Troy Bilt 21A-683F766 8HP Roto-Tiller (2006) Parts Diagrams

There are (215) parts used by this model.

Found on Diagram: .Quick Reference
1901118A

Bolo Tine Kit (No Longer Available)

No Longer Available

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Found on Diagram: Bolo Tines Assemblies
686040680637

HOLDER TINE HORSE
(Standard Tilling Tines)

$95.00

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7103096

BOLT 3/8 16X2.0 GR

$7.10

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7123000

NUT LOCK 3/8 16

$3.93

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742042230637

TINE BOLO 12 LH

$25.77

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742042240637

TINE BOLO 12 RH

$25.77

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7103005

Screw

$3.65

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686040680637

HOLDER TINE HORSE

$95.00

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Found on Diagram: Depth Regulator and Tine Hood Assemblies
7103005

Screw

$3.65

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GW11131099

Bushing

$4.57

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71004049

SCREW HEX FLANGE 5

$4.15

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71204065

Flange Lock Nut

$3.71

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1900864

Depth Regulator

$76.49

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GW9120

Tolerance Ring

$5.99

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GW9119

Depth Regulator Control Knob

$10.32

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1900867001

Bar Depth Regulator

$30.89

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7100599

Screw

$3.90

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71004043

Screw

$4.00

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GW9929

WASHER 1.125X.344

$3.17

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1904563

HOOD ASSY TINE

$377.94

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777I22027

LABEL TINE INSTRUC

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GW2525

BRACKET HOOD

$86.71

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71504034

PIN ROLL

$6.06

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75004556

SPACER SPLIT

$6.06

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73204320

SPRING TORSION

$3.89

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7100597

Hex Screw

$3.69

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71204064

Nut

$3.67

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Found on Diagram: Handlebar Assembly
GW9548

BOLT 132 13X3.5 FH

$12.54

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GW9119

Depth Regulator Control Knob

$10.32

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GW9120

Tolerance Ring

$5.99

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GW1881

STUD H/BAR W/NUT

$55.10

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7120206

1/2 13 HEX NUT

$3.93

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1900854010

CLAMP LH HORSE 102

$32.35

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1900856010

NO LONGER AVAILABLE

No Longer Available

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1900857010

RATCHET RH RED HOR

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1900855010

CLAMP RH HORSE 102

$34.05

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1900858010

BASE H/BAR RED 253

$111.26

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649040200638

HANDLE ASM HORSE

$226.55

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72004083

Black Grip

$13.08

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777I22026

NO LONGER AVAILABLE

No Longer Available

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1918111

SCREW CARRIAGE

$6.95

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1186389

NUT FLANGE

$3.08

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1909286P

Cable Throttle

$69.03

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777I20946

NO LONGER AVAILABLE

No Longer Available

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7250157

TIE CABLE 7

$3.48

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GW9219

RETAINER HARNESS

$9.18

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72504367

HARNESS ENGINE TIL

$53.52

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72505005

SWITCH MICRO NO MO

$26.81

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GW9385

NO LONGER AVAILABLE

No Longer Available

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62504097

SWITCH ASM MICRO

$64.54

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7100779A

Tap Screw

$3.89

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791181862

Housing Screw

$3.92

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786040030638

O.P.C. Lever

$26.93

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GW9199

PIN PIVOT

$5.64

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73204864A

SPRING

$6.08

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777D06527

NO LONGER AVAILABLE

No Longer Available

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7123010

NUT HEX 5/16 18

$3.92

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9360119

Lock Washer

$4.34

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7100805A

SCREW HEX CAP

$3.78

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1901835

CAP PLUG HI TEMP V

$3.45

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1186389

NUT FLANGE

$3.08

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Found on Diagram: Power Unit Transmission Assemblies
71004454

