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MTD 668 lawn tractor

MTD 668 lawn tractor Parts

Here are the diagrams and repair parts for MTD 668 lawn tractor, as well as links to manuals and error code tables, if available.

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Browse Parts for 668 Riding Mowers & Tractors

  • Spacer   .64 for MTD 668 - Part 750-04080

    Transaxle diagram

    Spacer .64

    Part #750-04080

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

  • Panel for MTD 668 - Part 783-0150B

    Panel

    Part #783-0150B

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

  • Axle Bracket for MTD 668 - Part 17669A

    Transaxle diagram

    Axle Bracket

    Part #17669A

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

  • Grille-3 Sty for MTD 668 - Part 783-0156B

    Hood 662/663/682/683 diagram

    Grille-3 Sty

    Part #783-0156B

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

  • Axle Bracket for MTD 668 - Part 17668A

    Transaxle diagram

    Axle Bracket

    Part #17668A

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

  • Hood-o Sty L for MTD 668 - Part 783-0250A

    Hood-o Sty L

    Part #783-0250A

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

  • Panel for MTD 668 - Part 783-0475B

    Hood 668/688 diagram

    Panel

    Part #783-0475B

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

  • Frame for MTD 668 - Part 783-04011A

    Transaxle diagram

    Frame

    Part #783-04011A

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

  • Pad-foot Lh for MTD 668 - Part 735-04009

    Seat diagram

    Pad-foot Lh

    Part #735-04009

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

  • Spacer for MTD 668 - Part 750-04212

    Seat diagram

    Spacer

    Part #750-04212

    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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