Quality Farm Supply stocks the complete lineup of Kondex KX7 combine concaves for John Deere, Case IH, and New Holland combines — the industry-leading aftermarket concave system engineered to maximize threshing efficiency, reduce grain loss, and extend wear life beyond OEM concaves.
The Kondex KX7 concave system features a patented 7-bar design that delivers more aggressive threshing action with less cracking and damage compared to standard OEM concaves. Whether you're harvesting corn, soybeans, wheat, or small grains, KX7 concaves are engineered to handle the full range of crop conditions — from tough, tough-to-thresh small grains to high-moisture corn at peak yield.
- John Deere — Complete KX7 concave kits and components for the X9, S, STS Series
- Case IH — Complete KX7 concave kits and components for the 10/20/30 Series and the 40/50 Series.
- New Holland — Complete KX7 concave kits and components for the CR Series
- Challenger/Gleaner/Massey Ferguson - Complete KX7 concave kits for Challenger, Gleaner, and Massey Ferguson combines — Standard and ToughThresh configurations for cereal grains and corn/soybeans.
- Fendt Ideal - KX7 concave kits for Fendt Ideal combines — High Moisture, Tough-Thresh Cereal, Tough-Thresh Small Seed, and Tough-Thresh Corn/Soybean configurations.
- Patented 7-bar design for maximum threshing efficiency and reduced grain loss
- Longer wear life than OEM concaves
- In stock and ready to ship before harvest
KONDEX
KX7 STANDARD CONFIGURATION KIT FOR CEREAL GRAINS *AND* TOUGHTHRESH CONFIGURATION KIT FOR SMALL SEEDS. FITS JOHN DEERE COMBINES
SKU:300-716049
This kit configuration can be used as a Standard Configuration for Cereals or a Though-Thresh Configuratiion for Small Seed crops
| Kit Configuration | |||
| Quantity | Part # | Description | Position |
| 1 | 300-BA2L02 | Front Lip | |
| 3 | 300-BA2X05 | Max Thresh | Rows 1 - 3 |
| 3 | 300-BA2R05 | Max Round | Rows 4 - 6 |
KONDEX
KX7 STANDARD CONFIGURATION KIT FOR CEREAL GRAINS *AND* TOUGHTHRESH CONFIGURATION KIT FOR SMALL SEEDS. FITS CASE IH MID-RANGE SERIES
SKU:300-716039
Suitable as a Standard Configuration for Cereal Crops or a Tough-Thresh for Small Seed Crops
| Kit Configuration | |||
| Quantity | Part # | Description | Position |
| 1 | 300-BA1L05 | Front Lip | |
| 3 | 300-BA1X05 | Max Thresh | Rows 1 - 3 |
| 3 | 300-BA1R05 | Max Round | Rows 4 - 6 |
Kondex
KX7 STANDARD CONFIGURATION KIT FOR CEREAL GRAIN *AND* TOUGHTHRESH CONFIGURATION KIT FOR SMALL SEEDS - FOR JOHN DEERE X9
300-716093
Configuration suitable for Standard threshing for Cereals and Max Threshing for Small Seeds
| Kit Configuration | |||
| Quantity | Part # | Description | Position |
| 3 | 300-F00069 | Max Thresh | LH - Rows 1 - 3 |
| 3 | 300-F00067 | Max Round | LH - Rows 4 - 6 |
| 3 | 300-F00070 | Max Thresh | RH - Rows 1 - 3 |
| 3 | 300-F00068 | Max Round | RH - Rows 4 - 6 |
Kondex
KX7 ROUND BAR BOX, RIGHT HAND, SMALL/ADJUSTABLE FRAME, FOR NEW HOLLAND CR SERIES COMBINES
300-BB8R12
Refer to configuration guide below to select proper components.
Fits 22" Rotor New Holland CR Series Combines
**MUST ORDER PART NUMBER 300-716085 FRAME KIT - ONE PER MACHINE**
Kondex
KX7 ROUND BAR BOX, RIGHT HAND, LARGE/MAIN FRAME, FOR NEW HOLLAND CR SERIES COMBINES
300-BB8R11
Refer to configuration guide below to select proper components.
Fits 22" Rotor New Holland CR Series Combines
**MUST ORDER PART NUMBER 300-716085 FRAME KIT - ONE PER MACHINE**
Kondex
KX7 ROUND BAR BOX, LEFT HAND, SMALL/ADJUSTABLE FRAME, FOR NEW HOLLAND CR SERIES COMBINES
300-BB8R22
Refer to configuration guide below to select proper components.
Fits 22" Rotor New Holland CR Series Combines
**MUST ORDER PART NUMBER 300-716085 FRAME KIT - ONE PER MACHINE**
Kondex
KX7 ROUND BAR BOX, LEFT HAND, LARGE/MAIN FRAME, FOR NEW HOLLAND CR SERIES COMBINES
300-BB8R21
Refer to configuration guide below to select proper components.
Fits 22" Rotor New Holland CR Series Combines
**MUST ORDER PART NUMBER 300-716085 FRAME KIT - ONE PER MACHINE**
KONDEX
KX7 RIGHT HAND EMPTY MID AND REAR FRAME FOR CASE IH
SKU:300-BA1011
Fits Models Case IH Flagship 10, 20, 30, 40, 50 Series.
Kondex
KX7 MAXTHRESH RIGHT HAND FOR CASE IH FLAGSHIP
SKU:300-BA1X45
Includes concave frame and thresh boxes. Used with Case IH combines.
Kondex
KX7 MAXTHRESH RIGHT HAND CONCAVE BOX FOR CASE IH FLAGSHIP
SKU:300-BA1X15
KX7 MaxThresh concave box comes standard with our exclusive Tungstrong wear enhancement on the threshing bars. This goes beyond the heat treating available on other extended wear concaves.