Front-Engine Lawn Tractor

Model # DB185H42YT Official Poulan lawn tractor

Here are the diagrams and repair parts for Official Poulan DB185H42YT lawn tractor, as well as links to manuals and error code tables, if available.

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DB185H42YT Riding Mowers & Tractors
Retaining Ring 170405
#53

Hydro gear transaxle diagram

Retaining ring

Part #170405

Replaced by #44145

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Manufacturer substitution
This part replaces 170405. Substitute parts can look different from the original.
This item is not returnable
In Stock
Miter Gear 150792
#37

Hydro gear transaxle diagram

Miter gear

Part #150792

Replaced by #583244201

?
Manufacturer substitution
This part replaces 150792. Substitute parts can look different from the original.
In Stock
Expansion 173165
#128

Hydro gear transaxle diagram

Expansion

Part #173165

Replaced by #583057701

?
Manufacturer substitution
This part replaces 173165. Substitute parts can look different from the original.
In Stock
Friction Stud 170421
#76

Hydro gear transaxle diagram

Friction stud

Part #170421

Replaced by #50284

?
Manufacturer substitution
This part replaces 170421. Substitute parts can look different from the original.
In Stock
Bypass Arm 170401
#49

Hydro gear transaxle diagram

Bypass arm

Part #170401

Replaced by #583234201

?
Manufacturer substitution
This part replaces 170401. Substitute parts can look different from the original.
$25.98
19% OFF Phone Price : $31.98
In Stock
Bolt,self Ta 170429
#88

Hydro gear transaxle diagram

Bolt,self ta

Part #170429

Replaced by #587798701

?
Manufacturer substitution
This part replaces 170429. Substitute parts can look different from the original.
This item is not returnable
$2.87
26% OFF Phone Price : $3.87
In Stock
Spacer #2371 170411
#65

Hydro gear transaxle diagram

Spacer #2371

Part #170411

Replaced by #583001201

?
Manufacturer substitution
This part replaces 170411. Substitute parts can look different from the original.
This item is not returnable
In Stock
Brake Arm 170414
#68

Hydro gear transaxle diagram

Brake arm

Part #170414

Replaced by #583156301

?
Manufacturer substitution
This part replaces 170414. Substitute parts can look different from the original.
In Stock
Compression 170417
#71

Hydro gear transaxle diagram

Compression

Part #170417

Replaced by #583001401

?
Manufacturer substitution
This part replaces 170417. Substitute parts can look different from the original.
This item is not returnable
In Stock
Miter Gear 150793
#38

Hydro gear transaxle diagram

Miter gear

Part #150793

Replaced by #583244201

?
Manufacturer substitution
This part replaces 150793. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your 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 ma…

Main causes: faulty battery, bad alternator…

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

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

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

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

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

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

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

Most common repair guides to help fix your 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 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.…

Repair difficulty
Time required
 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…

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

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

What's the difference between a lawn tractor and a garden tractor?

What's the difference between a lawn tractor and a garden tractor?

Do you know a lawn tractor from a garden tractor? Take a look at the key differences and discover how each handles your …

The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…