MarcaNúmeroNombreDisponibilidadPeso, kgProcesamiento, díasPrecio 
MERCEDES
A1772004000 
BELT TENSIONER
6
0.68
2-3
153.60$
 

Substituciones

MERCEDES
A1772000070 
BELT TENSIONER
0
0.676
-
143.78$
No disponible

Engine Drive Belt Tensioner: Essential for Smooth Power Delivery 🚗

Why This Part Is Needed

The engine drive belt tensioner keeps the serpentine belt at the correct tension. This ensures vital systems like the alternator, air conditioning, and power steering work smoothly. Without proper tension, your car's performance and comfort drop quickly.

How It Works

This component uses a spring-loaded arm and pulley to push against the belt. It automatically maintains the right amount of pressure as the belt stretches with use. This reduces slippage and extends both belt and accessory life.

What If This Part Fails?

If the tensioner breaks, the belt can slip or come off, causing alternator failure, overheating, or loss of power steering. You may hear squeaking sounds or see a battery warning light. Quick replacement prevents further engine damage and ensures safe driving.

Compatible Car Models

  • S 560
  • C 63 Amg
  • G 550 Usa
  • S 63 Amg
  • S 63 Amg 4-Matic
  • E 63 Amg 4Matic
  • Amg G63 Ece
  • G 500
  • C 63 Amg S-Modell
  • Amg Glc 63 4Matic
  • E 63 Amg S-Modell 4Matic
  • S 560 4-Matic
  • Amg G63 Usa
  • Amg Glc 63 S 4Matic
  • S 560 Maybach
  • S 560 4-Matic Maybach
  • G 550
  • Amg X 290 V8 S 4Matic
  • Amg X 290 V8 4Matic
  • G 550 4X4² Usa