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Hydro-Gear
Engine & Drivetrain

Model # 311-0510 Official Hydro-Gear tractor transaxle/tranmission

Here are the diagrams and repair parts for Official Hydro-Gear 311-0510 tractor transaxle/tranmission, as well as links to manuals and error code tables, if available.

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  • 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”.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 94 parts  |
Spiral Retaining Ring HG-44871
#40

Hydro gear diagram

Spiral retaining ring

Part #HG-44871

Replaced by #44871

?
Manufacturer substitution
This part replaces HG-44871. Substitute parts can look different from the original.
This item is not returnable
$3.47 | 
22% OFF Phone Price : $4.47
In Stock
Hydro-gear Nut-hex Ins 912-0273
#69

Hydro gear diagram

Hydro-gear nut-hex ins

Part #912-0273

$7.94
In Stock
Actuating Pin 941-0343
#62

Hydro gear diagram

Actuating pin

Part #941-0343

$17.66
In Stock
Hydro-gear Lawn & Garden Equipment Flat Washer 736-0371
#73

Hydro gear diagram

Hydro-gear lawn & garden equipment flat washer

Part #736-0371

This item is not returnable
$7.83
In Stock
Hydro-gear Plate Puck 917-0682
#61

Hydro gear diagram

Hydro-gear plate puck

Part #917-0682

$17.14
In Stock
Hydro-gear Lawn & Garden Equipment Cotter Pin 914-0507
#70

Hydro gear diagram

Hydro-gear lawn & garden equipment cotter pin

Part #914-0507

This item is not returnable
$6.96 | 
13% OFF Phone Price : $7.96
In Stock
Hydro-gear Lawn Tractor Brake Pad (replaces 717-0678) 917-0678
#60

Hydro gear diagram

Hydro-gear lawn tractor brake pad (replaces 717-0678)

Part #917-0678

This item is not returnable
$9.67 | 
9% OFF Phone Price : $10.67
In Stock
Washer HG-51122
#100

Hydro gear diagram

Washer

Part #HG-51122

Replaced by #52493

?
Manufacturer substitution
This part replaces HG-51122. Substitute parts can look different from the original.
This item is not returnable
$5.89
In Stock
Lip Seal HG-51081
#51

Hydro gear diagram

Lip seal

Part #HG-51081

Replaced by #51081

?
Manufacturer substitution
This part replaces HG-51081. Substitute parts can look different from the original.
This item is not returnable
$4.23
In Stock
Brake Rotor HG-51072
#59

Hydro gear diagram

Brake rotor

Part #HG-51072

Replaced by #51072

?
Manufacturer substitution
This part replaces HG-51072. Substitute parts can look different from the original.
$18.83
In Stock

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