Troy Bilt TB21EC 41BDT21C866 Parts Diagrams

There are (54) parts used by this model.

• Found on Diagram: Engine Assembly
  
• 

  75308804

  STARTER HSG ASM

  $18.25

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• 

  791181862

  Housing Screw

  $3.92

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• 

  75306244

  STARTER GUARD

  $3.16

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• 

  75308250

  CLUTCH CVR ASM

  $4.62

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• 

  791182519

  Anti-Rotation Screw

  $4.40

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• 

  9689A

  SCREW 10 24 X 1.5

  $9.89

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• 

  7120161

  Hex Nut

  $4.06

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• 

  791182366

  NUT TINNERMAN U T

  $4.95

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• 

  75308745

  MUFFLER ASM

  $23.46

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• 

  75306245

  NO LONGER AVAILABLE

  No Longer Available

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• 

  791181345

  Screw

  $3.78

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• 

  75306104

  Electric Start Adapter

  $3.65

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• 

  75306091

  Pawl Assembly

  $7.97

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• 

  79400097

  SPARK PLUG 14MM

  $5.98

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• 

  71004715

  SCREW 1/4X20 T30

  $6.06

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• 

  75308357

  MODULE W/SLV RFI

  $28.87

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• 

  75306827

  GASKET CYL

  $2.90

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• 

  75306246

  Flywheel Assembly

  $19.38

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• 

  75306247

  BELL WASHER

  $3.08

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• 

  75306248

  SPACER

  $2.97

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• 

  75306189

  Insulator Assembly

  $6.70

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• 

  75306184

  Insulator O-Ring

  $2.96

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• 

  75306185

  Carburetor O-Ring

  $2.96

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• 

  75306190

  Carburetor

  $31.42

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• 

  75306253

  Air Cleaner Gasket

  $3.00

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• 

  75306913

  AIR CLEANER ASM

  $10.17

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• 

  75306954

  Air Filter

  $2.81

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• 

  75306250

  Fuel Tank Assembly

  $19.41

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• 

  75306857

  Fuel Cap

  $6.80

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• 

  791181930

  SCR 10 6 X .75

  $6.00

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• 

  75305860

  Clutch Assembly Small

  $22.71

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• 

  75308358

  WIRE LEAD RFI

  $8.23

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• 

  71004715

  SCREW 1/4X20 T30

  $6.06

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• Found on Diagram: General Assembly
  
• 

  75308344

  THROTTLE GRIP ASM

  $26.99

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• 

  73108433C10

  LEVER LOCK OUT

  $2.75

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• 

  791182405

  Switch

  $9.37

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• 

  73104970B10

  THROTTLE TRIGGER

  $8.23

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• 

  75305007

  Throttle Trigger

  $4.46

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• 

  75306880

  Upper Boom Assy

  $18.00

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• 

  75306825

  CABLE THROTTLE

  $5.44

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• 

  75305461

  D HANDLE ASM

  $19.54

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• 

  791181587

  ASM D HANDLE HARD

  $17.31

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• 

  7531190

  Clamp Assembly

  $20.76

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• 

  73108926

  HANGER

  $2.35

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• 

  75304508

  Lower Drive Shaft with Cable Assembly

  $77.51

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• 

  75304282

  GD MT HDWR

  $23.95

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• 

  75304283

  Shield and Blade Assembly

  $47.81

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• 

  791180553

  ASM BLADE

  $14.06

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• 

  75304284

  Outer Spool And Retainer Clip

  $26.28

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• 

  791610660

  Retainer

  $4.34

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• 

  791610317B

  Trimmer Head Spring

  $9.56

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• 

  7531155

  Inner Spool Reel

  $21.38

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• 

  791153066B

  Trimmer Bump Head Knob

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• 

  73104970B10

  THROTTLE TRIGGER

  $8.23

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