Disc Mowers

Disc Mower Family

Case IH Disc Mower Built For Productivity

The Case IH disc mowers are engineered to perform and provide reliable service on the field day after day. Choose between MD3 heavy-duty models or the economical MDX models. Backed by a three-year cutterbar warranty, Case IH MD3 disc mowers feature a modular cutterbar, hitch compatibility, easy transport options, and simplified adjustments and maintenance. Case IH MDX disc mowers are simple and economical, designed for years of service.

MD3 Cutterbar
The modular cutterbar on the heavy-duty Case IH MD3 disc mowers is designed to handle anything from wet field to downed crops. Shock protection is standard and the independent modules, quick-change knives and smooth-profile discs ensure quick mowing with little downtime.
Hassle-Free Transport
When in the transport position, the Case IH MD3 disc mowers become compact packages with ride stability and plenty of ground clearance.
The cutterbar transport lock automatically engages for a secure hold.
Quick Hitch Compatability
- MD3 disc mowers now have quick hitch compatibility to conveniently hook up and disconnect
- Quick hitch capability is standard.
The Case IH MD3 series disc mowers are engineered for minimum downtime
- Discs can be in any position when performing maintenance
- If an object is struck during operation, a spring-loaded cutterbed breakaway latch releases
- A heavy-duty, puncture-resistant curtain provides protection for operator and bystanders
- High-stress components are protected from debris by T-seal washers and lip seals
- The V-belt tension spring has an easily visible indicator for quick inspection of belt tension: changing belt tension is convenient with single-point adjustment and no shields to remove.
Simple and Economical
The Economy package features:
- 3-point hitch mounting system
- Two high-quality, reversible knives per disc on four, five or six oval cutting discs
- 540-rpm PTO driveline with an overrunning clutch to protect the tractor driveline, so the machine remains durable, while extremely productive.
- Adjustable flotation springs for changing cutterbar ground pressure
- Articulation joints to allow mowers to operate above and below horizontal
- Spring-loaded breakaway latch to protect the cutterbar
- Single-acting hydraulic cylinder easily lifts the cutterbar after each pass
- Rock guards and skid shoes to protect discs and carry the cutter bar over uneven ground
- Enclosed gear-driven cutter bars provide years of reliable service

MD73 (HD)

6 ft 8 in. cutting width
5 oval cutting discs
cutterbar shock protection is standard

MD83 (HD)

7 ft 10 in. cutting width
6 oval cutting discs
Cutterbar shock protection is standard

MD93 (HD)

9 ft 2 in. cutting width
7 oval cutting discs
Cutterbar shock protection is standard

MDX21 (Econ)

5 ft 6 in. cutting width
4 oval cutting discs
540-rpm PTO driveline with overrunning clutch to protect the tractor driveline

MDX31 (Econ)

6 ft 9 in. cutting width
5 oval cutting discs
540-rpm PTO driveline with overrunning clutch to protect the tractor driveline

MDX41 (Econ)

7 ft 11 in. cutting width
6 oval cutting discs
540-rpm PTO driveline with overrunning clutch to protect the tractor driveline

Parts & Service

Genuine Case IH Parts & Service

Only genuine Case IH parts were made specifically for your machine and designed for peak performance. Find everything you need from filters, fluids, safety equipment and Case IH merchandise, to owners manuals, parts diagrams, paint, and batteries at the Case IH parts store.

Visit the Case IH Parts Store

Download or Order Operators Manuals