Troybilt
Gas Walk-Behind Mower

Model # 34308 Official Troybilt lawn mower

Here are the diagrams and repair parts for Official Troybilt 34308 lawn mower, 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 189 parts  |

Nut 92016
Nut

Part #92016

Replaced by #712-0429

?
Manufacturer substitution
This part replaces 92016. Substitute parts can look different from the original.
This item is not returnable
In Stock
Tire 1234-1
#6

Wheel drive mechanism/wheels diagram

Tire

Part #1234-1

Replaced by #734-0808A

?
Manufacturer substitution
This part replaces 1234-1. Substitute parts can look different from the original.
$100.06
29% OFF MSRP : $140.00
In Stock
Clevis Pin 9380
#4

Wheel drive mechanism/wheels diagram

Clevis pin

Part #9380

Replaced by #711-04126

?
Manufacturer substitution
This part replaces 9380. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lock Nut 9811
#13

Handlebars, control levers, and throttle lever diagram

Lock nut

Part #9811

Replaced by #712-0324

?
Manufacturer substitution
This part replaces 9811. Substitute parts can look different from the original.
This item is not returnable
$4.72
17% OFF Phone Price : $5.72
In Stock
Blade P406663
#13

Cutter bar assembly diagram

Blade

Part #P406663

Replaced by #GW-34509

?
Manufacturer substitution
This part replaces P406663. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$343.29
10% OFF MSRP : $380.00
In Stock
Blade Guide P406654
#10

Cutter bar assembly diagram

Blade guide

Part #P406654

Replaced by #GW-P406654

?
Manufacturer substitution
This part replaces P406654. Substitute parts can look different from the original.
In Stock
Bolt 90044
#34

Chassis components, drive arm, cutter bar support, and flywh diagram

Bolt

Part #90044

Replaced by #710-04043

?
Manufacturer substitution
This part replaces 90044. Substitute parts can look different from the original.
This item is not returnable
In Stock
Retainer, Snap Ring 9511
#37

Wheel drive mechanism/wheels diagram

Retainer, snap ring

Part #9511

Replaced by #716-04104

?
Manufacturer substitution
This part replaces 9511. Substitute parts can look different from the original.
This item is not returnable
In Stock
Cotter Pin 9338
#3

Wheel drive mechanism/wheels diagram

Cotter pin

Part #9338

Replaced by #714-04048

?
Manufacturer substitution
This part replaces 9338. Substitute parts can look different from the original.
In Stock
Screw 1900396
Screw

Part #1900396

Replaced by #1900396

?
Manufacturer substitution
This part replaces 1900396. Substitute parts can look different from the original.
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

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

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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.…