The Jefferson Jyrodyne’s™ mechanical components are all industrial or aircraft grade. The drive sprockets are hard anodized aluminum, containing steel or stainless steel Sprague clutches or multidisk clutches. Drive belts are Kevlar-reinforced. The bearing and gears are Timken, mounted in CNC-ed aluminum copies of Dodge pillow blocks. Thrust bearings are double row tapered roller bearings. The gears in the aluminum housed bevel gearbox are Timken spur gears.

Couplings utilize high strength polyurethane male inserts in matched female connectors. The keyed driveshafts are 7075-T6 and 6061-T6 where needed.

4 blade tractor propeller sprocket, driveshaft, bearings and mounting assembly