Description
PART NUMBER(S):
Fleet Products: 109579-G3 (New) | Replaces OE: Bendix 109579, 109579K, 109579BXW, BEN-109579, BEN109579 | Automann 170.109579 | Meritor R955109579, R955109579N, R955109579X, TDAR955109579N | Velvac 034093 | Newstar S-E277, SE277, BER-109579 | Mack 745-109579 | World American WA109579 | Other 65244, 65244X
DESCRIPTION:
Model: Model 9 / AD-9 air dryer heater kit
Vehicles: Freightliner, trucks, trailers, and buses equipped with compatible Model 9 / AD-9 air dryers
• Voltage: 24V DC
• Wattage: 75W
• Kit Type: Heater / thermostat kit
• Kit Contents: Heater element, thermostat, plug assembly, seal rings, and hardware
• Mounting Style: Direct replacement for Model 9 / AD-9 air dryers
• Identification: Grey cover identifies 24V version
• Function: Prevents air dryer freeze-up during cold-weather operation
Applications:
Designed to maintain heater function in Model 9 / AD-9 air dryers during cold-weather operation. Confirm 24V system voltage, heater plug style, and dryer compatibility before installation.
CROSS-REFERENCE(S):
109579-G3, 109579K, 109579, 109579BXW, BEN-109579, BEN109579, R955109579, R955109579N, R955109579X, TDAR955109579N, 034093, 170.109579, 14334, AT109579, 109579P, BER-109579, S-E277, SE277, BW109579, 745-109579, BX109579, ZAC109579, K109579, 4L-19-276, 4L-19-276CG, BE277GRP, WA109579, 060-109579, TWDBEN109579, 65244, 65244X
A cross-reference listing means this part is functionally compatible with the listed numbers in fit, form, and function. Always verify exact application before installation.
IMPORTANT INSTALLATION NOTES:
✔ Disconnect vehicle power and fully depressurize the air system before servicing.
✔ Confirm compatibility with Model 9 / AD-9 dryer systems only.
✔ Confirm the vehicle uses a 24V air dryer heater before replacement.
✔ Do not substitute with 12V heater kits.
✔ Use included seal rings and hardware for a leak-free installation.
✔ Follow manufacturer torque and electrical connection procedures.
✔ After installation, check for air leaks and confirm proper heater and purge operation.
Warranty Information
