The **Belt Tensioner** (part number AL110621) is a complete component used for the automatic regulation and maintenance of optimal belt tension (e.g., serpentine/alternator belt) on **John Deere** tractors of the 6000 and 6000SE Series.
Technical Details
Part Code (Ref.): AL110621
Part Type: Belt Tensioner (Complete)
Outer Ø: 70 mm
Width: 31 mm
Function: Belt Tension Regulation and Maintenance
Application Brand: John Deere
Cross References (Equivalent OEM Code)
This tensioner is an adaptable replacement for the following Original Equipment Manufacturer (OEM) code:
74712100
Application (John Deere Tractors)
The AL110621 tensioner is applied to the following **John Deere** tractor models:
6000 Series
- **6100, 6200, 6300, 6400, 6506, 6600, 6800, 6900**
6000SE Series
- **SE6100, SE6200, SE6300, SE6400**
CRITICAL VERIFICATION: It is fundamental to check the diameter (70 mm) and width (31 mm) to ensure correct installation. Always check the OEM code on the existing part for maximum compatibility.