improve Combine Performance for your John Deere

reversible concaves make
JD Combines Better


John Deere - The Original 'Green Technology'!


2022 John Deere All Crop insert breakdown  2022 John Deere All Crop insert breakdown

2022 John Deere S & STS Series All Crop Concave  2022 John Deere All Crop

John Deere parts listing   2022 John Deere parts listing 

2022 Combine Cylinder & tine paddle beater  2022 Combine Cylinder & tine paddle beater

Sunnybrook Parts Listing - All  2022 Catalogue


Sunnybrook Welding manufactures a concave system for JD rotary machines, fitting all current and late models. The concave frames are designed to be half-width, making them much easier to lift and change.

These precision-manufactured frames (6 vs 3 OEM concaves) accommodate a bolt-on lip for the front position. Seven box inserts are installed in each frame, which adds an array of crucial features:

Concave boxes in a JD rotary system share commonality with Case IH late model Axial Flow machines.


Component Upgrades For Conventional
JD Combines Fit To a 't'

John Deere still offers conventional Harvester technology with the T670 (T series) machines. These legendary machines share many commonalities with the venerable 9600 through 9650 series wide-body conventionals and have many parts still available through your John Deere Dealer. Sunnybrook Welding manufactures an impressive array of upgrades and components for these incredibly durable and productive machines. These include:


Sunnybrook Combine Components - Because experience matters

Sunnybrook has been supplying John Deere with parts for conventional combine technologies for over eighteen years! Contact us today to find out how we can make your machinery work harder for you and improve your bottom line.



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48572 Range Road 23, Sunnybrook, Alberta T0C 2M0