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Ariens
Rear-Engine Riding Mower

Model # 99107400 (000101) Official Ariens lawn mower

Here are the diagrams and repair parts for Official Ariens 99107400-000101 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 308 parts  |
Craftsman Lawn Tractor Pto Switch 01545600
Craftsman lawn tractor pto switch

Part #01545600

$40.91
In Stock
Wave Washer 03704900
#19

Steering controls diagram

Wave washer

Part #03704900

This item is not returnable
$4.54
In Stock
Craftsman Hex Jam Nut 06535900
Craftsman hex jam nut

Part #06535900

This item is not returnable
$2.16
Back Order
Tire- 20x1 07100215
#11A

Wheels diagram

Tire- 20x1

Part #07100215

$193.47
In Stock
Deck Bracket 00442800
#4

Mounting chains diagram

Deck bracket

Part #00442800

$19.29
In Stock
Bearing- P 07000031
#3

Mechanical lift diagram

Bearing- p

Part #07000031

$137.34
In Stock
Danger Decal 07756000
#1

Decals diagram

Danger decal

Part #07756000

$26.09
In Stock
Wmt- Neutr 03780600
#1

Brakes & linkage diagram

Wmt- neutr

Part #03780600

$88.22
In Stock
Tire- 13x5 07100219
#8A

Wheels diagram

Tire- 13x5

Part #07100219

$91.24
In Stock
Lawn Tractor Blade Drive Belt 07200028
#1

Belts/spindles-models 991074, 075 diagram

Lawn tractor blade drive belt

Part #07200028

Get free shipping with Automatic Reorder

$196.18
In Stock

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Why won't my riding mower cut grass?

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

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How do I charge a dead battery on my riding mower?

Main causes: faulty battery, bad alternator…

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How do I fix a flat tire on my riding mower?

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

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Why won't my riding mower start?

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

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Why is the steering loose on my riding mower?

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

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Why does my riding mower creep in neutral?

Main causes: shift lever needs adjustment, neutral control needs adjustment…

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Why does my riding mower run rough or misfire?

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

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Why won't my riding mower move?

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

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Why is my riding mower not cutting evenly?

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

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How to replace a mandrel assembly on a riding lawn mower

How to replace a mandrel assembly on a riding lawn mower

Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…

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 30 minutes or less
How to replace the flywheel key on a riding lawn mower

How to replace the flywheel key on a riding lawn mower

If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…

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How to replace a riding lawn mower ignition coil

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 30 minutes or less

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Riding lawn mower engine clicks but doesn't turn over video

Riding lawn mower engine clicks but doesn't turn over video

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