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Fits Models At A Glance:
Komatsu Dozers:
D31EX-20, D31PX-20, D31EX-21, D31PX-21, D31EX-22, D31PX-22
D37EX-21, D37PX-21, D37EX-22, D37PX-22
D39EX-21, D39PX-21, D39EX-22, D39PX-22
D41E-6, D41P-6
Komatsu Graders:
GD555-3, GD655-3, GD655-5
GD675-3, GD675-5
Key Notes:
Mechanical Suspension system for stable shock absorption
2″ Height Adjustment for personalized operator positioning
3-Position Lumbar Support for lower back comfort
Upper Backrest Extension available with cordura cloth trim
Trim Options: Cordura cloth or waterproof vinyl, foam bonded
Document Pouch on the back of the seat
Fold Forward & Full Recline for ergonomic access and resting
Accepts Standard Delta Operator Presence Switch
Supports Operators Up To 265 lbs (120 kg)
Seat Weight: 85 lbs (38.5 kg)
Material: Cloth
Why Choose Broken Tractor?
✅ Trusted Fit for Komatsu Graders & Dozers
✅ Built for Rugged Field Conditions
✅ Quick Ship & Expert-Level Support
Can be outfitted to a variety of older dozers, loaders, and rollers. For more durable version, use a Grammer MSG85/731-Komatsu
Our knowledgeable staff will be happy to help you with any of your tractor, backhoe, dozer, or engine parts needs.
1-800-909-7060 Parts Request Form
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Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.
Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.
Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.
9172 Castille Rd
Baton Rouge, LA 70809
Monday - Friday: 8am - 5pm CST
Call us at (800) 909-7060
Ohio Info
74070 Old 21 Rd
Kimbolton, OH 43749
Monday - Friday: 8am - 5pm EST
Call us at (800) 909-7060
Official King Kutter Parts Dealer
Official Carraro Parts Dealer