Product Description
KB791048X – HT/S ADVANTAGE FAN CLUTCH (NAVISTAR / CATERPILLAR C15, C16, 3406)
PART NUMBER(S):
Fleet Products: KB791048X (Remanufactured) | OE: 791048, 791045, 987058, 997068, 2500654C91
DESCRIPTION:
Model: HT/S Advantage
Vehicles: Navistar trucks with Caterpillar C15, C16, and 3406 engines
• Clutch Type: On/Off Pneumatic, Air-engaged
• Belt Count: 2
• Belt Groove: 6K, 10K
• Belt 1st Groove Distance: 1.93"
• Fan Pilot Diameter: 2.56"
• Back Pulley Diameters: 6.77", 7.70"
• Bolt Circle: 6-bolt standard HT/S
• Friction Plate: 9.5"
• Bearing: Advanced hub bearing with long-life air cartridge and HNBR seals
• Drive Type: Pneumatic / Air-driven
• Designed for heavy-duty cooling performance in on-highway and vocational trucks
Applications:
Is this fan clutch compatible with your Caterpillar-powered Navistar truck? Yes—engineered for C15, C16, and 3406 engines, this HT/S Advantage delivers OEM fitment, extended life performance, and consistent cooling engagement for Navistar vocational and highway trucks.
CROSS-REFERENCE(S):
91048, 987058, 997068, KMN2091048, KM N20 91048, ABPN2091048, ABP N20 91048, FLT91048, KMI91048, 3443-91048, 3912-791048, 3912791048, 791048, 791048-HO, 791048HO, HOR 791048, HOR791048, HT791048, RF791048X, ZBH791048, KM91048, 791045, 2500654C91, KB791048, 987058997068FLT91048
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:
✔ Torque lock nut (pulley to hub) to 150 ft-lb (203 Nm).
✔ Torque button head cap screws to 35–40 in-lb (4–4.5 Nm).
✔ Torque air chamber cap screws to 180 in-lb (20.3 Nm).
✔ Clean and lubricate splines with anti-seize before installation.
HTS 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
WHY CHOOSE FLEET PRODUCTS | KBR - HEAVY DUTY TRUCK & TRAILER PARTS?
- Canadian-owned and operated since 1985
- Trusted by fleets, mechanics, and B2B partners across North America
- Fast, reliable shipping across North America
- Competitive pricing with core return refunds
- Price Match Guarantee | Find a better price? We'll beat the difference by 10%!
