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332.01.0001 Fan Tension Roller, Cooling System
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332.01.0001 Fan Tension Roller compatible with Mercedes-Benz

332.01.0001

Summary

Heavy-duty fan tension roller designed for Mercedes-Benz AXOR and ECONIC series. This component maintains critical belt tension within the engine cooling system, ensuring optimal performance for OM 457 LA and OM 906 series engines. Engineered for durability in heavy commercial vehicle applications. Equivalent to OE Dayco APV2411 and Mercedes-Benz 0005500433.

Product identifiers
EAN Code8699031092355
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Compatible OEM Codes

  • MERCEDES BENZ
    • 000 550 04 33
  • DAYCO
    • APV2411

Description

What does a fan tension roller do?

A fan tension roller is a vital drive component that maintains constant tension on the fan belt within a heavy commercial vehicle's cooling system. By sitting between the crankshaft and fan pulleys, it prevents belt slip, dampens vibrations, and preserves the necessary wrap angle to ensure the engine remains within its optimal operating temperature range.

Compatible vehicles and engines

This specific roller is designed for compatibility with Mercedes-Benz AXOR and ECONIC models. It is suitable for various configurations, including those equipped with OM 457 LA engines as well as OM 906 LA, OM 926 LA, and M 906 LAG engine families. It serves a wide range of variants across the AXOR 2 and ECONIC series to ensure reliable cooling performance.

Installation and maintenance

For workshop technicians, it is essential to verify the pulley diameter and profile type before installation. When replacing this component, ensure the mounting dimensions and thread pitch match the original system architecture to prevent centering errors or premature belt wear. Regular inspection of the tensioning mechanism is recommended to prevent rising engine temperatures caused by belt slippage.

Troubleshooting

Check the compatibility list.

OE cross-reference

332.01.0001 (Fan Tension Roller Fan) is the equivalent of the Dayco and Mercedes-Benz OE numbers. This part directly replaces Dayco OE number APV2411. It also replaces Mercedes-Benz OE number 0005500433.

