Models
>
21A-521-081
21A-521-081 Troy-Bilt Tiller
Jump to:
Find Part by Name
Keep searches simple, eg. "belt" or "pump".
Diagrams for 21A-521-081
Viewing 7 of 7
Keep searches simple, eg. "belt" or "pump".
$4.99
This is a TT screw, but it is also called a fastener, and it is used on multiple outdoor tools. This part is a Tri-Round or Tri-Lobular thread forming screw, it is 0.25 inches in diameter, 0.5 inches ...
In Stock
In Stock
In Stock
In Stock
In Stock
In Stock
Questions and Answers
We're sorry, but our Q&A experts are temporarily unavailable.
Please check back later if you still haven't found the answer you need.
Keep searches simple. Use keywords, e.g. "leaking", "pump", "broken" or "fit".
- Customer:
- Gary from ELGIN, OK
- Parts Used:
- 756-04170
- Difficulty Level:
- Very Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Socket set
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
Was this instruction helpful to you?
Thank you for voting!