Koyker Manufacturing

Koyker Manufacturing Inc., a division of Sioux Steel Company, is known for manufacturing high quality front end loaders, FlexStor grain bagging equipment and attachments for your tractor. Located in Lennox, SD, just 20 miles south of Sioux Falls, Koyker Manufacturing Inc. is proud to engineer and manufacture innovative products for your operation that offer the latest in design and efficiency.

FlexStor Equipment

FlexStor Equipment provides you with flexible grain storage with a variety of products, including the Grain Bagger, Grain Bag Unloader and Grain Vac Attach.

Legend Loaders

Koyker Manufacturing has created the best loaders on the market through consumer research, product testing and by using the latest technological enhancements to deliver what you've been asking for—a loader that will get the job done with ease.

PRO Loaders

With Pro Loaders you are able to roll back larger loads with superior lift capacity and heights. The soft ride nitrogen accumulator (optional feature) is easy-riding, making it easier on the mount, the loader, the tractor and YOU!

Koyker Loaders

Koyker Manufacturing has front end loaders for all major tractor brands, including: John Deere, Kubota, McCormick, New Holland and Case IH. Koyker loaders are designed, engineered and built in the USA. All Koyker loaders come with a 2 year warranty. They are built to handle big loads while the self-storing stands allow for quick mounting and dismounting.

Loader Attachments

Koyker Manufacturing Inc. offers a wide variety of quality loader attachments, including pallet forks, grapples and bale spears.