The John Deere Z830A mower blade part numbers found are TCU21475 and UC22010. The blade set part number found is TCU30317. The blade measurement captured is length 20.94 in (532 mm) and center hole 0.94 in (24 mm). The deck uses 3 blades.
John Deere Z830A Mower Blade Size and Part Numbers
| Mower blade part number | TCU21475 and UC22010 |
|---|---|
| Mower blade set part number | TCU30317 |
| Blade length | 20.94 in (532 mm) |
| Blade center hole size | 0.94 in (24 mm) |
| Number of blades | 3 blades |
| Blade type | high-lift, mulching, bagging, and 3-in-1 |
Blade Size Comparison Chart
Blade length comparison
John Deere Z830A Blade Notes
| Blade note | The John Deere Z830A blade listing captured here shows single blade part numbers TCU21475 and UC22010, blade set part number TCU30317, and length 20.94 in (532 mm) and center hole 0.94 in (24 mm). Use this as a buying guide, then match the blade position, deck size and center-hole style before spending money |
|---|---|
| Deck note | For the John Deere Z830A, the captured deck information is blade count 3 blades. Match the blades to the fitted deck, not just the tractor model name |
| Blade type note | The John Deere Z830A 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 | The blunt rule with the John Deere Z830A: part number and center hole beat guesswork. A blade can be the right length and still be wrong |
John Deere Z830A Mower Blade FAQ
Is a close blade length good enough for the John Deere Z830A?
The blade length found is 20.94 in (532 mm). Close is not the same as correct. That is a common lawn tractor blade length range, but it still needs the right center hole, sail/lift shape and deck fitment. Match the OEM number or old blade before buying
Why does the John Deere Z830A blade center hole matter?
The captured center-hole detail is 0.94 in (24 mm). If the hole shape or size is wrong, the blade may not seat correctly on the spindle even if the length looks right
What is the difference between the John Deere Z830A blade number and blade set number?
The captured single blade number is TCU21475 and UC22010, while the captured blade set number is TCU30317. Use the single blade number for one replacement and the set number when replacing the full deck set
Which blade type should you use on the John Deere Z830A?
The blade type captured is high-lift, mulching, bagging, and 3-in-1. Use that against the captured fitment value 20.94 in (532 mm). High-lift helps bagging/discharge; mulching blades need the right mulching setup
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.
