Product Description
KB791003X - HT/S ADVANTAGE FAN CLUTCH (CATERPILLAR 3406)
PART NUMBER(S):
Fleet Products: KB791003X (Remanufactured) | OE: International 1615992C91, 1655367C91 | Kit Masters: 91003
DESCRIPTION:
Model: HT/S Advantage On/Off Fan Clutch
Vehicles: Navistar / International with Caterpillar 3406, 3406B, 3406 ATAAC
• Back Pulley Diameter: 9.30″
• Front Pulley Diameter: 7.08"
• Belt Configuration: 4V
• Belt Groove Location: 2.24″
• Belt 1st Groove Distance: 2.24″
• Bolt Circle: 3.50″
• Fan Pilot Diameter: 2.00″
• Fan Blade Stud Length: 6x, 3/8-16 Thread, 2.62″ Long
• Friction Plate: 9.5″
Applications:
Running Caterpillar 3406 engines in International, Kenworth, or Peterbilt trucks? This HT/S Advantage fan clutch delivers proven performance for 1986–1992 models including 9300, 379, 9370, 9600, 9670, 9700, and W900. Built for high-cycle thermal loads in vocational environments.
CROSS-REFERENCE(S):
791003, 91003, 889867, 591003, 991008, 981000, 981284, 991273, KMN2091003, KM N20 91003, ABPN2091003, ABP N20 91003, FLT91003, KMI91003, 3443-91003, 1077-07908-01, 1093-07909-01, 1615992C91, 1655367C91, HOR-791003, HOR791003, HT791003, KB791003, RF791003X, 991016
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:
✔ Verify pulley diameter (9.30″) and 2.00″ pilot before installation
✔ Air pressure must be ≥90 PSI for proper clutch engagement
✔ Use correct bolts: 6x, 3/8-16 Thread, 2.62″ Long
✔ Replace hub bearings during clutch swap to ensure durability and warranty compliance
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%!
