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MTD 679 lawn tractor Parts
Here are the diagrams and repair parts for MTD 679 lawn tractor, as well as links to manuals and error code tables, if available.
Owner’s manualBy Schematic
By Part
SELECT DIAGRAM
Browse Parts for 679 Riding Mowers & Tractors
Drive diagram
Belt Keeper
Part #711-1000Replaced by #911-1000
Manufacturer substitutionThis part replaces 711-1000. Substitute parts can look different from the original.This item is not returnableIn Stock$20.0423% OFF Phone Price : $26.04
Qty
Drive diagram
Idler Bracket
Part #17643Replaced by #17643-0637
Manufacturer substitutionThis part replaces 17643. Substitute parts can look different from the original.In Stock$19.40QtyFrame and seat diagram
Bracket
Part #17951Replaced by #17951A-0637
Manufacturer substitutionThis part replaces 17951. Substitute parts can look different from the original.In Stock$38.13QtyTecumseh air flow diagram
Exhaust Gasket
Part #721-0348Replaced by #36365
Manufacturer substitutionThis part replaces 721-0348. Substitute parts can look different from the original.This item is not returnableIn Stock$27.53QtySteering diagram
Pivot End Cap
Part #731-1291AReplaced by #931-1291A
Manufacturer substitutionThis part replaces 731-1291A. Substitute parts can look different from the original.In Stock$27.60QtyTwin cylinder air flow diagram
Fuel Line
Part #751-0535-26Replaced by #751-22813-36
Manufacturer substitutionThis part replaces 751-0535-26. Substitute parts can look different from the original.In Stock$67.18QtyDeck "h" diagram
Gauge Pin Belt
Part #711-0993Replaced by #911-0993
Manufacturer substitutionThis part replaces 711-0993. Substitute parts can look different from the original.In Stock$29.61QtyHnge Mtg Br
Part #703-1693Replaced by #703-1693A
Manufacturer substitutionThis part replaces 703-1693. Substitute parts can look different from the original.In Stock$33.07QtyHex Nut
Part #712-0158Replaced by #912-0158
Manufacturer substitutionThis part replaces 712-0158. Substitute parts can look different from the original.This item is not returnableIn Stock$5.94QtyChute Assembly
Part #731-1032Replaced by #631-05229
Manufacturer substitutionThis part replaces 731-1032. Substitute parts can look different from the original.In Stock$108.8610% OFF Phone Price : $120.86Qty
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
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
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
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.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Learn some of the most common symbols found in a wiring diagram and what they mean.…
Learn how to connect cables safely to jump-start your mower’s battery.…
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