Z11689 Sprocket John Deere Z62

Sickle bar drive sprocket Z11689 for John Deere grain harvesters

The replacement part Z11689 is a drive sprocket for the sickle bar of John Deere grain harvesters. It is mounted in the drive mechanism of the sickle bar, where it transmits torque to the working assemblies via a chain, ensuring proper operation of the drive under load.

The drive sprocket is made of durable steel or cast iron with precise teeth and a central hole for a key and shaft, ensuring reliable power transmission and long service life even in harsh field conditions.

Specifications

Article: Z11689

Name: Sickle bar drive sprocket (drive sprocket)

Type: Gear wheel / sprocket

Material: Steel / cast iron with protective coating

Purpose: Torque transmission via chain in the sickle bar drive

Compatibility: John Deere harvesters (e.g., 1166, 1169, 1174, 1177, 1188)

Shaft fitting: diameter ~30 mm

Number of teeth: Choose Z31 or Z62 (depending on drive configuration)

Mounting: Central hole + keyway

Condition: New original or high-quality OEM equivalent

OEM number: Z11689 / TotalSource 25371731

Application

The Z11689 sprocket is mounted in the drive mechanism of the sickle bar of John Deere grain harvesters, where:

it ensures torque transmission from the drive shaft to the chain gearbox;

it contributes to stable operation of the sickle bar drive, which is important for high-quality separation and distribution of straw;

it reduces the risk of chain slipping and wear due to reliable tooth geometry;

it contributes to the durability of the drive unit even in intensive working conditions.

This sprocket is a key component of the sickle bar drive – its condition affects the efficiency and reliability of harvesting equipment during field work.