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MTD 12A-764M099 gas walk behind lawn mower Parts
Here are the diagrams and repair parts for MTD 12A-764M099 gas walk behind lawn mower, as well as links to manuals and error code tables, if available.
Owner’s manual
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By Part
SELECT DIAGRAM
Browse Parts for 12A-764M099 Walk-Behind Mowers
Lawn Mower Idler Pulley
Part #756-04280Replaced by #756-04280A
Manufacturer substitutionThis part replaces 756-04280. Substitute parts can look different from the original.In Stock$47.2111% OFF Phone Price : $53.21
Qty
Transaxle diagram
Bushing
Part #TC-780193Replaced by #780210
Manufacturer substitutionThis part replaces TC-780193. Substitute parts can look different from the original.This item is not returnableIn Stock$5.2116% OFF Phone Price : $6.21QtyTransaxle diagram
Lawn & Garden Equipment Carburetor Nut
Part #912-0237Replaced by #712-0237
Manufacturer substitutionThis part replaces 912-0237. Substitute parts can look different from the original.This item is not returnableIn Stock$9.14QtyHandles/frame diagram
Lawn & Garden Equipment Engine Fuel Line
Part #751-10349-28Replaced by #751-22813-36
Manufacturer substitutionThis part replaces 751-10349-28. Substitute parts can look different from the original.In Stock$67.18QtyTransaxle diagram
Output Shaft
Part #TC-776409Replaced by #776409
Manufacturer substitutionThis part replaces TC-776409. Substitute parts can look different from the original.In Stock$23.29QtyHandles/frame diagram
Lawn & Garden Equipment Lock Nut
Part #912-0442Replaced by #712-0442
Manufacturer substitutionThis part replaces 912-0442. Substitute parts can look different from the original.In Stock$39.26QtyTransaxle diagram
Spur Gear
Part #TC-778341Replaced by #778341
Manufacturer substitutionThis part replaces TC-778341. Substitute parts can look different from the original.In Stock$13.57QtyTransaxle diagram
Bevel Gear
Part #TC-778334Replaced by #778334
Manufacturer substitutionThis part replaces TC-778334. Substitute parts can look different from the original.In Stock$31.8216% OFF Phone Price : $37.82QtyTransaxle diagram
Holder Brake
Part #TC-790025Replaced by #790025
Manufacturer substitutionThis part replaces TC-790025. Substitute parts can look different from the original.This item is not returnableIn Stock$19.369% OFF Phone Price : $21.36QtyTransaxle diagram
Case
Part #TC-770128AReplaced by #770148A
Manufacturer substitutionThis part replaces TC-770128A. Substitute parts can look different from the original.In Stock$123.389% OFF Phone Price : $135.38Qty
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Height Label
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Most common symptoms to help you fix your walk-behind mowers
Choose a symptom to see related walk-behind mower repairs.
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…
Repair guides for gas walk-behind mowers
These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.
How to replace a lawn mower front deck tray
Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower transmission
Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine
When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…
Repair time and Difficulty
45 minutes or less
Effective articles & videos to help repair your walk-behind mowers
Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.
Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…
See a comparison of cordless lawn mowers and gas mowers so you can decide which is best for you.…
Learn about a new feature added to the Search Bar on Sears PartsDirect…
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