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Troybilt
Front-Engine Lawn Tractor

Model # 3312HR Official Troybilt tractor

Here are the diagrams and repair parts for Official Troybilt 3312HR tractor, 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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ALL PARTS
Showing 10 of 357 parts  |
Valve Stem B1718086
Valve stem

Part #B1718086

Replaced by #934-0255

?
Manufacturer substitution
This part replaces B1718086. Substitute parts can look different from the original.
This item is not returnable
$5.43 | 
16% OFF Phone Price : $6.43
In Stock
Washer B1185830
Washer

Part #B1185830

Replaced by #736-0188

?
Manufacturer substitution
This part replaces B1185830. Substitute parts can look different from the original.
This item is not returnable
$6.58 | 
13% OFF Phone Price : $7.58
In Stock
Retaining Ring B1177567
Retaining ring

Part #B1177567

Replaced by #716-0106

?
Manufacturer substitution
This part replaces B1177567. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Neck Belt Shifter B1736098
Neck belt shifter

Part #B1736098

Replaced by #710-0260A

?
Manufacturer substitution
This part replaces B1736098. Substitute parts can look different from the original.
This item is not returnable
$6.55 | 
13% OFF Phone Price : $7.55
In Stock
Hose Clamp B1750687
#5

Engine diagram

Hose clamp

Part #B1750687

Replaced by #726-0205

?
Manufacturer substitution
This part replaces B1750687. Substitute parts can look different from the original.
This item is not returnable
$5.22 | 
16% OFF Phone Price : $6.22
In Stock
Retainer B1747836
#31

Body work and trim assembly diagram

Retainer

Part #B1747836

Replaced by #726-0233

?
Manufacturer substitution
This part replaces B1747836. Substitute parts can look different from the original.
This item is not returnable
$6.23
In Stock
Lock Washer B1185140
#27

Engine diagram

Lock washer

Part #B1185140

Replaced by #936-0119

?
Manufacturer substitution
This part replaces B1185140. Substitute parts can look different from the original.
This item is not returnable
$6.05 | 
14% OFF Phone Price : $7.05
In Stock
Grease Fitting B1185976
#63

Frame, lift and steering assembly diagram

Grease fitting

Part #B1185976

Replaced by #937-0146

?
Manufacturer substitution
This part replaces B1185976. Substitute parts can look different from the original.
$9.49
In Stock
V-belt B1751597
#12

Hydrostatic & brake assembly diagram

V-belt

Part #B1751597

Replaced by #1751597

?
Manufacturer substitution
This part replaces B1751597. Substitute parts can look different from the original.

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$93.61
In Stock
Nut B1186393
Nut

Part #B1186393

Replaced by #1186393

?
Manufacturer substitution
This part replaces B1186393. Substitute parts can look different from the original.
This item is not returnable
$5.20
In Stock

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