Description of Mercedes W215 W216 W220 W221 R230 DRIVESTAR 1372000270 Belt Tensioner Pulley
With Pulley Or Not: Yes. This belt assures accurate belt tension, alliance and damping which considerably enhances performance. With the help of vibration damping system, it increases tension and keeps the amount of energy reduced to a natural frequency for lasting use. Torsional round spring design causes consistent tension and helps in preventing the contamination. This ensures high durability. Provides a complete range coverage for domestic applications and those that are imported or heavy-duty