Quick answer:
The John Deere GX70 mower blade part number found is GX20249.
Blade part #GX20249
John Deere GX70 Mower Blade Size and Part Numbers
| Mower blade part number | GX20249 |
|---|---|
| Blade type | high-lift and mulching |
John Deere GX70 Blade Notes
| Blade note | The John Deere GX70 blade listing captured here shows single blade part number GX20249. 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 GX70 blade style captured here is high-lift and mulching. Blade type affects airflow and clipping handling, not just cut width |
| Fitment note | The blunt rule with the John Deere GX70: part number and center hole beat guesswork. A blade can be the right length and still be wrong |
John Deere GX70 Mower Blade FAQ
Can you swap John Deere GX70 blade types?
The blade type captured is high-lift and mulching. You can often choose a different style only if it fits the same deck and spindle setup. Use GX20249 as the fitment starting point
What should you double-check with the John Deere GX70 blade part number?
The captured blade part number is GX20249. Because the physical blade measurements are missing here, check the old blade stamp, deck tag or official parts diagram before ordering
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.

