Description
790009 – S ADVANTAGE FAN CLUTCH (DETROIT SERIES 50/60)
PART NUMBER(S):
Fleet Products: KB790009X (Remanufactured) | OE: 790009, 980010, 990077
DESCRIPTION:
Model: S Advantage Fan Clutch
Vehicles: EMERGENCY ONE, FREIGHTLINER, KENWORTH, MARMON, PETERBILT, VOLVO GM (Detroit Diesel Series 50/60) 1970-2001
• Fan Pilot Diameter: 2.00″
• Back Pulley Diameter: 7.25″
• Front Pulley Diameter: 9.06″
• Belt Configuration: 4V – 4-Groove V-Belt
• Belt Groove Location: 1st groove at 1.61″ from rear face
• Bolt Circle: 3.50″
• Fan Blade Stud Length: 2.12″ 6x, 3/8-16 Thread
• Drive Type: Air-engaged on/off
• Engagement System: Pneumatic
• Hub Type: Advanced bearing design with extended-life air cartridge
Applications: Designed for heavy-duty Detroit Diesel engines using S Advantage-style air-engaged clutches. Validated for fleet cooling performance in trucks requiring System S entry-level Horton specs.
CROSS-REFERENCE(S):
790009, 79A0009, 90009, 980009, 98A0009, 990009, 99A0009, FC790009, 05-11369-026, 590009, 980010, 980015, 980087, 990041, 990077, 990149, 511369026, 0511369026, 1000-790009, 1000790009, KMN2090009, KM N20 90009, ABPN2090009, ABP N20 90009, FLT90009, RX790009RMANRF, RX790009RMAN, KMI90009, 3443-90009, HOR790009, HOR-790009, HT790009, K590009, K5 90009, KC90009, RC 790009, RC790009, ZBH790009, 20822-2810, 20822-3810, 20822-8000, 20082A, 20083AA 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 groove count and belt spacing match original application.
✔ Use vehicle manufacturer torque specs for installation bolts.
✔ Ensure pilot diameter and bolt circle align with fan blade mount.
✔ Recommended for air-engaged systems with OEM fan drive specs.
S Advantage 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.
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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Warranty Information