DAYCO APV2781 V-Ribbed Belt Idler Pulley

Compatible with BMW X5 (E70) , BMW X6 (E71, E72) , BMW 3 Touring (E91) Show more info
Ensures proper tension and alignment for your V-ribbed belt system. Designed for reliable performance and longevity.
19.09 EUR
inc. VAT 21%
In stock 12
Delivery 1 day (14.05.2026)
PN APV2781
Make DAYCO
EAN 8021787045802

The DAYCO APV2781 is a V-ribbed belt idler pulley engineered to maintain optimal tension within your vehicle's serpentine belt system. This component plays a crucial role in ensuring the belt runs smoothly and efficiently, preventing slippage and premature wear. Crafted with durable materials, this idler pulley is built to withstand the demanding conditions of the engine bay, including heat, dirt, and constant rotation. Its precise construction guarantees a perfect fit and function, contributing to the overall health and performance of your engine's accessory drive. By keeping the V-ribbed belt properly tensioned, the APV2781 helps to ensure that all driven accessories, such as the alternator, power steering pump, and air conditioning compressor, operate at their intended capacity. Regular inspection and replacement of idler pulleys are recommended as part of routine maintenance to prevent potential breakdowns and costly repairs.

  • Maintains correct V-ribbed belt tension
  • Ensures proper belt alignment
  • Reduces belt noise and vibration
  • Constructed with durable materials for longevity
  • Designed for a precise fit and OE performance
  • Helps ensure accessory drive system reliability
  • Essential for smooth engine operation
Drive pulley-Ø [mm]
54,8
Height 1 [mm]
28,1
Height 2 [mm]
46,8
Mass [kg]
0.2 inches
  • BMW
    • X5 (E70)
      • xDrive 30 d (180kW/245PS)
      • xDrive 40 d (225kW/306PS)
      • xDrive 30 d (155kW/211PS)
    • X6 (E71, E72)
      • xDrive 30 d (180kW/245PS)
      • xDrive 40 d (225kW/306PS)
      • xDrive 30 d (155kW/211PS)
    • 3 Touring (E91)
      • 318 d (100kW/136PS)
      • 316 d (85kW/116PS)
      • 320 d (120kW/163PS)
      • 318 d (105kW/143PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 330 d xDrive (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 325 d (150kW/204PS)
      • 320 d xDrive (120kW/163PS)
      • 320 d (145kW/197PS)
      • 320 d xDrive (145kW/197PS)
    • 7 (F01, F02, F03, F04)
      • 740 d xDrive (225kW/306PS)
      • 730 d (180kW/245PS)
      • 740 d (225kW/306PS)
      • 730 d (155kW/211PS)
      • 730 d (190kW/258PS)
      • 730 d xDrive (190kW/258PS)
      • 730 d xDrive (155kW/211PS)
    • 3 (E90)
      • 318 d (100kW/136PS)
      • 320 d xDrive (120kW/163PS)
      • 320 d (120kW/163PS)
      • 318 d (105kW/143PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 330 d xDrive (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 316 d (85kW/116PS)
      • 320 d (135kW/184PS)
      • 320 d xDrive (135kW/184PS)
      • 325 d (150kW/204PS)
    • X3 (E83)
      • xDrive 20 d (120kW/163PS)
      • 2.0 sd (130kW/177PS)
      • xDrive 20 d (130kW/177PS)
      • xDrive 18 d (105kW/143PS)
      • xDrive 18 d (100kW/136PS)
    • 5 Gran Turismo (F07)
      • 530 d (155kW/211PS)
      • 530 d (180kW/245PS)
      • 535 d xDrive (220kW/299PS)
      • 530 d xDrive (180kW/245PS)
      • 535 d (220kW/299PS)
    • 1 Coupe (E82)
      • 118 d (100kW/136PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 120 d (120kW/163PS)
      • 118 d (105kW/143PS)
      • 120 d (145kW/197PS)
    • 3 Kabriolets (E93)
      • 325 d (150kW/204PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 320 d (120kW/163PS)
      • 320 d (145kW/197PS)
    • 1 (E81)
      • 120 d (120kW/163PS)
      • 118 d (105kW/143PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 116 d (85kW/116PS)
      • 118 d (100kW/136PS)
      • 120 d (145kW/197PS)
    • 5 (E60)
      • 520 d (120kW/163PS)
      • 520 d (130kW/177PS)
    • 5 Touring (E61)
      • 520 d (120kW/163PS)
      • 520 d (130kW/177PS)
    • 3 Coupe (E92)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 330 xd (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 330 d xDrive (180kW/245PS)
      • 325 d (150kW/204PS)
      • 320 d (120kW/163PS)
      • 320 d (145kW/197PS)
      • 320 d xDrive (145kW/197PS)
    • 1 Kabriolets (E88)
      • 120 d (130kW/177PS)
      • 118 d (105kW/143PS)
      • 123 d (150kW/204PS)
      • 118 d (100kW/136PS)
      • 120 d (145kW/197PS)
    • X1 (E84)
      • sDrive 18 d (105kW/143PS)
      • xDrive 18 d (105kW/143PS)
      • xDrive 20 d (130kW/177PS)
      • sDrive 20 d (130kW/177PS)
      • xDrive 23 d (150kW/204PS)
      • xDrive 20 d (120kW/163PS)
      • sDrive 20 d (120kW/163PS)
      • sDrive 18 d (100kW/136PS)
      • xDrive 18 d (100kW/136PS)
      • sDrive 20 d (135kW/184PS)
    • 5 (F10)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
      • 530 d (210kW/286PS)
    • 5 Touring (F11)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
    • X3 (F25)
      • xDrive 20 d (135kW/184PS)
      • xDrive 20 d (120kW/163PS)
    • 1 (E87)
      • 116 d (85kW/116PS)
      • 118 d (100kW/136PS)
      • 118 d (105kW/143PS)
      • 120 d (120kW/163PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 116 d (66kW/90PS)
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