Lawn & Garden

Model # 633A104 Official Tractor Accessories transaxle

Here are the diagrams and repair parts for Official Tractor Accessories 633A104 transaxle, as well as links to manuals and error code tables, if available.

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633A104 Transaxle
Hardened Race Thrust Bearing 6266H
#12

Replacement parts diagram

Hardened race thrust bearing

Part #6266H

Replaced by #532006266

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Manufacturer substitution
This part replaces 6266H. Substitute parts can look different from the original.
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Ring 5845R
#2

Replacement parts diagram

Ring

Part #5845R

Replaced by #812000029

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Manufacturer substitution
This part replaces 5845R. Substitute parts can look different from the original.
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$4.51
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Gripco Nut 7810H
#22

Replacement parts diagram

Gripco nut

Part #7810H

Replaced by #596322601

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Manufacturer substitution
This part replaces 7810H. Substitute parts can look different from the original.
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Needle Brg 4895H
#49

Replacement parts diagram

Needle brg

Part #4895H

Replaced by #532004895

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Manufacturer substitution
This part replaces 4895H. Substitute parts can look different from the original.
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$14.42
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Ball 7392M
#9

Replacement parts diagram

Ball

Part #7392M

Replaced by #532100482

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Manufacturer substitution
This part replaces 7392M. Substitute parts can look different from the original.
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$7.20
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Oil Seal 7393R
#24

Replacement parts diagram

Oil seal

Part #7393R

Replaced by #532007393

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Manufacturer substitution
This part replaces 7393R. Substitute parts can look different from the original.
This item is not returnable
$4.31
19% OFF Was : $5.31
In Stock
Bearing Race 4220R
#53

Replacement parts diagram

Bearing race

Part #4220R

Replaced by #532004220

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Manufacturer substitution
This part replaces 4220R. Substitute parts can look different from the original.
In Stock
Thrust Bearing 1370H
#70

Replacement parts diagram

Thrust bearing

Part #1370H

Replaced by #532001370

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Manufacturer substitution
This part replaces 1370H. Substitute parts can look different from the original.
$7.20
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Bearing 8740H1
#18

Replacement parts diagram

Bearing

Part #8740H1

Replaced by #583086901

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Manufacturer substitution
This part replaces 8740H1. Substitute parts can look different from the original.
In Stock
Lever Guide 8739H1
#87

Replacement parts diagram

Lever guide

Part #8739H1

Replaced by #532008739

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Manufacturer substitution
This part replaces 8739H1. Substitute parts can look different from the original.
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

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Top questions about Sears and Sears PartsDirect

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