2025-2026 Rivian R1T R1S Gen 2 West Zone Controller OEM PT00390761-K

Fitment & Part Number

Vehicle Fitment
Fits selected 2025–2026 Rivian R1T and R1S Gen 2 vehicles equipped with the matching West Zone Controller. Verify VIN, software/hardware revision, connector layout and OEM PT00390761-K before purchase; programming/configuration may be required.

Interchange / Replacement OE
PT00390761J, C100390761K, C100390761

Why Shop With Us?

Review the item-specific description, condition notes, part numbers and photos before ordering. Contact us if any detail needs clarification.

Item details

• Product photos: Review the photos together with the item-specific description and included components.
• Manufacturer details: Review the manufacturer and part numbers stated for this item. An OE reference number alone does not establish who manufactured the product.
• Delivery: Review the shipping policy. Available service and delivery estimates depend on the item and destination; freight items require a quote before payment.

Before You Purchase (Buyer's Checklist):

1. Part number check: Compare the listed part numbers and specifications with your original part. Request fitment help before ordering if anything is unclear.
2. Condition: Review the condition and photos for this specific item. Ask about any wear, damage or missing components before purchase.
3. Fitment help: Send the product link, part number, vehicle details and VIN when available through our contact page before purchasing.

Returns & support

• Returns: Review our return and refund policy before purchase. Contact us to clarify any item-specific warranty terms.
• Customer Support: Have a question? Our team is ready to help you get back on the road.