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The ARB rear step towbar wiring harness supplies the electrical connection needed for rear step towbar installations and notes that an ECU is required for compatibility with PN 3600020/30/40/50 tail assemblies. It provides the necessary tail wiring interface for trailer lighting and integrates with vehicle electronic modules where specified, enabling proper connection of trailer lights when paired with the indicated towbar components.
ARB Rear Step Towbar Wiring Incl Ecu Req 3600020/30/40/50 Tail
