9122100000X | 100mm Single Cylinder Compresssor (Mercedes/Daimler Detroit DD5)

9122100000X – ONE-CYLINDER COMPRESSOR (MERCEDES/DAIMLER DETROIT DD5)

PART NUMBER(S):
Fleet Products: 9122100000X (New/Remanufactured) | OE: Mercedes-Benz A0011307615, A0011309715, A0021304415

DESCRIPTION:
Model: Wabco 9122100000 Single-Cylinder Air Compressor
Vehicles: Mercedes-Benz Arocs Euro 6 / OM934 / OM936, Actros 2632, Detroit Diesel DD5

• Cylinder Bore: Ø100 mm
• Stroke: 26 mm / 50 mm (varies by version)
• Swept Volume: 393 cm³
• Cooling: Water-cooled with water-cooled valve plate
• Mounting: Flange mounting
• Max Operating Pressure: 12.5 bar
• Operating Speed: 3500 rpm
• Crankshaft Thread: M20 x 1.5 LH
• Lubrication: Supplied from engine
• Air Inlet Port: Ø34.5 mm
• Air Outlet Port: M26 x 1.5
• Air Unloader Port: M10 x 1
• Water Inlet Port: M18 x 1.5
• Water Outlet Port: M18 x 1.5
• Additional Ports: M12 x 1.5 (closed), Ø5 mm
• Number of Cylinders: 1
• Size: 360 x 225 x 150 mm
• Weight: 19.1 kg (varies by build)

Applications:
Is this compressor compatible with your Mercedes-Benz or Detroit DD5 engine✔ Yes—designed for Euro 6 models like the Arocs, Actros 2632, and OM934/OM936-powered trucks, this Wabco single-cylinder unit ensures reliable compressed air delivery with drop-in OEM fitment and water-cooled durability for heavy-duty fleets.

CROSS-REFERENCE(S):

A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.

IMPORTANT INSTALLATION NOTES:
✔ Always confirm bore, stroke, and swept volume before installation.
✔ Ensure all water ports (M18 x 1.5) are connected and free of obstruction.
✔ Verify engine-supplied lubrication flow before startup.
✔ Match port threads (air, water, unloader) with your OE unit to avoid leaks.

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