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MTD 320 rear engine riding mower Parts

Here are the diagrams and repair parts for MTD 320 rear engine riding mower, as well as links to manuals and error code tables, if available.

MTD 320 rear engine riding mower
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Browse Parts for 320 Riding Mowers & Tractors

  • Lawn Tractor Seat Switch for MTD 320 - Part 925-1657A

    Harness and switch assembly diagram

    Safety Switch

    Part #725-1657A

    Replaced by #925-1657A

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    Manufacturer substitution
    This part replaces 725-1657A. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $33.33
    15% OFF Phone Price : $39.33Info Icon
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  • Lawn Tractor Hood Bumper for MTD 320 - Part 735-0271A

    Deck stabilizer bracket diagram

    Bumper

    Part #735-0271

    Replaced by #735-0271A

    Info Icon
    Manufacturer substitution
    This part replaces 735-0271. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $17.49
    10% OFF Phone Price : $19.49Info Icon
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    Qty
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  • Arm Lift Assembly for MTD 320 - Part 683-0194A

    Lift arm/upper deck link diagram

    Arm Lift Assembly

    Part #683-0194A

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

  • Steering Cap for MTD 320 - Part 731-1904

    Steering assembly/bumper diagram

    Steering Cap

    Part #731-1904

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

  • Pad Deck for MTD 320 - Part 735-0262

    Shift cam/deck pedal diagram

    Pad Deck

    Part #735-0262

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

  • Harness Assembly for MTD 320 - Part 629-0945

    Harness and switch assembly diagram

    Harness Assembly

    Part #629-0945

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

  • Steering Cover for MTD 320 - Part 783-0811

    Deck stabilizer bracket diagram

    Steering Cover

    Part #783-0811

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

  • Tube Assy-st for MTD 320 - Part 650-0007

    Steering/upper frame cover diagram

    Tube Assy-st

    Part #650-0007

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

  • Ignition Boot for MTD 320 - Part 725-1726

    Harness and switch assembly diagram

    Ignition Boot

    Part #725-1726

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

  • Rod-deck .31 for MTD 320 - Part 747-0985

    Deck stabilizer bracket diagram

    Rod-deck .31

    Part #747-0985

    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.

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

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

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

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

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

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

Main causes: faulty battery, bad alternator…

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

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 the starter solenoid on a riding lawn mower

How to replace the starter solenoid on a riding lawn mower

Replace the starter solenoid if it doesn't click when you turn the ignition key.…

Repair time and Difficulty

 30 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 time and Difficulty

 30 minutes or less
How to replace a riding lawn mower fuel filter

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 time and Difficulty

 15 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.

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.…

Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

Jump-starting a riding lawn mower battery video

Jump-starting a riding lawn mower battery video

Learn how to connect cables safely to jump-start your mower’s battery.…

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