Snapper
Rear-Tine Tiller

Model #RT8S Official Snapper tiller

Here are the diagrams and repair parts for Snapper RT8S tiller, 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”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Showing 10 of 300 parts

Lawn & Garden Equipment Washer#5

Electric start Diagram

Fw, .28x.63x

Part #7091294
Replaced by #703332
?
Manufacturer substitution
This part replaces 7091294. Substitute parts can look different from the original.
This item is not returnable
In Stock
$7.09 | 
12% OFF 
Phone Price: $8.09
Lawn Tractor Nut

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Hn, 5/16c gr

Part #7091511
Replaced by #7091511SM
?
Manufacturer substitution
This part replaces 7091511. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.23
Lawn & Garden Equipment Hex Nut#10

Idler brakcet Diagram

Hn, 3/8f gr5

Part #7091630
Replaced by #703895
?
Manufacturer substitution
This part replaces 7091630. Substitute parts can look different from the original.
In Stock
$7.77
Lawn Tractor Hex Center Lock Nut

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Hcln, 7/16c

Part #7090839
Replaced by #7090839SM
?
Manufacturer substitution
This part replaces 7090839. Substitute parts can look different from the original.
This item is not returnable
In Stock
$8.49 | 
11% OFF 
Phone Price: $9.49
Lawn & Garden Equipment Screw

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Hwst, 5/16c

Part #7090858
Replaced by #703985
?
Manufacturer substitution
This part replaces 7090858. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.89 | 
13% OFF 
Phone Price: $7.89
Lawn Tractor Washer#9

Garden tool accessories Diagram

Fw, .562x1.3

Part #7090705
Replaced by #703853
?
Manufacturer substitution
This part replaces 7090705. Substitute parts can look different from the original.
This item is not returnable
In Stock
$8.49 | 
11% OFF 
Phone Price: $9.49
Lawn Tractor Ignition Key

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Switch key

Part #7011138
Replaced by #7011138YP
?
Manufacturer substitution
This part replaces 7011138. Substitute parts can look different from the original.
This item is not returnable
In Stock
$12.69 | 
14% OFF 
Phone Price: $14.69
Lawn & Garden Equipment Screw#9

Tiller head Diagram

Hwst, 3/8c x

Part #7090815
Replaced by #703950
?
Manufacturer substitution
This part replaces 7090815. Substitute parts can look different from the original.
This item is not returnable
In Stock
$9.39 | 
10% OFF 
Phone Price: $10.39
Tiller Throttle Control Cable (replaces 7018776)

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Cable

Part #7018776
Replaced by #7018776YP
?
Manufacturer substitution
This part replaces 7018776. Substitute parts can look different from the original.
In Stock
$33.13
Lawn & Garden Equipment Cotter Pin#8

Shift quadrant Diagram

Cotter pin

Part #7091597
Replaced by #703312
?
Manufacturer substitution
This part replaces 7091597. Substitute parts can look different from the original.
This item is not returnable
In Stock
$7.14

Symptoms common to all tillers

Choose a symptom to see related tiller repairs.

Main causes: broken shaft clevis pins, transmission failure
Main causes: dirty carburetor, engine needs tune up, stale gas
Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, leaky carburetor seal
Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter
Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper depth-stake setting
Main causes: worn or broken drive belts, bad transmission, clutch cable problems
Main causes: clutch cable problems, faulty transmission

Repair guides common to all tillers

These step-by-step repair guides will help you safely fix what’s broken on your tiller.

How to replace a tiller recoil starter

The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil starter assembly is broken, follow the steps in this repair guide to replace it.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all tillers

Use the advice and tips in these articles and videos to get the most out of your tiller.

August 30, 2022

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.

December 28, 2018

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.

November 1, 2015

Tiller common questions

Tiller common questions

These frequently asked questions might help you figure out what's wrong with your garden tiller.