21172036 SP2 Volvo B11R D11A Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor is a critical component within the pneumatic air brake system, providing the necessary air pressure required for heavy-duty braking performance. Built with high-strength components, it is designed to withstand rigorous operating conditions while maintaining consistent pressure delivery through its efficient twin-cylinder design.

Compatibility with Volvo B11R

This specific unit is compatible with Volvo B11R trucks equipped with D11A engines. It is engineered to match the exact requirements of the vehicle's air demand, ensuring seamless integration into the existing pneumatic circuit. The unit is optimized for heavy commercial vehicle applications where reliability is paramount.

Installation and maintenance

For proper installation, technicians should verify that the water cooling connections (M16x1,5) and air ports (Ø35 inlet and M26x1,5 outlet) match the existing vehicle setup. Since this is a water-cooled model with an ESS feature, ensuring correct coolant flow and secure mounting of the through-drive gear is essential for long-term durability.

Selection guidance

When replacing this component, always confirm that the cylinder bore and cooling type match the original equipment to prevent system mismatching.

OE cross-reference

1300 190 007 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21172036SP2.