DM Advantage Two-Speed: 99A9646-2

Order Part

Horton Service # 99A9646-2 Horton OEM # 98A9646-2 Old Service # 79A9554-2, 99A9554-2

This product can be used as a replacement part for:Borgwarner 21192248, Mack 43MH58M, Volvo 21596051, Volvo 21508309, Volvo 20883819, Volvo 21251045, Volvo 22113079

Replacement Options

DM Advantage Two-Speed

99A9646-2

DM Advantage Two-Speed Reman

79A9646-2

DM Advantage On/Off

99A9646

DM Advantage On/Off Reman

79A9646

Repair Kits

FAN CLUTCH REPAIR KIT

see note below

Additional Repair Kit Options

Part Components

View Full List of Components

Standard Parts List

Item	Description	Qty
1	JOURNAL BRACKET	1
2	SHEAVE BEARING, includes bearing install tool	1
3	SHEAVE	1
4	BEARING NUT	1
5	AIR CHAMBER CAP	1
6	O-RING SEAL	1
9	FAN MOUNTED FRICTION DISC (FMFD)	1
17	BUTTON HEAD SCREWS	8
18	AIR CHAMBER SEAL	1
20	FACE SEAL	1
22	BEARING RETAINING RING	1
23	AIR CARTRIDGE ASSEMBLY	1
24	AIR CARTRIDGE RETAINING RING	1
27	FAN MTG STUD	6
28	FRICTION LINER	1
44	BEARING SPACERS	1
50	CLUTCH PACK - SPRING HOUSING/PISTON	1
60	Magnet Assembly	*

	ITEM 1	ITEM 3	ITEM 44	BEARING KIT	FMFD KIT	POLARFORCE KIT	SEAL KIT	SUPER KIT
Service # 99A9646-2 OEM # 98A9646-2	19082	18937	12245	995550	2S-DP-CP	2S-DP-CP	994346	see note below
Service # 99A9646-2 OEM # 98A9646-2	Requires Solenoid Valve and ECM reprogram when retrofitting to Horton pneumatic fan drive. Requires 995543 PolarForce and 995550 Bearing Kit for Complete Rebuild Repair / Replace

Notes

Requires Solenoid Valve and ECM reprogram when retrofitting to Horton pneumatic fan drive. Requires 995543 PolarForce and 995550 Bearing Kit for Complete Rebuild