Other OEMs

DAYCO

  • APV2411

MERCEDES BENZ

  • A0005500433
  • 0005500433
  • 000.550.0433
  • 000.550.04.33
  • 000 550 0433
  • 000 550 04 33

Related Products

Used In

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAYCO
MERCEDES BENZ AXOR 1835 LS OM 457 LA
MERCEDES BENZ AXOR 1840 LS OM 457 LA
MERCEDES BENZ AXOR 1843 LS OM 457 LA
MERCEDES BENZ AXOR 2535 LS OM 457 LA
MERCEDES BENZ AXOR 2540 LS OM 457 LA
MERCEDES BENZ AXOR 2543 LS OM 457 LA
MERCEDES BENZ AXOR 2 1835 LS OM 457 LA
MERCEDES BENZ AXOR 2 1836 LS OM 457 LA
MERCEDES BENZ AXOR 2 1840 LS OM 457 LA
MERCEDES BENZ AXOR 2 1843 LS OM 457 LA
MERCEDES BENZ AXOR 2 2436 LS OM 457 LA
MERCEDES BENZ AXOR 2 2443 LS OM 457 LA
MERCEDES BENZ AXOR 2 2535 L OM 457 LA
MERCEDES BENZ AXOR 2 2535 LS OM 457 LA
MERCEDES BENZ AXOR 2 2536 L OM 457 LA
MERCEDES BENZ AXOR 2 2536 LL OM 457 LA
MERCEDES BENZ AXOR 2 2536 LS OM 457 LA
MERCEDES BENZ AXOR 2 2540 L OM 457 LA
MERCEDES BENZ AXOR 2 2540 LS OM 457 LA
MERCEDES BENZ AXOR 2 2543 L OM 457 LA
MERCEDES BENZ AXOR 2 2543 LS OM 457 LA
MERCEDES BENZ AXOR 2 2543 S OM 457 LA
MERCEDES BENZ AXOR 2 2635 B OM 457 LA
MERCEDES BENZ AXOR 2 2635 K OM 457 LA
MERCEDES BENZ AXOR 2 2636 B OM 457 LA
MERCEDES BENZ AXOR 2 2636 K OM 457 LA
MERCEDES BENZ AXOR 2 2640 B OM 457 LA
MERCEDES BENZ AXOR 2 2640 K OM 457 LA
MERCEDES BENZ AXOR 2 2643 B OM 457 LA
MERCEDES BENZ AXOR 2 2643 K OM 457 LA
MERCEDES BENZ AXOR 2 3235 B OM 457 LA
MERCEDES BENZ AXOR 2 3235 K OM 457 LA
MERCEDES BENZ AXOR 2 3236 B OM 457 LA
MERCEDES BENZ AXOR 2 3236 K OM 457 LA
MERCEDES BENZ AXOR 2 3240 OM 457 LA
MERCEDES BENZ AXOR 2 3240 B OM 457 LA
MERCEDES BENZ AXOR 2 3240 K OM 457 LA
MERCEDES BENZ AXOR 2 3243 OM 457 LA
MERCEDES BENZ AXOR 2 3243 B OM 457 LA
MERCEDES BENZ AXOR 2 3243 K OM 457 LA
MERCEDES BENZ AXOR 2 3335 OM 457 LA
MERCEDES BENZ AXOR 2 3335 B OM 457 LA
MERCEDES BENZ AXOR 2 3335 K OM 457 LA
MERCEDES BENZ AXOR 2 3336 B OM 457 LA
MERCEDES BENZ AXOR 2 3336 K OM 457 LA
MERCEDES BENZ AXOR 2 3340 OM 457 LA
MERCEDES BENZ AXOR 2 3340 B OM 457 LA
MERCEDES BENZ AXOR 2 3340 K OM 457 LA
MERCEDES BENZ AXOR 2 3341 OM 457 LA
MERCEDES BENZ AXOR 2 3341 K OM 457 LA
MERCEDES BENZ AXOR 2 3343 OM 457 LA
MERCEDES BENZ AXOR 2 3343 B OM 457 LA
MERCEDES BENZ AXOR 2 3343 K OM 457 LA
MERCEDES BENZ AXOR 2 4135 B OM 457 LA
MERCEDES BENZ AXOR 2 4135 K OM 457 LA
MERCEDES BENZ AXOR 2 4136 B OM 457 LA
MERCEDES BENZ AXOR 2 4136 K OM 457 LA
MERCEDES BENZ AXOR 2 4140 B OM 457 LA
MERCEDES BENZ AXOR 2 4140 K OM 457 LA
MERCEDES BENZ AXOR 2 4143 B OM 457 LA
MERCEDES BENZ AXOR 2 4143 K OM 457 LA
MERCEDES BENZ AXOR 2 LL OM 457 LA
MERCEDES BENZ AXOR 2 LLS OM 457 LA
MERCEDES BENZ ECONIC 1823 L OM 906 LA
MERCEDES BENZ ECONIC 1823 LL OM 906 LA
MERCEDES BENZ ECONIC 1828 L M 906 LAG
MERCEDES BENZ ECONIC 1828 L OM 906 LA
MERCEDES BENZ ECONIC 1828 L OM 906 LA III/4
MERCEDES BENZ ECONIC 1828 LL M 906 LAG
MERCEDES BENZ ECONIC 1828 LL OM 906 LA
MERCEDES BENZ ECONIC 1828 LL OM 906 LA III/4
MERCEDES BENZ ECONIC 1828 LL CNG M 906 LAG
MERCEDES BENZ ECONIC 1828 LS M 906 LAG
MERCEDES BENZ ECONIC 1833 L OM 926 LA
MERCEDES BENZ ECONIC 1833 LL OM 926 LA
MERCEDES BENZ ECONIC 2628 L M 906 LAG
MERCEDES BENZ ECONIC 2628 LL OM 906 LA
MERCEDES BENZ ECONIC 2628 LL OM 906 LA III/4
MERCEDES BENZ ECONIC 2628 LL CNG M 906 LAG
MERCEDES BENZ ECONIC 2633 L OM 926 LA
MERCEDES BENZ ECONIC 2633 LL OM 926 LA

FAQ

What is the function of a fan tension roller?
It maintains constant tension on the fan belt in the cooling system to prevent slipping and vibration, ensuring the engine stays at the correct temperature.
Which Mercedes-Benz models are compatible with this part?
This component is designed for Mercedes-Benz AXOR (including AXOR 2 variants) and ECONIC models equipped with OM 457 LA or OM 906 series engines.
How can I identify if a tension roller needs replacement?
Signs of failure include humming noises from the engine, visible belt slip, or a sudden rise in engine operating temperatures.
What should I check when selecting a replacement roller?
Always verify the pulley diameter, profile type (ribbed or flat), and mounting dimensions against the original component or engine code.
What are the OE reference numbers of this part?
332.01.0001 directly replaces Dayco OE number APV2411. It also replaces Mercedes-Benz OE number 0005500433.