3-Blade Set for 54" Deck Replacement for John Deere GX21380 GY20684
3-Blade Set for 54" Deck Replacement for John Deere GX21380 GY20684
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3-Blade Set for 54" Deck Replacement for John Deere GX21380 GY20684
Replacement 3-blade set for John Deere 54-inch mower decks used on G110, D170, LA150 and similar riders.
Each blade measures 473 × 70 mm, thickness 5 mm, with a 7-point star centre hole.
OEM Replacement Numbers
John Deere
GX21380
GY20679
GY20684
GY20686
Rotary
11491
Husqvarna / Poulan / Craftsman / AYP / Redmax
SPM684375001 / SPM684375001
MTD / Cub Cadet / Troy-Bilt
212-0385
330-704
7-06736
B1JD6019
B1PD5146
JD6019
91854
Oregon
592-617
92-103
92-617
Compatible Models
John Deere (54" Deck)
D170
G110
LA150
LA175
190C
E180
S180
Specifications
Length: 18-5/8" (473 mm)
Width: 70 mm (2-3/4")
Thickness: 5 mm (0.197")
Centre hole: 7-point star
Deck size: 54 inch
Quantity: 3 blades
Note
Please check OEM numbers and blade length before purchasing.
Shipping & Collection
Shipping & Collection
All products are stocked in our Auckland warehouse and are ready for dispatch.
Orders are typically dispatched on the same business day or the next working day.
Nationwide courier delivery is available across New Zealand.
Shipping costs will be displayed before checkout.
Local pickup from Auckland is available by arrangement only.
Please note that we do not operate a showroom.
The location is for collection only.
Please ensure the correct part is finalised before picking up.
If you would like to arrange a pickup or have any questions about shipping, please contact us via the chat window.
Return Policy
Return Policy
Returns are accepted in accordance with our Return & Refund Policy.
Please ensure the correct part number and compatibility before ordering.
Returns due to incorrect orders or change of mind are subject to a restocking fee of 20% or $15.00 (whichever is greater).
Original shipping costs are non-refundable.
If you receive an incorrect, damaged, or faulty item, please contact us as soon as possible with photos.
We will arrange a replacement or refund in line with our policy.
This policy does not affect your rights under the Consumer Guarantees Act 1993.
Compatibility Notice
Compatibility Notice
Compatibility may vary by model, production version, or configuration.
Please confirm the part number and engine or machine model before ordering.
Parts are supplied according to part numbers and technical specifications, not photos.
We recommend comparing the removed original part with dimensions and specifications before purchase.

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Amazing service great prices. I bought blades and filters for my Masport. Super quick service. One order was placed late morning and the parcel arrived early the following day. I'm in the Waikato so not local to GoMower. Will be telling friends and family these guys are the place to go.
Just what I ordered.
Works well.