Horton DM Advantage On/Off Fan Clutch, 28 in Diameter, 8 Grooves, 9 Studs, 0.375-24 UNF Thread, 1.25:1 Drive Ratio, Caterpillar C7 Engine
#HOR79A9457
Specifications
| Application | Freightliner, Sterling |
| Back Pulley Diameter (A) | 6-1/4 in |
| Belt Groove Location (C) | 43/64 in |
| Center Of JB To Top Right Mounting Hole (J) | 4-15/64 in (10.74 cm) |
| Diameter | 28 in |
| Drive Ratio | 1.25:1 |
| Engine MFR | Caterpillar |
| Engine Model(S) | C7 |
| Fan Blade Service Number | 995711253 |
| Fan Blade Stud Length (F) | 0.81 |
| Horizontal Mounting Distance (H) | 2-23/64 in |
| Kit Includes | Journal Bracket, Sheave Bearing, Sheave, Bearing Nut, Air Chamber Cap, O-Ring Seal, Fan Mounting Disc/Studs, Button Head Screws, Air Chamber Seal, Face Seal, Retaining Ring, Air Cartridge Assembly, Friction Liner, Bearing Spacer, Clutch Pack - Spring Housing/Piston, Cage Nut |
| Length | 7-1/64 in |
| Number of Studs | 9 |
| OEM # | 3246250-7/64 ft |
| Pilot Diameter | 2-9/16 in |
| Type | DM Advantage On/Off |
| Vehicle Model(s) | M2, B2 SCHOOL BUS, Acterra |
| Vehicle Years | 2004-2007, 2005-2007 |
| Vertical Mounting Distance (G) | 8-1/8 in |
Interchanges & Equivalent parts:
| 1853-FF1-001 |
| HOR989457 |