Snapper
Rear-Engine Riding Mower

Model #7800103 Snapper rear-engine riding lawn mower

Here are the diagrams and repair parts for Snapper 7800103 rear-engine riding lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual

    Showing 10 of 508 parts

    Lawn & Garden Equipment Engine Fuel Line#5

    Fuel tank/seat Diagram

    Hose

    Part #7076272
    Replaced by #791766
    ?
    Manufacturer substitution
    This part replaces 7076272. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $7.49 | 
    5% OFF 
    MSRP: $7.90
    Lawn & Garden Equipment Engine Fuel Line#6

    Fuel tank/seat Diagram

    Fuel line, 3

    Part #7077351
    Replaced by #791766
    ?
    Manufacturer substitution
    This part replaces 7077351. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $7.49 | 
    5% OFF 
    MSRP: $7.90
    Lawn & Garden Equipment Engine Fuel Line#5A

    Fuel tank/seat Diagram

    Hose

    Part #7012912
    Replaced by #791766
    ?
    Manufacturer substitution
    This part replaces 7012912. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $7.49 | 
    5% OFF 
    MSRP: $7.90
    Snowblower Nut

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    Hcln, 1/4c g

    Part #7090372
    Replaced by #703251
    ?
    Manufacturer substitution
    This part replaces 7090372. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $7.79
    Lawn Tractor Nut#6

    Cutting decks/deflector Diagram

    Nut

    Part #7091070
    Replaced by #703409
    ?
    Manufacturer substitution
    This part replaces 7091070. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $8.99
    Lawn Tractor Parking Brake Switch

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    Switch

    Part #7022886
    Replaced by #7022886YP
    ?
    Manufacturer substitution
    This part replaces 7022886. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $25.29
    Lawn Tractor Seat Switch

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    Seat switch

    Part #7023354
    Replaced by #7023354YP
    ?
    Manufacturer substitution
    This part replaces 7023354. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $22.19
    Lawn & Garden Equipment Screw

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    Hwst 1/4x5/8

    Part #7091016
    Replaced by #703054
    ?
    Manufacturer substitution
    This part replaces 7091016. Substitute parts can look different from the original.
    In Stock
    $7.51
    Lawn & Garden Equipment Screw

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    Hwst, 1/4c x

    Part #7090362
    Replaced by #703054
    ?
    Manufacturer substitution
    This part replaces 7090362. Substitute parts can look different from the original.
    In Stock
    $7.51
    Lawn & Garden Equipment Lock Washer#4

    Yoke lift components Diagram

    Slw, .318x.5

    Part #7090187
    Replaced by #703116
    ?
    Manufacturer substitution
    This part replaces 7090187. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $5.69

    Symptoms common to all riding mowers & tractors

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

    Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim
    Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, dirty carburetor
    Main causes: shift lever needs adjustment, neutral control needs adjustment
    Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged mandrel pulleys
    Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components
    Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, broken fuel line
    Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a tune up
    Main causes: faulty battery, bad alternator
    Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tune up

    Repair guides common to all riding mowers & tractors

    These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

    January 1, 2015
    By Lyle Weischwill
    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.

    Repair difficulty
    Time required
     60 minutes or less
    January 1, 2015
    By Lyle Weischwill
    How to replace a riding lawn mower blade

    If a blade on your mower is dull or bent, replace it following the steps in this repair guide.

    Repair difficulty
    Time required
     30 minutes or less
    January 1, 2015
    By Lyle Weischwill
    How to replace a riding lawn mower fuel filter

    Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.

    Repair difficulty
    Time required
     15 minutes or less

    Articles and videos common to all 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.

    August 6, 2020

    How to remove a lawn mower blade using a removal tool

    By Sears PartsDirect staff

    Learn how a blade removal tool makes replacing the blade easier and safer

    April 9, 2019

    Riding mower parts and supplies to stock up on video

    By Sears PartsDirect staff

    Keep these 6 things on hand to keep the mower season running smoothly.

    January 1, 1970

    How to tell if a fuse is blown

    By Lyle Weischwill

    Learn how to tell whether a fuse is blown