Volvo Belt Tensioner

OE 20521447 / 21153968 / 21393207 / 21766717 / 7420521447

Aftermarket replacement for B2B importers, distributors, wholesalers and private-label programs.

Product category: Belt Tensioners
Brand application: Volvo
OE references: 20521447 / 21153968 / 21393207 / 21766717 / 7420521447
Application: Volvo
Cross reference: DAYCO APV2384 / SKF VKMCV53010

Confirm final specification and application before ordering.

PRODUCT OVERVIEW

ABOUT THIS BELT TENSIONER.

The TRUPA Volvo Belt Tensioner is an aftermarket replacement belt tensioner referenced to OE numbers 20521447, 21153968, 21393207, 21766717, 7420521447, with cross references DAYCO APV2384, SKF VKMCV53010. It is listed for Volvo. TRUPA supplies it to importers, distributors, wholesalers and private-label programs, with China export supply and partner-warehouse support in the USA and Brazil for eligible orders.

WHAT IT DOES

A belt tensioner keeps the correct tension on the accessory (serpentine) belt that drives the alternator, water pump, fan and air-conditioning compressor. It uses a spring-loaded arm and an idler pulley to absorb belt stretch and vibration.

APPLICATION & FITMENT

Listed for Volvo. More parts for Volvo.

OE & INTERCHANGE NUMBERS

20521447
21153968
21393207
21766717
7420521447
DAYCO APV2384
SKF VKMCV53010

BEFORE YOU ORDER

OE and cross-reference numbers (for example Gates, Dayco or Continental)
Engine and truck model, as some tensioners are shared across brands
Pulley type (grooved or flat), diameter and arm direction

COMMON REPLACEMENT SIGNS

Belt squeal, slipping or chirping
Tensioner arm vibrating or bouncing at idle
Noisy or rough idler pulley bearing
Premature belt wear or the belt jumping off the pulleys

Read the troubleshooting guide →

QUALITY CHECKS

Spring torque, pulley bearing quality and arm pivot wear decide service life, so these are checked against the original part. How TRUPA approaches quality control.

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