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Snapper
Rear-Engine Riding Mower

Model # 84871 Official Snapper rear-engine riding lawn mower

Here are the diagrams and repair parts for Official Snapper 84871 rear-engine riding lawn mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 72 parts  |
Plug, 1" Hole (3) Used On Euro Models Only 7024998
#20

Main case & l.h. fender diagram

Plug, 1" hole (3) used on euro models only

Part #7024998

The manufacturer no longer makes this part, and there's no substitute part

Decal, Nmir 7074481
#13

Decals diagram

Decal, nmir

Part #7074481

The manufacturer no longer makes this part, and there's no substitute part

Clevis Pin 7023914
#3

Gear shifter diagram

Clevis pin

Part #7023914

The manufacturer no longer makes this part, and there's no substitute part

Hardware Bag (incl. The 17 Items Below) For Manual Start Models 7063039
#1

Hardware bags diagram

Hardware bag (incl. the 17 items below) for manual start models

Part #7063039

The manufacturer no longer makes this part, and there's no substitute part

Decal 7101112
#18

Decals diagram

Decal

Part #7101112

The manufacturer no longer makes this part, and there's no substitute part

Engine, 11.5hp B&s Mod. #21c2140115e1 (ce/export) UNAV6
#1G

Engine/muffler/drive disc diagram

Engine, 11.5hp b&s mod. #21c2140115e1 (ce/export)

Part #UNAV6

The manufacturer no longer makes this part, and there's no substitute part

Spring 7072406
#32

Primary chain case/smooth clutch diagram

Spring

Part #7072406

The manufacturer no longer makes this part, and there's no substitute part

Wheel Hub 7040434
#16

Wheels-front & rear diagram

Wheel hub

Part #7040434

The manufacturer no longer makes this part, and there's no substitute part

Decal 7029113
#12

Decals diagram

Decal

Part #7029113

The manufacturer no longer makes this part, and there's no substitute part

Kit, 24" X 36" Tow Behind Poly Lawn Roller 7091615
#27

Accessories & attachments diagram

Kit, 24" x 36" tow behind poly lawn roller

Part #7091615

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

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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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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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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 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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Why does my riding mower deck vibrate?

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

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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 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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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.

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How to replace the seat switch on a riding lawn mower

How to replace the seat switch on a riding lawn mower

Follow the steps in this guide to install a new riding mower seat switch in about 15 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a riding lawn mower spark plug

How to replace a riding lawn mower spark plug

If the engine is hard to start or if the spark plug electrode is burnt or cracked, take 15 minutes to replace it.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a riding lawn mower rear tire

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

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Repair difficulty
Time required
 60 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.

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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.…

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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

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

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Riding mower and tractor common questions

Riding mower and tractor common questions

You might find the answers to your questions about your riding mower or lawn tractor in this list of frequently asked qu…

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