GrainKing Nyrex

GrainKing Nyrex, Chaser bins for the future manufactured today. GrainKing’s Chaser bins have evolved a lot over the last 40+ years. from simple RHS, cogs and sheet metal to smart laser cut folded parts with improved gear ratios and hydraulic suspension. GrainKing Chaser bin sizes range all the way up to 75T and come with a 5 year structural warranty, brakes, lights, cameras and many more standard features. Explore the models to find out more!

GrainKing Geminus

GrainKing Geminus for the future, manufactured today.

There is sure to be a product which suits your needs with 25T, 35T, 45T and 60T GrainKing Geminus sizes available. We now also have the option to add a 10000L Liquid fertilizer tank into the bin. The GrainKing Geminus is designed with two equal sized bins and dual augers with unloading capacity up to 20 ton per minute. The seeding unit is designed for zero contamination and maximum efficiency.

GrainKing Geminus come standard with features that make operating efficient, safe and convenient. The bins can be used at seeding and harvest time, as well as throughout the year for mixing grain into sheep feeders.

GrainKing Maximus

GrainKing Maximus for the future, manufactured today. GrainKing’s range of Motherbins comes in the form of the Maximus, a vast improvement on our original Motherbins. With capacities ranging up to 300T, the largest Motherbin in the world, there’s a Maximus for every farmer out there. Each Maxi comes standard with brakes, rear ladder, lights, cameras and many more standard features. Explore the range to find out more!

GrainKing Dynamis

GrainKing Dynamis for the future, manufactured today. The Dynamis is the result of farmers feedback throughout Australia wanting a narrow, easy to turn and high capacity Motherbin. We listened and revamped our original style Motherbins into what is now the Dynamis. Standard features include a rear ladder, brakes, lights, camera and much more. Explore the Dynamis product to find out more!

Dealer Portal

Unsure of something about out GrainKing bins? Look through our FAQ’s below to find the answers to our commonly asked questions. If you can’t find the answer your looking for, get in touch today.

Download Brochures

Nyrex Chaser Bins Brochure

MAXIMUS MOTHERBIN BROCHURE

GEMINUS SEED & SUPERBIN BROCHURE

DYNAMIS MOTHERbin brochure

Download Manuals

E-Clutch System Operation and Service Manual

Videos

Want to see a GrainKing bin in action before you decide on a purchase? No problem, visit our Youtube channel and the links below to see all GrainKing bins in action during harvest!

2026 Fully Independent Suspension on 75T GrainKing Nyrex!

300T Motherbin and Nyrex Chaser Bins during Harvest 2025: Varley, WA

75,000L full PTO GrainKing Chaser Bin: Bingham Ag

35T GrainKing Geminus Seeding Demo: Kimba, SA

45T GrainKing Geminus Seed & Super Bin at Mingenew, WA

40,000L Nyrex Chaser Bin Condamine, QLD: Shane's new Chaser Bin

75000L GrainKing Nyrex Chaser Bin: Built for Capacity and Efficiency

Seeding 2025: GrainKing 35T Geminus I Seed & Super Bin, Mullewa WA

300T GrainKing Maximus Mother Bin Esperance, WA: The King of Grain Storage

220T Nyrex Maximus Mother Bin: 220 Tonnes of Farm Efficiency in Your Paddock

Seeding 2025: GrainKing 45T Geminus Seed & Super Bins, Mingenew WA

75,000L GrainKing Nyrex Chaser Bin Goondiwindi, QLD: A Flotation Dream

Maximus Remote in Action!

2025 Harvest: 135T Dynamis Moree, NSW

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