Description
103980-G3 - MODEL 4 END COVER KIT - 12V, 1/2" PORTS
PART NUMBER(S):
Fleet Products: 103980-G3 (New) | Replaces OE: Bendix 103980 | Haldex 103980K | International 1676688C91 | Volvo 1113551
DESCRIPTION:
Model: Model 4 / AD4 end cover kit
Vehicles: Commercial trucks, buses, tractors, and trailers using compatible Model 4 / AD4 air dryers
• Voltage: 12V DC
• Supply Port: 1/2" NPT
• Delivery Port: 1/2" NPT
• Mounting Style: Direct replacement end cover
• Includes: End cover, gasket, and mounting hardware
• Compatible Dryer Reference: 65041X
• Function: Restores sealing and port integrity at the air dryer end cover
Applications:
Designed as a direct replacement end cover kit for Model 4 / AD4 air dryers. Used in heavy-duty air brake systems to restore air dryer sealing, port connection integrity, and serviceability on compatible 12V dryer assemblies.
CROSS-REFERENCE(S):
103980-G3, 103980K, 103980G, 103980, GDX103980, 103980N, 65044, 745103980, BEN103980, BES103980, ZZ103980K, 1676688C91, 1113551
A cross-reference listing means this part should be a suitable replacement for the part numbers listed. Please confirm voltage, port size, and dryer compatibility before installation.
IMPORTANT INSTALLATION NOTES:
✔ Fully depressurize the vehicle air system before servicing.
✔ Confirm Model 4 / AD4 dryer compatibility before installation.
✔ Verify 12V configuration and 1/2" NPT supply/delivery ports.
✔ Use included gasket and hardware for proper sealing and fitment.
✔ Follow manufacturer torque specifications and alignment instructions.
✔ After installation, check for air leaks and confirm proper purge operation.
Warranty Information
