Product Description
KB799764-2X HORTON DRIVEMASTER TWO-SPEED FAN CLUTCH – REMANUFACTURED – OEM 98A9764 / PACCAR F17-6017M02 REPLACEMENT
PART NUMBER(S):
HORTON: 79A9764, 98A9764, 99A9764, 79A9764RMAN, P99A9764, 3912-79A9764
OEM #: PACCAR F17-6009M05, F17-6009M26, F17-6013M26, F17-6014M05, F17-6017M02
NAVISTAR: FLT997642
VMRS Code: 042003131
DESCRIPTION:
• Remanufactured Horton DM Advantage fan clutch with dual pulley support for improved torque management
• Compatible with Peterbilt, Kenworth, and Navistar heavy-duty truck platforms
• Engineered to engage or disengage fan operation based on cooling demand and engine load
• Dual 8/6 PK belt configuration for multi-accessory drive systems
• Optimized design for fleet vehicles operating in extreme conditions
• Delivers quiet operation, long service intervals, and dependable cooling performance
Back Pulley Diameter: 6.65 in
Front Pulley Diameter: 6.54 in
Overall Length: 10.2 in
Belt Configuration: 8/6 PK
Belt Groove Location: 2.25 in
Bolt Circle: 6 in
Fan Pilot Diameter: 5 in
Fan Blade Stud Length: 1.25 in
Stud Thread Size: .312-18 UNC
Vertical Mounting Distance: 2.01 in
Horizontal Mounting Distance: 4.41 in
Fan Center (Center of JB to Top Right Mounting Hole): 4.21 in
Truck Manufacturer: Kenworth, Peterbilt, Navistar
Engine Make: PACCAR and related diesel platforms
APPLICATION:
Peterbilt / Cummins ISL
Peterbilt / Cummins ISL-G
CROSS-REFERENCE(S):
10023231, 3443-997642, 79A9764, 79A9764RMAN, 98A9764, 997642, 99A9764,
ABP N20 997642, ABPN20997642, F17-6009M05, F17-6009M26, F17-6013M26, F17-6014M05,
F17-6017M02, F176009M05, F176009M26, F176013M26, F176014M05, F176017M02,
FLT997642, KM N20 997642, KMI997642, KMN20997642, RX79A9764RMAN, RX79A9764RMANRF
INSTALLATION NOTES:
✔ Confirm dual 8/6 PK belt pulley spec and both pulley diameters
✔ Match vertical/horizontal mount spacing and bolt circle with OEM fan mount
✔ Use new fasteners and gaskets where applicable
✔ Torque mounting bolts per OE guidelines
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, call 1-877-243-0442 or email sales@fleet-products.com and reference Code WEB01.
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