Hydro-Gear
Engine & Drivetrain

Model # 351-0510 Official Hydro-Gear transaxle

Here are the diagrams and repair parts for Official Hydro-Gear 351-0510 transaxle, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 95 parts  |

Tapping Bolt 178334
#88

Transaxle diagram

Tapping bolt

Part #178334

Replaced by #587798701

?
Manufacturer substitution
This part replaces 178334. Substitute parts can look different from the original.
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Lawn Tractor Transaxle Sealant 178322
#6

Transaxle diagram

Lawn tractor transaxle sealant

Part #178322

In Stock
Compression 170417
#71

Transaxle diagram

Compression

Part #170417

Replaced by #583001401

?
Manufacturer substitution
This part replaces 170417. Substitute parts can look different from the original.
This item is not returnable
In Stock
Spacer #2371 170411
#65

Transaxle diagram

Spacer #2371

Part #170411

Replaced by #583001201

?
Manufacturer substitution
This part replaces 170411. Substitute parts can look different from the original.
This item is not returnable
In Stock
Bearing.30x5 173159
#19

Transaxle diagram

Bearing.30x5

Part #173159

Replaced by #532150771

?
Manufacturer substitution
This part replaces 173159. Substitute parts can look different from the original.
In Stock
Bypass Arm Hex 196599
#49

Transaxle diagram

Bypass arm hex

Part #196599

Replaced by #583234201

?
Manufacturer substitution
This part replaces 196599. Substitute parts can look different from the original.
$23.98
20% OFF Phone Price : $29.98
In Stock
Retaining Ring 170405
#53

Transaxle diagram

Retaining ring

Part #170405

Replaced by #583041601

?
Manufacturer substitution
This part replaces 170405. Substitute parts can look different from the original.
This item is not returnable
In Stock
Friction Stud 170421
#76

Transaxle diagram

Friction stud

Part #170421

Replaced by #582998501

?
Manufacturer substitution
This part replaces 170421. Substitute parts can look different from the original.
In Stock
Bolt 142892
#64

Transaxle diagram

Bolt

Part #142892

Replaced by #584281501

?
Manufacturer substitution
This part replaces 142892. Substitute parts can look different from the original.
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Lawn Mower Belt Keeper 401265
#123

Transaxle diagram

Lawn mower belt keeper

Part #401265

Replaced by #583269601

?
Manufacturer substitution
This part replaces 401265. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

In Stock

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem...

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen...

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig...

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen...

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin...

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite...

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure...

Most common repair guides to help fix your ranges

These step-by-step repair guides will help you safely fix what’s broken on your range.

How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it ...

Repair difficulty
Time required
30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how....

Repair difficulty
Time required
15 minutes or less

Effective articles & videos to help repair your ranges

Use the advice and tips in these articles and videos to get the most out of your range.

How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape....

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

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....

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....