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MTD 21AA414A729 rear-tine tiller Parts
Here are the diagrams and repair parts for MTD 21AA414A729 rear-tine tiller, as well as links to manuals and error code tables, if available.
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Browse Parts for 21AA414A729 Tillers
Gear case diagram
Shaft Seal
Part #721-0378Replaced by #921-0378
Manufacturer substitutionThis part replaces 721-0378. Substitute parts can look different from the original.This item is not returnableIn Stock$25.6319% OFF Phone Price : $31.63
Qty
Gear case diagram
Spacer
Part #750-0570Replaced by #950-0570
Manufacturer substitutionThis part replaces 750-0570. Substitute parts can look different from the original.In Stock$18.49QtyWheels/tine diagram
Washer
Part #736-0256Replaced by #936-0256
Manufacturer substitutionThis part replaces 736-0256. Substitute parts can look different from the original.In Stock$34.68QtyGear case diagram
Ball Bearing
Part #741-0563Replaced by #941-0563
Manufacturer substitutionThis part replaces 741-0563. Substitute parts can look different from the original.In Stock$44.0912% OFF Phone Price : $50.09QtyTine shield/handle diagram
Washer
Part #736-0117Replaced by #936-0117
Manufacturer substitutionThis part replaces 736-0117. Substitute parts can look different from the original.This item is not returnableIn Stock$13.00QtyGear case diagram
Flat Washer
Part #736-0336Replaced by #936-0336
Manufacturer substitutionThis part replaces 736-0336. Substitute parts can look different from the original.This item is not returnableIn Stock$8.20QtyTine shield/handle diagram
Shoulder Screw
Part #738-0849Replaced by #938-0849
Manufacturer substitutionThis part replaces 738-0849. Substitute parts can look different from the original.In Stock$18.49QtyGear case diagram
Complete Spring
Part #732-0863Replaced by #932-05125
Manufacturer substitutionThis part replaces 732-0863. Substitute parts can look different from the original.This item is not returnableIn Stock$7.66QtyWheels/tine diagram
V-belt
Part #754-0438Get free shipping with Automatic ReorderReplaced by #954-0438
Manufacturer substitutionThis part replaces 754-0438. Substitute parts can look different from the original.In Stock$65.958% OFF Phone Price : $71.95QtyGear case diagram
Cap Screw
Part #710-0258Replaced by #710-0751
Manufacturer substitutionThis part replaces 710-0258. Substitute parts can look different from the original.This item is not returnableIn Stock$5.9014% OFF Phone Price : $6.90Qty
Most common symptoms to help you fix your tillers
Choose a symptom to see related tiller repairs.
Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…
Main causes: dirty carburetor, engine needs tune up, stale gas…
Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…
Main causes: broken shaft clevis pins, transmission failure…
Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…
Main causes: clutch cable problems, faulty transmission…
Main causes: worn or broken drive belts, bad transmission, clutch cable problems…
Most common repair guides to help fix your tillers
These step-by-step repair guides will help you safely fix what’s broken on your tiller.
How to replace a tiller recoil starter
The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil s…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your tillers
Use the advice and tips in these articles and videos to get the most out of your tiller.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…
These frequently asked questions might help you figure out what's wrong with your garden tiller.…
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