Product Description
KB799801X – HORTON DRIVEMASTER FAN CLUTCH (KENWORTH / CUMMINS ISX)
PART NUMBER(S):
Fleet Products: KB799801X (Remanufactured) | OE: Horton 79A9801, Horton 99A9801, Kit Masters 99801
DESCRIPTION:
Model: Horton DriveMaster On/Off (Remanufactured)
Vehicles: Kenworth T2000 (2003–2007) with Cummins ISX engines
• Back Pulley Diameter: 7.35″
• Overall Length: 11.57″
• Belt Configuration: 12PK
• Belt Groove Location: 6.66″
• Fan Pilot Diameter: 2.56″
• Bolt Circle: 3.50″
• Fan Blade Stud Length: 1.07″
• Stud Thread Size: .375-24 UNF
• Vertical Mounting Distance: 2.02″
• Horizontal Mounting Distance: 6.36″
Applications:
Is this fan clutch the right fit for your Kenworth truck with a Cummins ISX engine? Yes—this reman Horton DriveMaster clutch provides dependable cooling control, ensuring thermal efficiency and reliable uptime for long-haul fleets operating 2003–2007 Kenworth T2000 models.
CROSS-REFERENCE(S):
999801, 20R-8419, 20R8419, 3443-99801, 3912-79A9815, 707798AT, 79A9801, 79A9815-2, 79A9815RMAN, 79a9801, 989801, 989815, 98A9801, 99801, 999801, 999815, 99A9801, 99a9801, 9A9815, ABP N20 99801, ABP N20 99815, ABPN2099801, ABPN2099815, F17-1000-114, FLT99801, FLT99815, HOR 79A9815, HOR79A9815, KM N20 99801, KM N20 99815, KMI99801, KMN2099801, KMN2099815, RX79A9801RMAN, RX79A9801RMANRF, f17-1000-114, f171000114, 1000-799801, 1000799801, 799801, 79A9801RMAN, 989801, 99801, 999801, 99A9801, ABP N20 99801, ABPN2099801, F171000114, FC799801, FLT99801, HOR-79A9801, HOR79A9801, HT79A9801, K5 99801, K599801, KM N20 99801, KMI99801, KMN2099801, RC 799801, RC799801
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:
✔ Confirm the fan blade and pulley configurations before installation
✔ Compatible with Kenworth trucks using Cummins ISX engines
✔ Ensure correct belt configuration and pulley alignment
✔ Verify all dimensions to ensure compatibility with your application
Drivemaster On/Off Repair Kits:
- Minor Seal Repair Kit: 294346
- Major Repair Kit: 294351
- Super Repair Kit: 295568, 295575, 299985, Q299999 (Universal)
- Lining Kit: 294349
SOLD AS RMANUFACTURED – CORE RETURN REQUIRED
Built to OEM standards — thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
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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