Product Description
KB791082X – HT/S ADVANTAGE FAN CLUTCH (Kenworth/Caterpillar 3406)
PART NUMBER(S):
Fleet Products: KB791082X (Remanufactured) | OE: 981038, 981105, 981256
DESCRIPTION:
Model: HT/S Advantage (High Torque Slip Type, Air Engaged, PFD: Piston Friction Disc)
Vehicles: Kenworth COE, W900 (Caterpillar 3406, 1990–1994, 1995–2005)
• Clutch Type: On/Off
• Back Pulley Diameter: 7.00"
• Overall Length: 7.28"
• Belt Configuration: 4V
• Belt Groove Location: 1.94"
• Fan Pilot Diameter: 2.00"
• Fan Blade Bolt Circle: 3.5"
• Fan Blade Stud Length: 6x, 3/8-16 Thread, 1.62" Long
• Horizontal Mounting Distance: 5.00"
• Friction Plate: 9.5"
Applications:
Is this fan clutch compatible with your Caterpillar 3406-powered Kenworth truck? Yes—purpose-built for COE and W900 models from 1990–2005, this HT/S Advantage delivers proven OE-level cooling performance with a 7.00" pulley, 9.5" friction plate, and robust air-engaged design for long service in high-demand applications.
CROSS-REFERENCE(S):
3443-91082, 3912-791032, 791082, 91082, 981038, 981105, 981256, 991052, 991114, 991247, ABP N20 91082, ABPN2091082, FLT91082, KM N20 91082, KMI91082, KMN2091082, RX791082RMAN, RX791082RMANRF, 10770776705, 10770776706, 10930776805, 10930776806, 3912-791082, 3912791082, 791082-HO, 791082HO, FLT0776705X, FLT0776706X, HOR 791082, HOR791082, HT791082, RF791082X, ZBH791082
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:
✔ Verify fan pilot and bolt circle dimensions match your original
✔ Confirm belt groove style and location (8K or 6K configuration)
✔ Suitable for Kenworth trucks with Caterpillar 3406 engines (1990–2005)
✔ Always inspect pulleys and belts before reinstalling a remanufactured clutch
✔ Torque per manufacturer’s specification for lock nut, cap screws, and mounting hardware
HTS Advantage Repair Kits:
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, call 1-877-243-0442 or email sales@fleet-products.com .
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