This vehicle rear right door wiring loom harness assembly delivers flawless electrical current, speaker audio signals, and central locking triggers across the structural door pillar hinge line. Engineered precisely to route through factory protective rubber conduit boots, it features high-flexibility insulation to resist cold weather hardening and cracking from repeated door movement.

Type	Rear Door Wiring Loom Harness
Placement on Vehicle	Rear, Right Side, Offside Passenger Door Hinge (O/S/R)
Trim / Model Application	SXI / Sport Spec Edition Configurations
Primary Part Number	13131805
Superseded Part Number	13131804
Interchange Part Number	93181805 / 13247074
Fitment Type	Direct Plug-and-Play Assembly Replacement
Number of Pieces	1 Harness Unit
Material	Copper Stranded Core Wires & Protective Polymer Wrapping
Color	Multi-Colour Insulated Core Wires

This rear right wiring loom architecture integrates with specific chassis configurations using standard multi-circuit door connectors:

• Primary Vehicle Fitment: Vauxhall Astra SXI — Generation H / MK5 (2004, 2005, 2006, 2007, 2008, 2009, 2010)
• Chassis Layout Match: Suited for 5-Door Hatchback and Estate platform wiring variations.
• Cross-Platform Companion Models: Opel Astra H SXI / Sport variants utilizing identical rear main wiring harness loops.
• Platform Interchange: Fits vehicles equipped with matching rear electronic modules (REC) and specific comfort convenience specs.

• Bellows Alignment Check: Make sure the rubber weatherproofing protective grommet sits completely watertight inside the vehicle chassis pillar sheet metal hole to block rainwater leaks.
• Harness Routing Track: Route the sub-loom along factory internal plastic guide retainers inside the door cavity to prevent the wire bundle from rubbing against descending door window glass tracks.
• Electrical Safety Check: Turn off vehicle ignition and disconnect the battery ground strap before snapping the multi-pin terminal connector blocks together.