The STIHL Drive Tube Assembly Ø 25.4mm / 1" (4138 710 7101) is a genuine OEM replacement drive tube designed for select STIHL HT-series pole pruners. This drive tube assembly is a critical component that supports proper power transmission and structural alignment between the engine/powerhead and the cutting attachment.
Manufactured to STIHL’s exact factory specifications, this OEM drive tube ensures correct fitment, dependable performance, and long-lasting durability when replacing bent, worn, or damaged drive tube assemblies.
OEM Part Number: 4138 710 7101
Brand: STIHL (Genuine OEM)
Part Type: Drive Tube Assembly
Tube Diameter: Ø 25.4 mm (1")
Application: Drive Tube / Shaft Assembly
Condition: New Genuine OEM Part
This drive tube assembly is designed to:
Provide proper structural support and alignment for pole pruner operation
Transfer drive power through the shaft system
Replace bent, damaged, or worn drive tube assemblies
Restore safe, stable, and reliable cutting performance
Support long-lasting STIHL pole pruner durability
⚠️ A damaged drive tube may cause vibration, poor power transfer, or driveline failure.
Before ordering, confirm the following:
OEM part number 4138 710 7101
Tube diameter Ø 25.4mm (1")
Your STIHL model is listed below
Part location matches your drive tube assembly diagram
⚠️ Always verify fitment by OEM part number for best accuracy.
Fits select STIHL pole pruners including:
HT 73 (Drive Tube Assembly)
HT 75 (Drive Tube Assembly – 42.2007)
HT 101 (Drive Tube Assembly – 61.2006)