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21A-510-081 (12155) Troy-Bilt Tiller - Overview

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TINE-BOLO 10-INCH LH – Part Number: 742-04227-0637
$26.62
Special Order
TINE-BOLO 10-INCH LH
Part #742-04227-0637
This manufacturer-certified Left Hand Bolo Tine attaches to the left tine holder, and is used to dig up dirt in the area being tilled. This part is constructed of black metal, is rated as "easy" to install, and requires a wrench set. If the part appears damaged or no longer works, it should be replaced. Refer to your make, model, and diagrams to check if this part is correct.
TINE-BOLO 10-INCH RH – Part Number: 742-04226-0637
$26.62
On Order
TINE-BOLO 10-INCH RH
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★★★★★
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Part #742-04226-0637
The Right Bolo Tine attaches to the right tine holder, and is used to dig up dirt in the area being tilled. This part is approved by the original manufacturer, and is constructed of black metal. Its installation is rated as easy by our customers, and will require only a wrench set. If the part appears damaged or no longer works, it should be replaced.
ASSM-CONTROL CABLE – Part Number: GW-55048P
$49.70
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ASSM-CONTROL CABLE
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Part #GW-55048P
This is an authentic OEM part. The forward clutch cable assembly is constructed of metal, wiring and plastic. This item is compatible with several tiller machines. The forward clutch cable assembly is secured onto the bail-forward clutch and engine transmission. When the operator pulls the bail arm, this part activates the transmission to propel the tiller device. This part is sold individually. A screwdriver is needed for the repair.
PULLEY-IDLER – Part Number: 756-04170
$50.96
On Order
PULLEY-IDLER
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(1)
Part #756-04170
This OEM Forward Idler Pulley attaches to the pivot bracket to allow the forward belt to idle when not in forward motion. If broken, the machine will no longer be able to propel forward, and the part must be replaced. This part is rated as "Easy" to install by customerss, and requires a wrench set. It is individually sold, and constructed of metal. Refer to your make, model and diagrams to ensure this is the right part.
Oil Seal, Tine Shaft – Part Number: 921-04036
$26.62
Special Order
Oil Seal, Tine Shaft
Part #921-04036
The tine shaft oil seal is used in tillers and is made of metal and rubber. This part is priced as an individual item, but may require two for proper installation. If the seal becomes dried out or cracked it will need to be replaced. It presses onto the sides of the transmission housing and stops oil from leaking, and may require a screwdriver during replacement. This part is an OEM from Troy-Bilt.
HKY PART – Part Number: 749-04084-0638
No Longer Available
HKY PART
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Part #749-04084-0638
This is an original Troy-Bilt replacement part. The upper handlebar is designed by the manufacturer for use in tillers. This part is made of metal, and is used to hold the handlebar controls and connect to the lower handlebar. You will require a wrench when replacing this item. This part is sold individually.
HKY PART – Part Number: 710-04163
No Longer Available
HKY PART
Part #710-04163
This replacement screw is an authentic component which is supplied directly from the original equipment manufacturer for use with Troy-Bilt and MTD lawn and garden equipment. It is a standard hardware which has multiple applications depending on the model of your unit, please refer to appropriate diagrams for the correct location and use of this item. This high-quality screw is made of durable metal and it is sold individually.
Gasket, Housing Cover – Part Number: 921-04229
$10.83
Special Order
Gasket, Housing Cover
Part #921-04229
BELT-V FWD DRV 3 – Part Number: 954-04089
$36.60
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BELT-V FWD DRV 3
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Part #954-04089
This forward drive belt is an authentic Troy-Bilt part manufactured for use with tillers. This rubberized belt is driven by the engine drive pulley, and connects to the transmission pulley to move the tiller forward. It is important to replace worn belts to maintain optimal performance. Be sure to clean the pulleys when installing the belt, the belt is sold individually.
PLUG-OIL – Part Number: GW-9467
$7.90
Special Order
PLUG-OIL
Part #GW-9467
Retaining Ring – Part Number: 716-04102
$6.92
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Retaining Ring
Part #716-04102
Washer-Flat 1.50x – Part Number: 736-04308
$6.92
Special Order
Washer-Flat 1.50x
Part #736-04308
This is an original replacement part sourced directly from the manufacturer. The flat washer is commonly found in tillers from Troy-Bilt, Yard Machine, and MTD. This part is generally used to help secure the drive shaft assembly in the transmission suspension housing. Please be aware that there are different washers used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You may require a wrench and pliers when replacing this item. The flat washer is sold as an individual replacement part.

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Bearing seized
2 of 4 people found this instruction helpful.
  • Gary from ELGIN, OK
  • Very Easy
  • Less than 15 mins
  • Socket set
Pull belt cover, 2 nuts
Remove tensioner, 1 nut
Slide old tensioner off and replace
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