Product Description
KB799068X – HORTON DRIVEMASTER ON/OFF FAN CLUTCH (CATERPILLAR 3126)
PART NUMBER(S):
Fleet Products: KB799068X (Remanufactured) | OE: Horton 79A9068, Kit Masters 99068, Borg Warner 1077-08166-01
DESCRIPTION:
Model: Horton DMA SE 21 On/Off (Remanufactured)
Vehicles: Freightliner FLN (1994–2004) with Caterpillar 3126 engines
• Back Pulley Diameter: 5.56″ (141.2 mm)
• Belt Configuration: 8PK serpentine
• Belt Count: 1
• Fan Pilot Diameter: 2.56″
• Fan Blade Bolt Circle: 3.50″
• Fan Blade Studs: 6x, 3/8-24 Thread, 0.81″ Long
• Overall Length: 15.50″
• Width: 12.50″
• Vertical Mounting Distance: 7.24″
• Journal Bracket Center to Top Right Mounting Hole: 3.90″
• Bearing: Double row angular contact
• Drive Type: Air-engaged ON/OFF (DMA SE 21)
Applications:
Is this fan clutch compatible with your Caterpillar 3126-powered Freightliner? Yes—engineered for 1994–2004 FLN models, this DMA SE 21 delivers OEM drop-in fitment and reliable cooling under heavy-duty operating conditions.
CROSS-REFERENCE(S):
79A9068, 79A9068-2, 99A9068, 799068, 999068, 989068, KMN2099068, KM N20 99068, ABPN2099068, ABP N20 99068, FLT99068, KMI99068, 3443-99068, 1077-08166-01, 1077-08166-03, 1093-08167-01, 20R-8385, 3912-79A9068, 79A5068, 79A9068RMAN, HOR 79A9068, HOR79A9068, K799068, R799068, ZBH79A9068, 10770816601, 10930816701, 3443-99068, 3912-999068, 3912999068, 99068, KM99068, ABP N20 99068, FC799068, FLT0816601X, HOR 999068, HOR999068, ZBH999068, HOR79A9068-2, HOR99A9068, HOR989068, 3912-79A9068, 3912999068, 1000-799068
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 belt configuration and pulley diameter match your engine setup before installation.
✔ Ensure fan pilot diameter and bolt circle align with your fan blade hub.
✔ Inspect fan blades for wear or damage before reusing with this clutch.
✔ Follow OEM torque specifications for all mounting fasteners.
Drivemaster On/Off Repair Kits:
- Minor Seal Repair Kit: 294346
- Major Repair Kit: 294351
- Super Repair Kit: 295568, 295575, 299985, Q299999 (Universal)
- Lining Kit: 294349S
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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