Description
KB799233X – HORTON DRIVEMASTER FAN CLUTCH (KENWORTH / CUMMINS ISC)
PART NUMBER(S):
Fleet Products: KB799233X (Remanufactured) | OE: Horton 799233, 999233, Kit Masters 99233
DESCRIPTION:
Model: Horton DM Advantage On/Off Drivemaster
Vehicles: Kenworth T300 (2002–2005) with Cummins ISC engines
• Fan Pilot Diameter: 2.56″
• Pulley Diameters: Front 6.22″ / Back 7.07″
• Belt Count: 2
• Belt Groove Count: 1, 8
• Belt Groove Type: V, PK
• Belt Type: 1V, 8PK
• Fan Blade Bolt Circle: 3.50″
• Fan Drive Bolt Pattern: 6x, 3/8-24 Thread, 1.07″ Long
• Overall Length: 15.75″
• Height: 13.50″
• Engagement Type: Spring-engaged, air-disengaged
• Drive Type: Direct, mechanical
• Torque Rating: High torque capacity for heavy-duty applications
• Unique Features: Auto Lock fail-safe, dual seal protection, OE-style shaft and seals
Applications:
Is this fan clutch compatible with your Cummins ISC-powered Kenworth✔ Yes—engineered for Kenworth T300 models (2002–2005), this Drivemaster ensures drop-in fitment, reliable torque transfer, and long service life. Built to handle vocational and highway truck duty cycles with OEM performance.
CROSS-REFERENCE(S):
799233, 999233, 989233, 795233, K799233, R799233, P999233, RX799233RMAN, RX799233RMANRF, 99233, KM99233, 3912-999233, 1000-799233, 1000799233, HOR999233, HOR 999233, 999233H0R, ABPN2099233, ABP N20 99233, FLT99233, KMI99233, KMN2099233, KM N20 99233, FC799233, RC799233, RC 799233, K5 99233, K599233, ZBH999233, 3443-99233A 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 pulley diameters (6.22″ / 7.07″) match your engine brackets.
✔ Verify pilot diameter and bolt circle dimensions before installation.
✔ Ensure correct belt configuration (1V, 8PK) for Cummins ISC setup.
✔ Core return required for remanufactured units.
Drivemaster On/Off Repair Kits:
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
