The deck belt size found is 95 in (2,413 mm) long by 0.5 in (13 mm) wide. The drive belt part number found is 77700-05581.
Kubota ZD323 Belt Size and Part Numbers
| Mower deck belt length | 95 in (2,413 mm) |
|---|---|
| Mower deck belt width | 0.5 in (13 mm) |
| Drive belt part number | 77700-05581 |
Belt Size Comparison Chart
Belt length comparison
Belt width comparison
Kubota ZD323 Belt Notes
| Mower deck belt note | The Kubota ZD323 deck belt measurement captured here is length 95 in (2,413 mm) and width 0.5 in (13 mm). Confirm the belt against the deck tag, belt decal or parts diagram before ordering |
|---|---|
| Drive belt note | The Kubota ZD323 drive or transmission belt part number captured here is 77700-05581. Treat it as partial drive-belt data if no matching width or OEM part number is shown |
| Fitment note | Belts are cheap until you buy the wrong one twice. On the Kubota ZD323, confirm belt route, old belt label and OEM part number before ordering |
Kubota ZD323 Belt Size FAQ
Is a close belt length good enough for the Kubota ZD323 deck?
The deck belt length found is 95 in (2,413 mm). Close is not the same as correct. A belt that is slightly short can overload bearings, while one slightly long can slip or fail to engage the blades cleanly
Should you buy the Kubota ZD323 belt by length only?
No. The deck belt width found is 0.5 in (13 mm). That is the common 1/2-inch belt width range. Still match the OEM number because the belt angle, fabric wrap and effective length can differ. Use length, width and OEM part number together where possible
What is the risk with the Kubota ZD323 drive belt part number?
The captured drive belt number is 77700-05581. If the length and width are missing, a cheap cross-reference can still be wrong even when it claims to replace the OEM belt
Mistakes do happen. Belt specs can change by year, mower deck, pulley layout, serial range and regional parts catalog. Please check the operator manual, belt routing decal, old belt label and official kubotausa.com before ordering a replacement belt.

