Rexnord is a leading manufacturer of shaft mount gear drives for the heavy-duty industrial market. Our shaft mount gear drives feature rugged designs to meet every operating challenge, and they're site proven in the world's most demanding applications.

The Quadrive size 5203 has a maximum low speed shaft bore diameter of 2 3/16 inch, and is available in three standard configurations: Shaft Mounted (JR), Flange Mounted (JF), and Screw Conveyor (JSC).

Shaft Mount Gear Drives. Our Shaft Mount Quadrive Gear Drives stand up to continuous use, rough-duty applications.

5407J Falk 5407J Shaft Mount Gear Drives The Quadrive size 5407 has a maximum low speed shaft bore diameter of 4 7/16 inch, and is available in three standard configurations: Shaft Mounted (JR), Flange Mounted (JF), and Screw Conveyor (JSC).

Rexnord is a leading manufacturer of shaft mount gear drives for the heavy-duty industrial market. Our shaft mount gear drives feature rugged designs to meet every operating challenge, and they're site proven in the world's most demanding applications.

Torque Arms Falk Torque-Arms Shaft Mount Gear Drives A torque arm prevents the unit from rotating about the driven shaft by connecting the drive housing to a nearby structure. A torque arm comes standard with all JR unit sizes 5315 and smaller.

It’s a simple fact. The heavy duty, shaft-mounted Falk Quadrive features a completely unique design that makes it the easiest, quickest shaft-mounted drive to install and remove. Quadrive is built to stand up to continuous rough duty. And now, with new higher ratings, you may be able to downsize the drive, saving money right up front.

The Falk V-Class Gear Drive is the standard in gear drives from Rexnord — a drive that’s born to lead and built to last. Reliable Falk V-Class gearboxes run cool, maintaining the integrity of lube oil longer.

contained input and output shaft assemblies use a double row of tapered roller bearings mounted to a steel alloy shaft to provide high overhung and thrust load capacity. This feature also keeps all external shaft forces isolated from the gearing. Included in both shaft assemblies are two seals with a grease purgeable cavity between them.

Backstops Falk Backstops Shaft Mount Gear Drives Backstops prevent the drive from rotating in the opposite direction. Quadrive unit sizes 5107-5315 can be field retrofitted. You have new quote information.