21A-645A766 Troy-Bilt Tiller - Overview
Models starting with 21A-645A766
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- 21A-645A766 (2006) Troy-Bilt Tiller (Troy-Bilt Tiller Model 21A-645A766/2006 (21A645A766/2006, 21A 645A766/2006) Parts)
- 21A-645A766 (2007) Troy-Bilt Tiller (Troy-Bilt Tiller Model 21A-645A766/2007 (21A645A766/2007, 21A 645A766/2007) Parts)
- 21A-645A7665HPCRT (2007) Troy-Bilt Tiller (21a-645a766 5hp Crt Roto-Tiller (2007))
- 21A-645A7665HPCRT (2006) Troy-Bilt Tiller (21a-645a766 5hp Crt Roto-Tiller (2006))
Keep searches simple, eg. "belt" or "pump".
Nut-flglk 5/16-18
PartSelect #: PS9092936
Manufacturer #: 712-04063
This nut is a manufacturer-approved replacement part for various lawn and garden equipment. It is sold individually, not as part of a kit or assembly. Also referred to as a Lock Nut, it is resistant t...
$6.40
In Stock
Tiller Forward Drive Belt
PartSelect #: PS10035467
Manufacturer #: 954-04090
The Forward Drive Belt is a 12.5-inch black, rubber belt, sold individually. Installation of this manufacturer-certified part is rated as "Easy" by customers and will require pliers, a socket set, and...
$28.56
On Order
TINE-BOLO 10-INCH LH
PartSelect #: PS19274426
Manufacturer #: 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 in...
$26.62
On Order
Belt-v Rev Drv 3
PartSelect #: PS10035469
Manufacturer #: 954-04091
The Reverse Drive Belt is a 13 x 3/8 inch is a black rubber belt which attaches to the transmission and engine drive pulleys. This belt allows you to drive the unit backwards. If it's broken due to fa...
$27.09
In Stock
TINE-BOLO 10-INCH RH
PartSelect #: PS19274422
Manufacturer #: 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 i...
$26.62
On Order
Tiller Wheel Shaft Oil Seal
PartSelect #: PS10027983
Manufacturer #: 921-04031
This OEM Wheel Shaft Oil Seal is a black rubber part which attaches to the drive shaft to prevent leaks between the wheel shaft and transmission case. Installation is rated as "Medium" difficulty and ...
$17.17
In Stock
Washer-lock 5/16
PartSelect #: PS9311087
Manufacturer #: 936-0119
This Washer-Lock 5/16 is a silver, metal part that is sold individually and comes direct from the manufacturer. With a 5/16 Inch Interior Diameter and 1/2 Inch Outside Diameter, it is used to prevent ...
$6.57
In Stock
Lawn Mower Air Valve
PartSelect #: PS9311038
Manufacturer #: 934-0255
The air valve attaches to the wheel and is made of a durable material. This is a genuine MTD, Ryobi, Yard Machines, Bolens, Troy-Bilt, and Yard Man part sourced directly from the manufacturer for use ...
$6.40
In Stock
PULLEY-IDLER
PartSelect #: PS19285514
Manufacturer #: 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 ...
$50.96
On Order
Oil Seal, Tine Shaft
PartSelect #: PS16453462
Manufacturer #: 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 cra...
$26.62
Special Order
Keep searches simple. Use keywords, e.g. "leaking", "pump", "broken" or "fit".
Bearing seized
Pull belt cover, 2 nuts
Remove tensioner, 1 nut
Slide old tensioner off and replace
Remove tensioner, 1 nut
Slide old tensioner off and replace
Parts Used:
-
Gary from ELGIN, OK
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Difficulty Level:Very Easy
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Total Repair Time:Less than 15 mins
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Tools:Socket set
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