Model Cross Reference

Troubleshooting

This part works with the following brands:

MTD
Bolens
Yard Machines

This part works with the following products:

Tiller

Part# 721-04144 replaces these:

721-04135,

Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Difficult

1- 2 hours

(1 rated repair) ?

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tiller gearbox leaking fro input shaft seal

Neal from WASILLA, Alaska

0 of 1 people found this instruction helpful.

Difficulty Level:: Difficult
Total Repair Time:: 1- 2 hours
Parts Used:: 721-04144

The gearbox has to be completely torndown to replace the upper seal. You cant just slip the seal out to repair . I have to order the tine seals to complete the job

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Model Cross Reference

This part works with the following models:

ERP Number: ERP9300220
Manufacturer Part Number: 721-04144

Brand	Model Number	Description
Yard Machines	21A-240P000	Tiller - Walk Behind Tiller
MTD	21A-240P029	Tiller - Walk Behind Tiller
MTD	21A-240P052	Tiller - Walk Behind Tiller
MTD	21A-240R200	Tiller - Walk Behind Tiller
MTD	21A-240R229	Tiller - Walk Behind Tiller
Yard Machines	21A-24MK000	Tiller - Walk Behind Tiller
Bolens	21A-250H065	Tiller - Walk Behind Tiller
Bolens	21A-250J265	Tiller - Walk Behind Tiller
MTD	21B-240R200	Tiller - Walk Behind Tiller