SCREW HEX HEAD

$3.75

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GW9463

KNOB TAPERED

$10.42

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GW2263

PLATE TINE ENGAGE

$46.33

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777I20945

LABEL TINES/PTO CL

$4.42

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1186349

SCREW HFKL

$3.14

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71004043

Screw

$4.00

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7360275

WASHER FL

$6.05

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GW9362

PIN SPRING

$3.85

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GW9838

NO LONGER AVAILABLE

No Longer Available

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GW9934

WASHER SHOULDER

$13.86

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GW9932

WASHER 1.97X1X.11

$21.74

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GW2628

LVR W/KNOB

$126.05

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71904015P

TRANS COVER

$206.84

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GW1123

Gasket

$7.51

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7100376

Hex Screw

$3.69

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7123010

NUT HEX 5/16 18

$3.92

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1901439

SPRING REV PLUNGER

$10.78

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GW1035

Neutral Plunger Assembly

$33.53

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1901440

RING KLIP

$4.83

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1186393

Flange Nut

$2.66

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1902004

SCR 3/8 16X1.5 UNC

$7.53

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78604002

LEVER ECCENTRIC SH

$50.11

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7103013

Hex Screw

$4.06

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74104008

BUSHING ECCENTRIC

$25.61

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GW9516

Retaining Ring

$3.60

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GW2461

Weld Eccentric Shaft

$34.63

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GW9911

Lock Washer

$5.28

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71004354

Screw

$3.42

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7160101

RING SNAP FOR .750

$3.40

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71804615

PTO Clutch

$47.35

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GW9301

KEY .188SQX1.0

$3.48

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7100157

SCREW HEX 5/16 24

$3.93

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73604193

WASHER BELVL .8

$5.99

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GW2107

Transmission Pulley

$129.11

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GW50027

WASHER

$5.99

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1186310

SCREW HEX HEAD CAP

$3.14

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71804007

CAP FRONT BEARING

$16.76

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92104044

Oil Seal

$8.88

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73604305

Flat Washer
as required

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9410107

Roller Bearing
(incl. one bearing GW-9400 and one cup (race) GW-9401

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GW2655

SHAFT WHEEL DRIVE

$195.02

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92104030

Oil Seal

$11.43

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71604102

Retaining Ring

$3.89

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7150121

PIN SPRING SPIR 1/

$6.00

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71804006

PLUG BRG RETAINING

$43.90

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GW9604

O Ring

$4.67

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GW11323

SHIM
as required

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GW9404

Ball Bearing

$24.52

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7360272

USE 736-0272

$1.39

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GW1222

GEAR SPLINE 10 TEE

$124.03

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71604119

RING RETAINING

$13.09

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GW2656

GEAR WORM

$130.74

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GW9300

KEY

$3.25

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GW1233

GEAR SPUR 20 TEETH

$126.33

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92104031

Oil Seal

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71604104

External Retaining Ring

$3.89

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73604257

Flat Washer
as required

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94104300

Bushing

$15.40

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75305574

NO LONGER AVAILABLE

No Longer Available

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71404014

KEY HI PRO

$18.53

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GW1223

GEAR SPUR 56 TEETH

$198.05

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GW1232

GEAR SPUR

$136.87

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GW1237

CLUTCH DOG

$144.01

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GW1112

PIN CLUTCH

$4.09

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1911372

PIN SPRING .188X1.

$3.11

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619040000637

ARM ECCENTRIC

$53.75

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92104034

Oil Seal

$9.45

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73804448

PIN

$7.21

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61104003

SHAFT ECCENTRIC

$79.55

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GW1441

SPRING

$3.65

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GW2109099

HSG POWER UNIT TRA
(Empty housing without covers, shafts, gears, seals, etc.

$830.15

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GW9359

PIN DRIVE

$3.25

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1100067

NO LONGER AVAILABLE

No Longer Available

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GW9928

WASHER DISC SPRING

$11.33

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GW2126

NO LONGER AVAILABLE

No Longer Available

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1105620

PLUG PIPE SQ HD 1/

$3.69

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GW9122

PLUG CAP RED

$9.00

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777I20944

LABEL FORWARD INTR

$9.18

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1100067

NO LONGER AVAILABLE

No Longer Available

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Found on Diagram: Tiller Attachment Transmission Assemblies
1915068

