21521357 Twin Cylinder Compressor for Volvo FMX
1300 240 002
Summary
This water-cooled twin cylinder compressor is engineered for Volvo FMX vehicles with D11B engines. It features an 85.00 mm cylinder bore, a 56 mm stroke, and a 636cm³ swept volume to ensure reliable pneumatic pressure delivery in heavy commercial vehicle brake systems. Equivalent to OE Volvo 21521357.
| EAN Code | 8699031060187 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 912 512 016 0
-
VOLVO
- 21521357
Description
What does a twin cylinder compressor do?
This twin cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary air pressure for vehicle deceleration and auxiliary systems. Built with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses encountered in heavy commercial vehicle operations.Vehicle and engine compatibility
This specific unit is designed for use in Volvo FMX trucks equipped with D11B engines. It is compatible with Volvo systems and ensures precise air delivery through its specialized water-cooled architecture.Installation and maintenance guidance
The assembly features an M26x1.5 air outlet port and an M12x1.5 unloader port to facilitate correct system integration. Technicians should verify the M16x1.5 water inlet and outlet ports during installation to ensure proper cooling flow and prevent overheating of the valve plate.System integration and performance
For optimal performance, regular inspection of the through drive and air inlet port integrity is recommended to prevent leaks or pressure drops in the braking circuit.OE cross-reference
1300 240 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21521357.Technical Specifications
| Cylinder Bore | Ø85.00 |
|---|---|
| Stroke | 56 mm |
| Swept Volume | 636cm³ |
| Air Inlet Port | Ø35 |
| Air Outlet Port | M26x1,5 |
| Number of Cylinders | 2 |
| Through Drive | OK |
| Air Unloader Port | M12x1,5 |
| Water (W) or Air (A) Cooled | W |
| Water Inlet Port | M16x1,5 |
| Water Outlet Port | M16x1,5 |
| With ESS Feature | OK |
| Water Cooled Valve Plate | OK |
Other OEMs
VOLVO
- 21521357
WABCO
- 9125120160
- 912.512.016.0
- 912 512 016 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MACK | Granite | MP7 | |
| MACK | Pinnacle | MP8 | |
| RENAULT TRUCKS | Kerax | DXi11 | |
| RENAULT TRUCKS | Magnum | DXi13 | |
| RENAULT TRUCKS | Premium | DXi11 | |
| RENAULT TRUCKS | Premium | DXi13 | |
| VOLVO | |||
| VOLVO | B11R | D11A | |
| VOLVO | B13R | D13B | |
| VOLVO | FH13 | D13A | |
| VOLVO | FH13 | D13B | |
| VOLVO | FH13 | D13C | |
| VOLVO | FH16 | D16E | |
| VOLVO | FH16 | D16G | |
| VOLVO | FM11 | D11A | |
| VOLVO | FM11 | D11B | |
| VOLVO | FM13 | D13A | |
| VOLVO | FM13 | D13B | |
| VOLVO | FM13 | D13C | |
| VOLVO | FMX | D11B | |
| VOLVO | FMX | D13C | |
| VOLVO | TAD1341-1345VE | D13 | |
| VOLVO | VHD | D13 | |
| VOLVO | VNL | D13 | |
| WABCO |
FAQ
What is the function of this twin cylinder compressor?
It provides pressurized air to the pneumatic braking system of heavy commercial vehicles, ensuring reliable stopping power.
Which engine is this compressor compatible with?
This unit is specifically designed for Volvo FMX models utilizing the D11B engine.
Does this model require water cooling?
Yes, this is a water-cooled unit featuring M16x1.5 inlet and outlet ports to manage operating temperatures.
Can I install this in a single cylinder setup?
Only if the vehicle manufacturer specifies a twin-cylinder variant; mounting flanges and ports must match exactly.
What are the OE reference numbers of this part?
1300 240 002 directly replaces Volvo OE number 21521357.