Product Description
KB799494X HORTON DRIVEMASTER REMAN FAN CLUTCH – FOR MACK ASET AI / VOLVO ENGINES
PART NUMBER(S):
HORTON OEM: 79A9494-2, 79A94942, 989494
KIT MASTER: 99494, K799494-2, R799494-2
MACK: 85123189, 40MH440M
NAVISTAR: FLT994942
ZBH: ZBH79A94942
CONCEPTS NREC: 6514-060-1
D&W: 130-184-0410
DESCRIPTION:
Sold as Remanufactured – Core Return Required
Horton DM Advantage Two-Speed reman fan clutch for Mack ASET AI and Volvo engines
Two-speed operation reduces operating noise and improves cooling control
Designed for high reliability and long operating life
Easy to install and supports auxiliary system power demand
OEM Part Number: 989494
SPECIFICATIONS:
Back Pulley Diameter: 5.04 in
Front Pulley Diameter: 5.23 in
Overall Length: 7.38 in
Fan Pilot Diameter: 2.56 in
Bolt Circle: 3.5 in
Fan Blade Stud Length: 0.81 in
Stud Thread Size: .375-24 UNF in
Belt Configuration: 6K, 10K
Belt Groove Location: 2 in
Horizontal Mounting Distance: 5.39 in
Vertical Mounting Distance: 2.69 in
Center of JB To Top Right Mounting Hole: 2.69 in
CROSS-REFERENCE(S):
20883819, 21192240, 21210845, 21596045, 22113077, 24-465CK, 2S-DP, 2S-DP-CP, 3443-994942, 3443-998494, 3912-79A94942, 40MH4103M, 40MH413AM, 40MH440M, 6514-060-1, 65140601, 799494, 79A5494-2, 79A5644-2, 79A9494, 79A9494-2, 79A9494-2RMAN, 79A9954, 85115602, 85123189, 85139329, 989347, 989473, 989494, 989954, 99347, 994346, 99473, 99494-2, 995550, 999347, 999473, 99954-2, 999542, 999954, 99A9494, 99A9494-2, ABP N20 99494, ABP N20 994942, ABPN2099494, ABPN20994942, D&W 130-184-0410, F17-1000-9494, FC7994942, FLT99494, FLT994942, HOR79A94942, K799494-2, KIT MASTERS 99494, KM N20 99494, KM N20 994942, KMI99494, KMI994942, KMN2099494, KMN20994942, Kit Masters 98A9494, R799494-2, RX79A9494RMAN, RX99A9494RMAN, ZBH79A94942, f17-1000-9494, f1710009494
INSTALLATION NOTES:
✔ Confirm pulley diameter and mounting distances before installation
✔ Ensure proper belt alignment using correct groove location
✔ Replace all mounting hardware if worn
✔ Test both fan clutch speeds under load conditions
✔ Use anti-seize on fan blade studs for easier future service
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, call 1-877-243-0442 or email sales@fleet-products.com and reference Code WEB01.
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