BOSCH Tensioner Pulley, V-Ribbed Belt

Compatible with MERCEDES-BENZ A-CLASS (W168) , MERCEDES-BENZ A-CLASS (W169) , MERCEDES-BENZ B-CLASS Sports Tourer (W245) Show more info
Ensures proper tension for your V-ribbed belt system. Maintains optimal performance and longevity of accessory drives.
8.19 EUR
inc. VAT 21%
In stock 15
Delivery 1 day (27.03.2026)
PN 1987945837
Make BOSCH
EAN 4047026260724

This tensioner pulley from BOSCH is designed to maintain the correct tension on your V-ribbed belt. Proper belt tension is crucial for the efficient operation of various engine accessories, including the alternator, power steering pump, and air conditioning compressor. By keeping the V-ribbed belt taut, this pulley prevents slippage, which can lead to reduced performance of these essential systems. A worn or faulty tensioner can cause premature belt wear, noise, and ultimately, system failure. BOSCH is a trusted name in automotive components, known for quality and reliability. This tensioner pulley is engineered to meet stringent standards, ensuring a precise fit and durable performance for your vehicle.

  • Maintains optimal V-ribbed belt tension
  • Prevents belt slippage and premature wear
  • Ensures efficient operation of engine accessories
  • High-quality construction from BOSCH
  • Designed for reliable and long-lasting performance
  • Crucial for alternator, power steering, and A/C function
Diameter [mm]
76,2
  • MERCEDES-BENZ
    • A-CLASS (W168)
      • A 140 (168.031, 168.131) (60kW/82PS)
      • A 160 (168.033, 168.133) (75kW/102PS)
    • A-CLASS (W169)
      • A 200 CDI (169.308, 169.008) (100kW/136PS)
      • A 170 (169.032, 169.332) (85kW/116PS)
      • A 150 (169.031, 169.331) (70kW/95PS)
      • A 160 CDI (169.006, 169.306) (60kW/82PS)
      • A 180 CDI (169.007, 169.307) (80kW/109PS)
      • A 200 CDI (169.008, 169.308) (103kW/140PS)
    • B-CLASS Sports Tourer (W245)
      • B 180 CDI (245.207) (80kW/109PS)
      • B 200 CDI (245.208) (103kW/140PS)
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