Volvo Renault Kerax / Volvo FH12 Belt Tensioner

OE 5010550335 / 3979980 / 8149879 / 7403979980 / 21257889

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

Product category: Belt Tensioners
Brand application: Volvo / Renault Trucks
OE references: 5010550335 / 3979980 / 8149879 / 7403979980 / 21257889
Application: Renault Kerax / Volvo FH12 / Volvo FM10 / Volvo NH12
Cross reference: DAYCO APV1067 / GATES T38547 / SKF VKMCV53002

Confirm final specification and application before ordering.

PRODUCT OVERVIEW

ABOUT THIS BELT TENSIONER.

The TRUPA Volvo Renault Kerax / Volvo FH12 Belt Tensioner is an aftermarket replacement belt tensioner referenced to OE numbers 5010550335, 3979980, 8149879, 7403979980, 21257889, with cross references DAYCO APV1067, GATES T38547, SKF VKMCV53002. It is listed for Renault Kerax / Volvo FH12 / Volvo FM10 / Volvo NH12. 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 Renault Kerax / Volvo FH12 / Volvo FM10 / Volvo NH12. More parts for Volvo, Renault Trucks.

OE & INTERCHANGE NUMBERS

5010550335
3979980
8149879
7403979980
21257889
DAYCO APV1067
GATES T38547
SKF VKMCV53002

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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