Quick answer:
The blade measurement captured is center hole 1 in (25 mm).
Blade sizecenter hole 1 in (25 mm)
John Deere S110 Mower Blade Size and Part Numbers
| Blade center hole size | 1 in (25 mm) |
|---|---|
| Blade type | high-lift, mulching, bagging, and 3-in-1 |
John Deere S110 Blade Notes
| Blade note | The John Deere S110 blade listing captured here shows center hole 1 in (25 mm). Use this as a buying guide, then match the blade position, deck size and center-hole style before spending money |
|---|---|
| Blade type note | The John Deere S110 blade style captured here is high-lift, mulching, bagging, and 3-in-1. Blade type affects airflow and clipping handling, not just cut width |
| Fitment note | Blades are cheap until you buy the wrong set twice. On the John Deere S110, confirm part number, deck size and blade count before buying |
John Deere S110 Mower Blade FAQ
Why does the John Deere S110 blade center hole matter?
The captured center-hole detail is 1 in (25 mm). If the hole shape or size is wrong, the blade may not seat correctly on the spindle even if the length looks right
Official information note
Mistakes do happen. Blade specs can change by year, mower deck, spindle, serial range and regional parts catalog. Please check the operator manual, old blade stamp, deck tag and official John Deere parts catalog before ordering replacement blades.

