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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 manual
By Schematic
By Part
SELECT DIAGRAM
Browse Parts for 679 Riding Mowers & Tractors
7-speed selector diagram
Washer
Part #736-0192Replaced by #936-0192
Manufacturer substitutionThis part replaces 736-0192. Substitute parts can look different from the original.This item is not returnableIn Stock$7.7711% OFF Phone Price : $8.77
Qty
Tecumseh 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$27.53QtyGrille/hood and fender diagram
Throttle Wire
Part #746-0776Replaced by #946-0638
Manufacturer substitutionThis part replaces 746-0776. Substitute parts can look different from the original.In Stock$15.89QtySteering diagram
Gear
Part #717-0622AReplaced by #717-0622C
Manufacturer substitutionThis part replaces 717-0622A. Substitute parts can look different from the original.In Stock$76.53QtySteering diagram
Jam Nut
Part #712-0240Replaced by #912-0240
Manufacturer substitutionThis part replaces 712-0240. Substitute parts can look different from the original.This item is not returnableIn Stock$6.5013% OFF Phone Price : $7.50QtyFrame and seat diagram
Fuel Line
Part #751-0535-15Replaced by #751-22813-24
Manufacturer substitutionThis part replaces 751-0535-15. Substitute parts can look different from the original.In Stock$93.84QtyFerrule
Part #711-0198Replaced by #911-0198
Manufacturer substitutionThis part replaces 711-0198. Substitute parts can look different from the original.This item is not returnableIn Stock$25.26QtyTransmission diagram
Jam Nut
Part #712-0273Replaced by #912-0273
Manufacturer substitutionThis part replaces 712-0273. Substitute parts can look different from the original.This item is not returnableIn Stock$8.43QtyTransmission diagram
Needle Bearing
Part #741-0335Replaced by #941-0335
Manufacturer substitutionThis part replaces 741-0335. Substitute parts can look different from the original.This item is not returnableIn Stock$28.0518% OFF Phone Price : $34.05QtyIgniter Switch
Part #725-0267Replaced by #925-0267B
Manufacturer substitutionThis part replaces 725-0267. Substitute parts can look different from the original.In Stock$43.3512% OFF Phone Price : $49.35Qty
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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