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Troybilt
Rear-Tine Tiller

Model # 21A-675B063 Official Troybilt tiller

Here are the diagrams and repair parts for Official Troybilt 21A-675B063 tiller, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 185 parts  |
Yard Machines Lawn Tractor Bolt (replaces 01000668, 1982728, 1983620, 43001, 715326, 910-0253, 9711, B1100046, Gw-325284, Gw-750a, Gw-90012, Gw-9711, Gw-98068, Gw-98-068, Gw-b1100046, Gw-b70235, Gw-m6520008, Gw-pt/01395/00, Gw-pt/80153/00, Gw-t70235, Wd- 710-0514
#7

Handlebar and control levers diagram

Yard machines lawn tractor bolt (replaces 01000668, 1982728, 1983620, 43001, 715326, 910-0253, 9711, b1100046, gw-325284, gw-750a, gw-90012, gw-9711, gw-98068, gw-98-068, gw-b1100046, gw-b70235, gw-m6520008, gw-pt/01395/00, gw-pt/80153/00, gw-t70235, wd-

Part #710-0514

This item is not returnable
$5.33 | 
16% OFF Phone Price : $6.33
In Stock
Lawn & Garden Equipment Screw, 3/8-16 X 1-3/4-in 710-0347
#51

Engine/support bracket/pulley/belt diagram

Lawn & garden equipment screw, 3/8-16 x 1-3/4-in

Part #710-0347

This item is not returnable
$7.69 | 
12% OFF Phone Price : $8.69
In Stock
Hex Screw 710-3037
#39

Engine/support bracket/pulley/belt diagram

Hex screw

Part #710-3037

Replaced by #710-0347

?
Manufacturer substitution
This part replaces 710-3037. Substitute parts can look different from the original.
This item is not returnable
$7.69 | 
12% OFF Phone Price : $8.69
In Stock
Ace Lawn Tractor Hex Bolt 710-3096
#5

Tines and wheels diagram

Ace lawn tractor hex bolt

Part #710-3096

This item is not returnable
$9.93 | 
9% OFF Phone Price : $10.93
In Stock
Hex Nut 712-0267
Hex nut

Part #712-0267

Replaced by #712-3010

?
Manufacturer substitution
This part replaces 712-0267. Substitute parts can look different from the original.
$7.71
In Stock
Toro Lawn & Garden Equipment Lock Washer (replaces 936-0169) 736-0169
Toro lawn & garden equipment lock washer (replaces 936-0169)

Part #736-0169

This item is not returnable
$5.26
In Stock
Lawn & Garden Equipment Hex Bolt 710-0597
#6

Hood, bracket and depth regulator diagram

Lawn & garden equipment hex bolt

Part #710-0597

This item is not returnable
$5.80
In Stock
Worm Gear 1904279
#19

Wheel, eccentric and tiller shafts diagram

Worm gear

Part #1904279

Replaced by #917-04383

?
Manufacturer substitution
This part replaces 1904279. Substitute parts can look different from the original.
$133.19 | 
8% OFF Phone Price : $145.19
In Stock
Hex Flange Screw, 5/16-18 X GW-90063
#38

Engine/support bracket/pulley/belt diagram

Hex flange screw, 5/16-18 x

Part #GW-90063

Replaced by #710-0602

?
Manufacturer substitution
This part replaces GW-90063. Substitute parts can look different from the original.
This item is not returnable
$5.63 | 
15% OFF Phone Price : $6.63
In Stock
Clevis Pin GW-9380
#11

Tines and wheels diagram

Clevis pin

Part #GW-9380

Replaced by #711-04126

?
Manufacturer substitution
This part replaces GW-9380. Substitute parts can look different from the original.
This item is not returnable
$7.20
In Stock

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

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Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

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Why does my tiller turn the soil poorly?

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

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Why won't my tillers wheels or tines turn?

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

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Why does my tiller's engine leak oil or gas?

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

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Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

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Why does my tiller's engine run roughly or misfire?

Main causes: dirty carburetor, engine needs tune up, stale gas…

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Why won't my tiller's engine start?

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

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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.

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How to replace a tiller recoil starter

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…

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Repair difficulty
Time required
 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.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

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A guide to garden tillers

A guide to garden tillers

Rear tine tiller or front tine tiller, what to know to help in choosing the correct one for your needs.…

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