Troybilt
Front-Engine Lawn Tractor

Model #3312HR Official Troybilt tractor

Here are the diagrams and repair parts for Troybilt 3312HR tractor, as well as links to manuals and error code tables, if available.

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Parts List

Showing 10 of 357 parts

Lawn & Garden Equipment Self-Tapping Bolt, 5/16-18 x 3/4-in (replaces 1724491, 1740496, 1909304, 910-1260A, GW-7101260)#1

Frame, lift and steering assembly Diagram

Screw

Part #B1724491
Replaced by #710-1260A
?
Manufacturer substitution
This part replaces B1724491. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$4.28 | 
19% OFF 
Phone Price: $5.28
Lawn & Garden Equipment Engine Fuel Filter (replaces 1723521, 1727491, 298090, 692264, 751-3013, 951-3013, BS-298090S, BS-394358)#14

Engine Diagram

Fuel filter

Part #B1727491
Replaced by #298090S
?
Manufacturer substitution
This part replaces B1727491. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$5.31 | 
18% OFF 
MSRP: $6.50
Lawn Tractor Tire (replaces 1756864, 504-00402, 734-04040, 734-04040-0904, 734-1725, 734-1731-0904, 734-1731-0905, 734-1731-0906, 734-1731-901)#65

Frame, lift and steering assembly Diagram

Tire

Part #B1756864
Replaced by #734-1731-0901
?
Manufacturer substitution
This part replaces B1756864. Substitute parts can look different from the original.
BEST SELLER
In Stock
$46.09 | 
10% OFF 
Phone Price: $51.09
Lawn & Garden Equipment Lock Washer#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.
BEST SELLER
This item is not returnable
In Stock
$6.05 | 
14% OFF 
Phone Price: $7.05
Lawn Tractor Tire Valve Stem (replaces 136291, 1718086, 734-0255)

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Valve stem

Part #B1718086
Replaced by #934-0255
?
Manufacturer substitution
This part replaces B1718086. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$5.43 | 
16% OFF 
Phone Price: $6.43
Lawn & Garden Equipment E-Ring

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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
In Stock
$2.16
Lawn Tractor Interlock Switch#41

Wiring Diagram

Switch

Part #B1751328
Replaced by #925-04039
?
Manufacturer substitution
This part replaces B1751328. Substitute parts can look different from the original.
In Stock
$26.00
Washer

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Washer

Part #STD551037

The manufacturer no longer makes this part, and there's no substitute part

Washer#48

Frame, lift and steering assembly Diagram

Washer

Part #B1708755

The manufacturer no longer makes this part, and there's no substitute part

Lawn & Garden Equipment Hex Flange Nut

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Nut

Part #B1186391
Replaced by #712-04054
?
Manufacturer substitution
This part replaces B1186391. Substitute parts can look different from the original.
This item is not returnable
In Stock
$7.29

Symptoms common to all riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged mandrel pulleys
Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components
Main causes: faulty battery, bad alternator
Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tune up
Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, dirty carburetor
Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, broken fuel line
Main causes: shift lever needs adjustment, neutral control needs adjustment
Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly
Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim

Repair guides common to all riding mowers & tractors

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

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.

Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower blade

If a blade on your mower is dull or bent, replace it following the steps in this repair guide.

Repair difficulty
Time required
 30 minutes or less