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MTD 21AA412A052 rear-tine tiller Parts
Here are the diagrams and repair parts for MTD 21AA412A052 rear-tine tiller, as well as links to manuals and error code tables, if available.
Owner’s manual
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Browse Parts for 21AA412A052 Tillers
Handle & tine shield diagram
Hex Jam Nut
Part #712-3008Replaced by #712-3008
Manufacturer substitutionThis part replaces 712-3008. Substitute parts can look different from the original.This item is not returnableIn Stock$2.16
Qty
Drive system 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 : $71.95
QtyDrive system diagram
Screw
Part #710-0152Replaced by #710-1039
Manufacturer substitutionThis part replaces 710-0152. Substitute parts can look different from the original.This item is not returnableIn Stock$6.74QtyGear case diagram
Chain
Part #713-0226Replaced by #913-0226
Manufacturer substitutionThis part replaces 713-0226. Substitute parts can look different from the original.In Stock$191.46QtyGear case diagram
Reinforcement Plate
Part #786-0086Replaced by #786-0086-0637
Manufacturer substitutionThis part replaces 786-0086. Substitute parts can look different from the original.In Stock$35.91QtyGear 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 : $50.09QtyGear 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 : $31.63QtyGear case diagram
Tiller Tine Shaft
Part #611-0021Replaced by #611-0021A
Manufacturer substitutionThis part replaces 611-0021. Substitute parts can look different from the original.In Stock$142.1912% OFF Was : $161.12QtyHandle & tine shield 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$7.66Qty
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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