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

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.

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

  • Skirt Deck for MTD 673 - Part 783-0142-0637

    Deck "h" diagram

    Skirt Deck

    Part #783-0142

    Replaced by #783-0142-0637

    Info Icon
    Manufacturer substitution
    This part replaces 783-0142. Substitute parts can look different from the original.
    In Stock
    $69.22
    Minus Item
    Qty
    Plus Item
  • Briggs & Stratton Lawn & Garden Equipment Engine Exhaust Gasket for MTD 673 - Part 692236

    Gasket

    Part #721-0208

    Replaced by #692236

    Info Icon
    Manufacturer substitution
    This part replaces 721-0208. Substitute parts can look different from the original.
    In Stock
    $7.44
    12% OFF Phone Price : $8.44Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Screw for MTD 673 - Part 710-1238A

    Lawn & Garden Equipment Screw

    Part #710-1238

    Replaced by #710-1238A

    Info Icon
    Manufacturer substitution
    This part replaces 710-1238. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.86
    Minus Item
    Qty
    Plus Item
  • Mtd Lawn Tractor Discharge Chute for MTD 673 - Part 631-05229

    Chute Assembly

    Part #731-1032

    Replaced by #631-05229

    Info Icon
    Manufacturer substitution
    This part replaces 731-1032. Substitute parts can look different from the original.
    In Stock
    $108.86
    10% OFF Phone Price : $120.86Info Icon
    Minus Item
    Qty
    Plus Item
  • Powder Black for MTD 673 - Part 17630A-0637

    Drive diagram

    Shift Lever

    Part #17630

    Replaced by #17630A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 17630. Substitute parts can look different from the original.
    In Stock
    $28.09
    Minus Item
    Qty
    Plus Item
  • Lawn Tractor Mandrel Assembly for MTD 673 - Part 918-0138C

    Deck "f" diagram

    Spindle Assembly

    Part #618-0138

    Replaced by #918-0138C

    Info Icon
    Manufacturer substitution
    This part replaces 618-0138. Substitute parts can look different from the original.
    In Stock
    $193.52
    Minus Item
    Qty
    Plus Item
  • Lawn Tractor Steering Arm for MTD 673 - Part 983-0055-0637

    Steering diagram

    Steering Arm

    Part #16481A

    Replaced by #983-0055-0637

    Info Icon
    Manufacturer substitution
    This part replaces 16481A. Substitute parts can look different from the original.
    In Stock
    $105.62
    Minus Item
    Qty
    Plus Item
  • Fuel Hose for MTD 673 - Part 751-10349-13

    Hose-fuel 12

    Part #751-0535-12

    Replaced by #751-10349-13

    Info Icon
    Manufacturer substitution
    This part replaces 751-0535-12. Substitute parts can look different from the original.
    In Stock
    $25.53
    Minus Item
    Qty
    Plus Item
  • Bracket Spring for MTD 673 - Part 17128A-0637

    Lift diagram

    Spring Ret B

    Part #17128A

    Replaced by #17128A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 17128A. Substitute parts can look different from the original.
    In Stock
    $47.73
    Minus Item
    Qty
    Plus Item
  • Rod-tie-non for MTD 673 - Part 747-0861-0637

    Steering diagram

    Rod-tie-non

    Part #747-0861

    Replaced by #747-0861-0637

    Info Icon
    Manufacturer substitution
    This part replaces 747-0861. Substitute parts can look different from the original.
    In Stock
    $43.03
    12% OFF Phone Price : $49.03Info Icon
    Minus Item
    Qty
    Plus Item

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