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MTD 673 lawn tractor

MTD 673 lawn tractor Parts

Here are the diagrams and repair parts for MTD 673 lawn tractor, as well as links to manuals and error code tables, if available.

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Browse Parts for 673 Riding Mowers & Tractors

  • Lawn Tractor Throttle Cable for MTD 673 - Part 946-0634

    Grille/ hood and fender diagram

    Wire

    Part #746-0634

    Replaced by #946-0634

    Info Icon
    Manufacturer substitution
    This part replaces 746-0634. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $21.46
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    Qty
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  • Exhaust Pipe for MTD 673 - Part 751-0618A

    Single cylinder air flow diagram

    Exhaust Pipe

    Part #751-0618

    Replaced by #751-0618A

    Info Icon
    Manufacturer substitution
    This part replaces 751-0618. Substitute parts can look different from the original.
    In Stock
    $160.34
    Minus Item
    Qty
    Plus Item
  • Shift Lever for MTD 673 - Part 17705

    Drive diagram

    Shift Lever

    Part #17705

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

  • Bracket Assembly for MTD 673 - Part 16554A

    Drive diagram

    Bracket Assembly

    Part #16554A

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

  • Shaft for MTD 673 - Part 738-0669

    Lift diagram

    Shaft

    Part #738-0669

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

  • Exhaust Gasket for MTD 673 - Part 721-0346

    Twin cylinder air flow diagram

    Exhaust Gasket

    Part #721-0346

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

  • Speed Control for MTD 673 - Part 747-0503A

    7-speed selector diagram

    Speed Control

    Part #747-0503A

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

  • Lift Assembly for MTD 673 - Part 14802A

    Lift diagram

    Lift Assembly

    Part #14802A

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

  • Hex Nut for MTD 673 - Part 712-0287

    Frame and seat diagram

    Hex Nut

    Part #712-0287

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

  • Upper Frame for MTD 673 - Part 783-0042A

    Upper Frame

    Part #783-0042A

    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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