Description
288615X - FD-1 FAN CLUTCH
PART NUMBER(S):
Fleet Products: 288615X (Remanufactured) | OE: 104871, 104871RX, 288994
DESCRIPTION:
Model: FD-1 Fan Clutch
Vehicles: Medium-duty trucks, industrial applications
• Back Pulley Diameter: 8.18 inches
• Overall Length: 5 inches
• Belt Configuration: Single serpentine
• Belt Groove Location: Centered on pulley
• Bolt Circle Diameter: 3.5 inches (89mm)
• Fan Pilot Diameter: 2 inches
• Fan Blade Stud Length: 0.6 – 0.75 inches
• Stud Thread Size: 3/8" - 24 UN
• Vertical Mounting Distance: 2.2 inches
• Horizontal Mounting Distance: 6.3 inches
• Drive Type: Spring-engaged
• Performance Requirements: Max torque 22 lb-ft
• Unique Features: Axial movement clearance, precision-machined fitment surfaces
Applications:
What is the 288615X used for✔ This FD-1 fan clutch serves as a spring-engaged cooling unit in medium-duty trucks and industrial power units. It helps manage thermal loads by engaging the engine-driven fan when required, optimizing engine temperature and reducing parasitic power loss.
CROSS-REFERENCE(S):
104871, 104871RX, 104871X, 288615, 288994, KMN20104871X, KM N20 104871X, ABPN20104871X, ABP N20 104871X, FLT104871X, KMI104871X, 3443-104871X, 104871GTN, 104939, 04-9043272, 049043272, 05-11369-004, 05-11369-005, 0511369004, 0511369005, 103360, 181332, 185070, 187962, 187963, 20036A, 20822-5016, 208225016, 22259, 22260, 22948, 23650, 23663, 24259, 24561, 24562, 2D01872, 3002292, 3862628, 3912-790002, 3912790002, 3918372, 49042075, 590002, 790002, 790002-HO, 790002HO, 790002RMAN, 809826, 819826, 849826, 90002, 980040, 980069, 980082, 990025, 990026, 990102, 990131, 990144, ABPN2090002, AR45426, BBH-104871, BBH104871, FC212079, FC212080, FC212084, FLT90002, HOR790002, RF590002X, RF790002X, RF790002XM1DRMAN, ZBH790002A 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 align fan blade orientation with OE reference
✔ Torque all mounting bolts to OE specs – do not overtighten
✔ Verify pulley alignment and belt tracking during installation
✔ Inspect axial movement clearance before final torque
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
