Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number

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.

MTD 673 lawn tractor
By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 673 Riding Mowers & Tractors

  • Pedal-assy B for MTD 673 - Part 683-0123

    Drive diagram

    Pedal-assy B

    Part #683-0123

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

  • Bellows for MTD 673 - Part 731-0954

    Steering diagram

    Bellows

    Part #731-0954

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

  • Lawn & Garden Equipment Speed Nut for MTD 673 - Part 712-0185

    Grille/ hood and fender diagram

    Lawn & Garden Equipment Speed Nut

    Part #712-0185

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

  • Link Pivot A for MTD 673 - Part 683-0028A

    Lift diagram

    Link Pivot A

    Part #683-0028A

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

  • Harness Assembly for MTD 673 - Part 629-0304B

    Over head valve diagram

    Harness Assembly

    Part #629-0304B

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

  • Extension Spring for MTD 673 - Part 732-0384

    Drive diagram

    Extension Spring

    Part #732-0384

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

  • Radiant Seat for MTD 673 - Part 757-0372

    Frame and seat diagram

    Radiant Seat

    Part #757-0372

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

  • Exhaust Pipe for MTD 673 - Part 751-0623

    Twin cylinder air flow diagram

    Exhaust Pipe

    Part #751-0623

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

  • Pad for MTD 673 - Part 723-0422

    Frame and seat diagram

    Pad

    Part #723-0422

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

  • Spring for MTD 673 - Part 732-0723

    Deck "h" diagram

    Spring

    Part #732-0723

    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.…

Parts & More

Bottom-Mount Refrigerator
Central Air Conditioner
Chest Freezer
Dryer
Electric Leaf Blower
Freestanding Ice Maker
Gas Range
Gas Walk-Behind Mower
Outdoor Grill
Parts
Range
Refrigerator
Top-Mount Refrigerator