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Bolens
Gas Walk-Behind Mower

Model # 526 Official Bolens lawn mower

Here are the diagrams and repair parts for Official Bolens 526 lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 65 parts  |
Knob Wing Nut 720-0284
#12

Self-propelled mower diagram

Knob wing nut

Part #720-0284

Replaced by #720-04072A

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Manufacturer substitution
This part replaces 720-0284. Substitute parts can look different from the original.
BEST SELLER
$9.33 | 
10% OFF Phone Price : $10.33
In Stock
Hinge Pin 747-0710
#46

Self-propelled mower diagram

Hinge pin

Part #747-0710

Replaced by #747-0710A

?
Manufacturer substitution
This part replaces 747-0710. Substitute parts can look different from the original.
This item is not returnable
$4.76 | 
17% OFF Phone Price : $5.76
In Stock
Lawn Mower Lower Handle 749-04037
#13

Self-propelled mower diagram

Lawn mower lower handle

Part #749-04037

$66.59 | 
8% OFF Phone Price : $72.59
In Stock
Lawn & Garden Equipment Cable Tie 725-0157
#14

Self-propelled mower diagram

Lawn & garden equipment cable tie

Part #725-0157

Replaced by #726-0178

?
Manufacturer substitution
This part replaces 725-0157. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Aircap Lawn & Garden Equipment Hex Screw 710-0896
#17

Self-propelled mower diagram

Aircap lawn & garden equipment hex screw

Part #710-0896

This item is not returnable
$5.22 | 
16% OFF Phone Price : $6.22
In Stock
Yard Machines Lawn & Garden Equipment Cupped Washer 736-0270
#49

Self-propelled mower diagram

Yard machines lawn & garden equipment cupped washer

Part #736-0270

This item is not returnable
$5.10 | 
16% OFF Phone Price : $6.10
In Stock
Lawn Mower Drive Control Bar 747-1214
#1

Self-propelled mower diagram

Lawn mower drive control bar

Part #747-1214

This item is not returnable
$31.02 | 
16% OFF Phone Price : $37.02
In Stock
Lawn & Garden Equipment Screw 710-0606
#9

Self-propelled mower diagram

Lawn & garden equipment screw

Part #710-0606

This item is not returnable
$8.21 | 
11% OFF Phone Price : $9.21
In Stock
Lawn Mower Drive Pinion Gear 717-1762
#43A

Self-propelled mower diagram

Lawn mower drive pinion gear

Part #717-1762

This item is not returnable
$21.24 | 
22% OFF Phone Price : $27.24
In Stock
Ace Lawn Tractor Hex Screw 710-0654A
#23

Self-propelled mower diagram

Ace lawn tractor hex screw

Part #710-0654A

This item is not returnable
$6.57 | 
13% OFF Phone Price : $7.57
In Stock

Symptoms for gas walk-behind mowers

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower cut unevenly?

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

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Why does my lawn mower vibrate a lot?

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

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Why won't my lawn mower start?

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

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Why does my lawn mower stall?

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

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Why won't my lawn mower move?

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

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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.

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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…

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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. …

Read more
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…

Read more
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.

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