ZK MasterTech

Channel documenting hands-on diagnosis, teardown, and repair of heavy John Deere farm machinery. Videos regularly show engine and drivetrain failures, hydraulic and pump investigations, component rebuilds, and shop servicing of tractors and combines, with an emphasis on practical troubleshooting and mechanical repair workflows.

Channel stats

Calculated from videos published in the last 12 months

1 video every 10 days
Publishing pace
Very regular
Publishing regularity
48 min
Average video duration
2 h 26 min
Published time per month

Similar channels

Latest videos

Memorial Day Emergency Service Call! 9620RX Pump Stack Failure?
May 30, 2026
It Just Died… Chasing Electrical Failures During Planting
May 15, 2026
What Failed Inside This John Deere 9RX 640 transmission?
May 9, 2026
6 Breakdowns… Oil in coolant, broken gears and a major injector job
May 2, 2026
Spring ’26 Service Calls Are BACK… 6 Breakdowns & a RARE Navy 8560
April 18, 2026
This 9100 Ran Away at 3,000 RPM...Then Turned Into a No-Start Nightmare
April 11, 2026
640HP John Deere 9RX Catastrophic Failure… FULL REBUILD
April 4, 2026
Building a 640HP Monster — 9RX 640 Rear Axle Rebuild, Wide Stance Kit & First Startup
March 28, 2026
If This Isn’t PERFECT… 640 HP Will Destroy This 9RX Axle
March 21, 2026
Coolant in the Intake?! John Deere 9530T EGR Failure + 8R 370 Diagnosis
March 14, 2026