21719386 - Belt tensioner
High-precision belt tensioner manufactured as a direct interchange for OEM numbers 21719386. Engineered for heavy-duty commercial vehicle applications (Volvo Volvo Bus 9/11/12/13 (D/DH engine), Volvo Volvo Bus B 5/6/7/8), ensuring optimal operational performance and long service life.
Technical Description
What function does this part serve?
The Belt tensioner (Interchangeable OE: 21719386) absorbs vibration, minimizes surface wear, and guarantees operational integrity across commercial heavy-duty systems.
System Compatibility
Precision-engineered to match OEM parameters for Volvo Volvo Bus 9/11/12/13 (D/DH engine), Volvo Volvo Bus B 5/6/7/8 fleets, providing drop-in fitment without requiring mechanical adjustments.
Assembly & Maintenance Guidelines
Ensure mounting surfaces are free of debris prior to installation. Tighten all fasteners according to original vehicle manufacturer torque specifications.
OE Interchangeability
Designed as an exact cross-reference replacement for OEM codes including 21719386. Reference item catalog ID: KT10373.
Compatible Cross Reference OEM Numbers
Total Brands: 1VOLVO
Compatible Vehicle Applications
This OEM replacement part is suitable for the following commercial vehicle platforms & models:
Frequently Asked Questions
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