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Hydro-Gear
Engine & Drivetrain

Model # 311-3500 Official Hydro-Gear transaxle

Here are the diagrams and repair parts for Official Hydro-Gear 311-3500 transaxle, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 113 parts  |
Brake Actuator 170409
#125

Hydro-gear transaxle diagram

Brake actuator

Part #170409

Replaced by #532142887

?
Manufacturer substitution
This part replaces 170409. Substitute parts can look different from the original.
This item is not returnable
$2.89 | 
26% OFF Phone Price : $3.89
In Stock
Brake Spring 178335
#141

Hydro-gear transaxle diagram

Brake spring

Part #178335

Replaced by #583042001

?
Manufacturer substitution
This part replaces 178335. Substitute parts can look different from the original.
This item is not returnable
$12.59 | 
14% OFF Phone Price : $14.59
In Stock
Fan Kit 178337
#155

Hydro-gear transaxle diagram

Fan kit

Part #178337

Replaced by #583044001

?
Manufacturer substitution
This part replaces 178337. Substitute parts can look different from the original.
$70.99 | 
8% OFF Phone Price : $76.99
In Stock
Compression 170417
#151

Hydro-gear 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
$8.54
In Stock
Lawn Tractor Transaxle Sealant 178322
#79

Hydro-gear transaxle diagram

Lawn tractor transaxle sealant

Part #178322

$76.42
In Stock
Brake Rod 178336
#152

Hydro-gear transaxle diagram

Brake rod

Part #178336

$40.93
In Stock
Relief Spring 169546
#145

Hydro-gear transaxle diagram

Relief spring

Part #169546

This item is not returnable
$5.25
In Stock
Spacer #2371 170411
#130

Hydro-gear 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
$11.97
In Stock
Bearing 142934
#8

Hydro-gear transaxle diagram

Bearing

Part #142934

Replaced by #532122745

?
Manufacturer substitution
This part replaces 142934. Substitute parts can look different from the original.
$101.96
In Stock
Bearing.30x5 173159
#11

Hydro-gear transaxle diagram

Bearing.30x5

Part #173159

Replaced by #532150771

?
Manufacturer substitution
This part replaces 173159. Substitute parts can look different from the original.
$39.98
In Stock

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