Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Snapper
Rear-Engine Riding Mower

Model # RZT20421BVE2 (7800152) Official Snapper hydro drive 250z

Here are the diagrams and repair parts for Official Snapper RZT20421BVE2-7800152 hydro drive 250z, 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 365 parts  |
Hln, Nylon, 7091603
Hln, nylon,

Part #7091603

Replaced by #703232

?
Manufacturer substitution
This part replaces 7091603. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.24 | 
14% OFF Phone Price : $7.24
In Stock
Nut, Hex Lock, 5/16c Esna Yz 7091298
Nut, hex lock, 5/16c esna yz

Part #7091298

Replaced by #703902

?
Manufacturer substitution
This part replaces 7091298. Substitute parts can look different from the original.
This item is not returnable
$5.56 | 
15% OFF Phone Price : $6.56
In Stock
Nut 7091070
#13

Frame diagram

Nut

Part #7091070

Replaced by #703409

?
Manufacturer substitution
This part replaces 7091070. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Fln 5/16-18 7091601
Fln 5/16-18

Part #7091601

Replaced by #703409

?
Manufacturer substitution
This part replaces 7091601. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Hfln 3/8 7091619
Hfln 3/8

Part #7091619

Replaced by #703333

?
Manufacturer substitution
This part replaces 7091619. Substitute parts can look different from the original.
This item is not returnable
$8.09 | 
11% OFF Phone Price : $9.09
In Stock
Tube Caster 7035359
#8

Wheels diagram

Tube caster

Part #7035359

Replaced by #1734841SM

?
Manufacturer substitution
This part replaces 7035359. Substitute parts can look different from the original.
This item is not returnable
$22.09 | 
21% OFF Phone Price : $28.09
In Stock
Washer 7024467
#8

38" deck spindle diagram

Washer

Part #7024467

Replaced by #7024467SM

?
Manufacturer substitution
This part replaces 7024467. Substitute parts can look different from the original.
This item is not returnable
$7.49 | 
12% OFF Phone Price : $8.49
In Stock
Spacer 7072440
#4

38" deck (sub-assembly) diagram

Spacer

Part #7072440

Replaced by #7072440SM

?
Manufacturer substitution
This part replaces 7072440. Substitute parts can look different from the original.
This item is not returnable
$15.59 | 
11% OFF Phone Price : $17.59
In Stock
Slw, .445x.7 7091301
Slw, .445x.7

Part #7091301

Replaced by #704007

?
Manufacturer substitution
This part replaces 7091301. Substitute parts can look different from the original.
$8.03
In Stock
Hcln 3/8 7091585
Hcln 3/8

Part #7091585

Replaced by #703347

?
Manufacturer substitution
This part replaces 7091585. Substitute parts can look different from the original.
This item is not returnable
$8.69
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.

View all

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…

Read more

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

Main causes: faulty battery, bad alternator…

Read more

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

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

Read more

Why won't my riding mower start?

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

Read more

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…

Read more

Why does my riding mower creep in neutral?

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

Read more

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…

Read more

Why won't my riding mower move?

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

Read more

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…

Read more

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.

View all
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.…

Read more
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…

Read more
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…

Read more
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.

View all
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.…

Read more
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.…

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

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

Check the starter solenoid, starter motor, wiring, battery and engine.…

Read more

Parts & More