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Troybilt
Rear-Tine Tiller

Model # 21A-634B063-2001 Official Troybilt gas rear-tine tiller

Here are the diagrams and repair parts for Official Troybilt 21A-634B063-2001 gas rear-tine 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 128 parts  |
Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

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This item is not returnable
$4.91 | 
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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
#13

Handlebar/cable 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
#4

Bolo-tine/wheels/tires 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
Reverse Belt 1916658
#29

Engine/pulley diagram

Reverse belt

Part #1916658

Replaced by #954-04091

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Manufacturer substitution
This part replaces 1916658. Substitute parts can look different from the original.
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$27.89 | 
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Ryobi Lawn Tractor Screw 710-0376
Ryobi lawn tractor screw

Part #710-0376

This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
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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
$4.89
In Stock
Lawn Tractor Hex Bolt 710-3008
Lawn tractor hex bolt

Part #710-3008

This item is not returnable
$4.31 | 
19% OFF Phone Price : $5.31
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Yard Machines Lawn & Garden Equipment Hex Bolt 710-0520
#20

Engine/pulley diagram

Yard machines lawn & garden equipment hex bolt

Part #710-0520

This item is not returnable
$7.26
In Stock
Ryobi Lawn & Garden Equipment Flat Washer 736-3090
#37

Engine/pulley diagram

Ryobi lawn & garden equipment flat washer

Part #736-3090

This item is not returnable
$10.63
In Stock
Lawn & Garden Equipment Hex Bolt 710-0597
#11

Tine hood/drag bar diagram

Lawn & garden equipment hex bolt

Part #710-0597

This item is not returnable
$5.37
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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Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

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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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Tiller common questions

Tiller common questions

These frequently asked questions might help you figure out what's wrong with your garden tiller.…

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