Self Sealing Screw

$3.90

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GW20873

COVER TILLER HSG

$96.12

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91104082

Tiller Tine Shaft

$102.59

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9413037

Ball Bearing

$39.09

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1901976

Worm Gear

$148.20

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GW1104

Woodruff Key

$8.40

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92104035

Oil Seal

$11.01

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7160101

RING SNAP FOR .750

$3.40

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71804614

CLUTCH PTO REAR AT

$27.86

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GW9301

KEY .188SQX1.0

$3.48

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GW2127

Spring (No Longer Available)

No Longer Available

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73604187

Shim

$4.39

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1915069

SCR HFLK 1/4 20X.8

$3.97

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71804406

Bearing Cup

$44.41

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73604305

Flat Washer
A/R

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9410107

Roller Bearing

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GW11602

Shaft Assembly

$268.40

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92104030

Oil Seal

$11.43

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71604102

Retaining Ring

$3.89

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61904127

HOUSING TRANS MACH
(Transmission Housing and Dipstick 23-24)

$304.32

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1909157

ASM DIPSTICK HORSE

$16.62

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1901976

Worm Gear

$148.20

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Found on Diagram: Wheel Speed Lever, Belt Drive System, Engines, Wheels
GW9362

PIN SPRING
(Wheel Speed Lever 1-18)

$3.85

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GW9838

NO LONGER AVAILABLE

No Longer Available

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GW9934

WASHER SHOULDER

$13.86

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GW9932

WASHER 1.97X1X.11

$21.74

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GW2628

LVR W/KNOB

$126.05

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1902240

KNOB WHEEL SPEED H

$20.63

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GW9317

PIN COTTER

$3.25

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GW-1515

Connecting rod, wheel speed shift lever (Incl Ref.7 & Ref. 9

No Longer Available

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GW1033

Swivel

$13.69

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7360275

WASHER FL

$6.05

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71404048

Cotter Pin

$7.11

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9120158

Hex Nut

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7100514

Hex Screw

$3.82

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7360169

WASHER LOCK 3/8

$3.36

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7363050

WASHER FL

$3.93

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GW11131099

Bushing

$4.57

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GW9120

Tolerance Ring

$5.99

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GW1920

Adjusting Block Kit

$53.68

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GW2100

BAR ADJUST

$11.39

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7100459A

Hex Screw

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75604171

Reverse Disc

$59.40

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GW9245

V Belt

$23.68

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61904124

Pulley Mach Horse

$136.45

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73604187

Shim
As Req'd

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GW9303

KEY

$3.25

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7100376

Hex Screw
(Engines and Engine Mount 27-36)

$3.69

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7123010

NUT HEX 5/16 18

$3.92

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GW1034A

Engine Mounting Bar

$41.45

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GW9147

PLUG CAP RED

$7.12

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7100672

SCREW HEX 5/16 24

$3.89

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9360119

Lock Washer

$4.34

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719042220637

MOUNT MOTOR

$277.15

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7363052

WASHER FLAT .40

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7100606

Hex Screw
(Wheel Assemblies 43-46)

$4.72

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93404231

WHEEL COMPL 16X4.6

$228.31

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71204064

Nut

$3.67

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1902240

KNOB WHEEL SPEED H

$20.63

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Found on Diagram: Wheels, Tines, Drive Lever & Yoke Assembly
64704006

Lever Assembly

$119.36

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1908156

Spring

$14.57

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7100805A

SCREW HEX CAP

$3.78

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GW2447

Bushing

$5.82

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7360607

WASHER EXTERN L 5/

$3.69

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7123010

NUT HEX 5/16 18

$3.92

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68604006

ROLLER ASM HORSE

$82.62

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1900468010

YOKE LH RED

$42.22

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1900469001

YOKE RH 12178

$38.43

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1900860001

BAR CLUTCH YOKE 12

$14.96

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7100514

Hex Screw

$3.82

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7360169

WASHER LOCK 3/8

$3.36

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7363050

WASHER FL

$3.93

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7123017

NUT HEX 3/8 NC

$3.93

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GW11131099

Bushing

$4.57

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GW2595099

KNOB W/INLAY FWD/R

$15.24

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