Koyker Joystick Part 664541

Rubber boot replacement part for Koyker loader joysticks. 

Part fits the small loader valve where the joystick is attached directly to the valve. In older Koyker manuals, it was called the Dinoil valve.

Note: Part does not fit 2 & 3 spool joystick with the cables. Please see pictures for dimensions and example of boot with small loader valve.

Part Number: K664541

This product does not qualify for returns. Please make sure this product is the correct size and will work for your equipment before purchasing. If you have questions or concerns, please contact our Koyker Customer Service Team at 1-800-456-1107.

We distribute products through local dealerships in your area. Prices and product availability may vary between dealerships.

Sioux Steel Dealer Locator

Koyker Dealer Locator  

HiQual Dealer Locator 

Verdant Garden Beds:
Galvanized steel raised garden beds can be found on Amazon.

We try our best to ship orders in the timeliest manner possible. Each product may have a different level of manufacturing demand and timeframe for shipment.

If you have any questions or concerns about your order's status, please email us at info@siouxsteel.com to discuss.

Shipping Rates

Within the contiguous 48 US States, orders that equal 20 lbs. and less are charged a flat rate of $8.00. Orders that are 20.1 lbs. and over are charged a calculated shipping rate during the checkout process.

International orders that equal 20 lbs. and less are charged a flat rate of $48.00. Orders that are 20.1 lbs. and over are charged a calculated shipping rate during the checkout process.

Order Processing

Business Days: Monday-Thursday.
Holidays, Fridays, Saturdays and Sundays are not included in processing days.