Description
227407X – TF-400 PULLEY DRIVE COMPRESSOR (4-HOLE BASE)
PART NUMBER(S):
Fleet Products: 227407X (Remanufactured) | OE: 102830, 103039, 225714, 226829, 227407, 228177, 228255, 228256, 228849, 275047, 275048, 275403, 275702, 278952, 279991, 280373, 280575, 280956, 281017, 282349, 282567, 282896, 284136, 284172, 285159, 287377, 287378, 288784, 289405, 289408, 289416, 289818 | CAT: 1S2024
DESCRIPTION:
Model: TF-400 Pulley Drive Compressor
Vehicles: Heavy trucks, semi trucks, 18-wheelers, commercial trucks
• Compressor Type: Single Cylinder, Single Stage, Reciprocating
• CFM (Displacement): ~7.25 @ 1,250 RPM
• Bore: ~3.15 in
• Stroke: ~1.5 in
• Cooling: Air Cooled
• Drive: Pulley Drive
• Mounting: 4-Hole Base Mount
• Air Inlet Port: Right (viewed from rear)
• Air Outlet Port: Right (viewed from rear)
• Discharge Type: Flange
• Shaft Length: ~2.22 in external spline
• Cylinders: 2
• Bore: 2.0625 in
• Stroke: 1.5 in
• Displ @1250 RPM: 7.25 CFM
• Max RPM: 3000 WC / 2400 AC
• Coolant Flow: 2.5 gpm
• Air Flow Req: 250 CFM
• HP @1250: 1.2 HP
• Max Inlet Temp: 250°F
• Max Discharge Temp: 400°F
• Unload Pressure: 60 PSI
• Oil Press Idle: 5 PSI
• Oil Press Max: 15 PSI
• Oil Cap: 0.53 qt
• Discharge Line: 1/2 in OD
• Coolant Line: 3/8 in OD
• Oil Supply: 1/4 in OD
• Oil Return: 1/2 in OD
• Air Inlet: 5/8 in ID
Applications:
Compact pulley-driven compressor for air brake systems on Class 8 and vocational trucks where engine-mounted belt drive is required.
CROSS-REFERENCE(S):
227407TP, 282766, TF-400, KN7041X, 107866, 228083TP
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:
✔ Use all new gaskets and seals during installation
✔ Confirm pulley alignment and belt tension per engine spec
✔ Port orientation viewed from rear; inlet and outlet both right side
✔ Torque pulley nut to 80–100 ft-lb; follow TF-series guidelines for base-mount bolts
✔ Core return required for all remanufactured units
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
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Warranty Information
