The product's model number is essential to finding correct Troy-Bilt® genuine factory replacement part numbers for your outdoor power equipment.
The model number is 11 characters long and printed on the left side of the Product Identification Label
Characters can include numbers, letters or hyphens.
![7/8" and 1/2" Flexible Coupling](https://www.troybilt.ca/dw/image/v2/BCSH_PRD/on/demandware.static/-/Sites-mtd-master-catalog/default/dwbe09e850/products/918-04145.jpg?sw=290&sh=290&sm=fit "7/8" and 1/2" Flexible Coupling")
