Grain Carts Spare Parts®

OVERVIEW
The Bigham GCX Series Grain Cart is a high-capacity, tractor-towed grain cart designed for use with a variety of grains such as wheat, corn, rice, and soybeans. It features a robust construction, hydraulic auger system, optional PTO or hydraulic drive, and integrated safety systems. The cart is optimized for efficient field unloading and transport with a focus on durability, safety, and ease of use.
FEATURES
Build & Capacity
- Models available: GCX700 (700 bu), GCX850 (850 bu), GCX1050 (1050 bu)
- Heavy-duty frame and adjustable axle (120” to 152” track width)
- Painted interior for easier grain sliding
- Cleanout and slide doors for easy maintenance and unloading
Auger System
- 20” housing with 19” Super Edge™ auger flighting
- Hydraulic folding auger (top and bottom sections)
- Auger operates via PTO or optional hydraulic drive
- Top auger includes remote-controlled adjustable downspout (6” travel)
Drive System
- PTO drive standard, optional hydraulic drive conversion kit available
- Gearbox (SAE 90 oil) with replaceable seals and bearings
- Heavy-duty Walterscheid PTO shafts with friction clutch
Safety & Operation
- Clevis-type drawbar required; clevis hitch for transport only (not for field use)
- Safety chain included for hitch security
- Detailed operator safety checklist and maintenance guidelines
- Auger fold/unfold warning system and flow control preset at factory
Electrical System
- SAE JS60A 7-pin connector for tail and work lights
- Includes auger-mounted work lights and in-tractor downspout remote
- Color-coded wiring diagram provided
Maintenance-Friendly
- Easy auger removal for servicing
- Grease fittings on bearings, auger joints, and jack stands
- Self-lubricating bronze hanger bearings with grease ports
- Daily greasing recommended during operation
Optional Add-ons
- Weightronix electronic weighing system (not recommended for use with axle adjustment)
- Multiple tire and wheel options (standard: 800/65R32 on GCX850)
Approximate Weights
- GCX700: 11,450 lbs empty, ~5,725 lbs tongue weight when loaded
- GCX850: 11,800 lbs empty, ~5,900 lbs tongue weight
- GCX1050: 12,300 lbs empty, ~6,700 lbs tongue weight
OPTIONS
- Weightronix electronic weighing system (not recommended for use with axle adjustment)
- Multiple tire and wheel options (standard: 800/65R32 on GCX850)
PARTS/MANUALS

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